DK-LOK DMC-4-8N-S DMC-N 1/4 x 1/2 in. OD Tube x MNPT Reducing Stainless Steel Compression Connector Specification
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DK-Lok Tube Fittings
No.01-8
June 2017
Tube Fittings
1
Tube to Tube Union
Union
DU
Union Elbow
DL
Union Tee
DT
Union Cross
DX
Bulkhead Union
DUB
Bulkhead Retaine r
DBR
Bulkhead Elbow
Union
DBL
Reducing Union
DUR
Reducing Union
Elbow
DLR
Reducing Union
Cross
DXR
Reducing Union
Tee
DTR
Tube to Male Pipe
Male Connector
DMC-N
Male Connector
DMC-R
Thermocouple
Connector
DMCT
Index
11
12
13
14
15
16
16
17
18
Male Connector for
Bonded Gasket Seal
DMC-G
Male Connector for Metal Gasket
DMC-GB, -G
Bulkhead Male
Connector
DMCB-N
45° Male Elbow
DLBM
Male Elbow
DLM-N
Male Elbow
DLM-R
Male Run Tee
DTRM-N
Male Run Tee
DTRM-R
Male Branch Tee
DTBM-N, -R
Male Branch Tee
DTBM-N
Male Branch Tee
DTBM-R
18
19
20
21
22
23
24
23
Tube to Female Pipe
Female Connector
DCF-N
Female Connector
DCF-R
Gauge Connector
DCF-GG
Bulkhead
Female Connector
DCBF-N
Female Elbow
DLF-N
Valves
25
25
26
Female Run Tee
DTRF-N
Female Branch Tee
DTBF-N
28
29
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Tube Stub Connector
Reducer
DR
Bulkhead Adapter
DAB
Male Adapter
DAM-N
Male Adapter
DAM-R
Male Adapter
DAM-G
Male Adapter
DAM-U
Male Adapter
DAM-UO
Female Adapter
DAF-N
Female Adapter
DAF-R
Female Adapter
DAF-GR
Female Gauge
Adapter
DAF-GG
Elbow Adapter
DLA
Run Tee Adapter
DTRA
Branch Tee Adapter
DTBA
45
46 www.dklok.com
56
57
57
57
55
55
53
54
52
53
47
48
49
49
50
51
Port Connector
DCP/DCPZ
Reducing Port
Connector
DCRP
DK-Lok Flanges
DK-Lok Flanges
DF
Lab Joint
Flange Connector
DLJ
Tube to AN Tube
AN Union
DUA
AN Bulkhead Union
DUBA
Male AN adapter
DMAA
AN Adapter
DAA
58
59
Tube to Non-Positionable O-Seal
O-Seal Straight
Thread Connector
63
DMC-UO
O-Seal Pipe
Thread Connector
DMC-NO
Non-Positionable
SAE Male Connector
63
64
DMCS-U
Tube to Positionable Straight Thread
Posiotanable SAE
Male Elbow
DLS-UP
Positionable
45° SAE Male Elbow
DLBS-UP
65
66
Positionable
SAE Male Run Tee
DTRS-UP
Positionable
SAE Male Branch Tee
DTBS-UP
Positionable Male Elbow
ISO Parallel thread
DLM-GP
59
60
60
61
61
62
62
Tube To Weld End
Male Pipe
Weld Connector
DCW
Male Pipe
Weld Elbow
DLW
Tube Socket
Weld Connector
DCSW
Tube Socket
Weld Elbow
DLSW
Welding Bulkhead
Union
DBUW
Plug, Cap, Insert
Plug
DP
Cap
DC
Tube Insert
DI
AdditionalProducts
Fuse Plug
DFA
Vent Protector
DMD
Calibration Fittings
DPCM
Dielectric Fittings
DEU
66
66
Sanitary Fitting
DSFC
Chromatography Fitting
DCHU
67
68
69
69
70
Spare Parts
Gasket
DGV/DGB
DGC/DGG
Nut
DN
Ferrule Set
DFS
Nut-Ferrule Set
DFSN
Front Ferrule
DFF
Back Ferrule
DFB
70
70
71
72
72
73
73
74
Tools
Preswaging Tool
DPS
Gap Gauge
DIG
Tube Depth
Marking Tool
DTM
Pre-Swaging Unit
DHS-2A
Pre-Swaging Unit
DES-1A
Hand Tube Bender
DHTB
Tube Cutter
DTC
Tube Deburring Tool
DTDT
www.dklok.com
78
79
79
79
78
78
77
78
2
27
77
77
76
76
76
75
75
Technical Information
Tube Fittings Valves
The Premium Quality DK-Lok Tube Fittings
DK-Lok Tube Fitting is designed using industrial codes and swaging action and sealing integrity. DK-Lok provides excellent leak-free sealing on high pressure gas, vacuum, impulse, thermal shock, heavy vibration, and many other stringent applications.
DK-Lok brings you truly excellent quality, outstanding customer service, and availability.
Construction of DK-Lok Tube Fittings
DK-Lok Tube Fitting consists of body, front ferrule, back ferrule and nut. The features include;
• Excellent product range up to 2 in. and 50 mm OD.
• Additional engineering on sealing integrity and swaging action.
• Re-usable and predictable quality.
• Gaugable.
• Excellent leak-free sealing integrity on heavy vibration, vacuum and impulse.
• Heat-Code Traceability.
• No torque transferring to connective tubing during installation.
Table 1. DK-Lok Material Standards steel mill, power plant, shipbuilding, pharmaceutical, and alternative fuel.
Material
Stainless Steel316
Brass
Carbon Steel
Duplex
Super Duplex
Aluminum
Alloy 20
Hastelloy C276
Alloy 400
Alloy 600
Alloy 625
Alloy 825
Titanium Gr. 2
PTFE
Bar stock Forging
ASTM A276
ASTM A479
ASME SA479
JIS G4303
ASTM A182
ASME SA182
JIS G3214
ASTM B16 UNS C36000 ASTM B283 UNS C37700
ASTM B453 UNS C35300 JIS H3250 Alloy C3771
JIS H3250 Alloy C3604
ASTM A675 Gr.60-90
JIS G4051 S20C - S48C
ASTM A276 S31803
ASTM A105
JIS G4051 S20C - S48C
ASTM A479 S31803
ASTM A479 S32750
ASTM B211 Alloy 2024 T6
ASTM A182 F51
ASTM A182 F53
ASTM B247
ASTM B473 UNS N08020 ASTM B462 UNS N08020
ASTM B574 UNS N10276 ASTM B564 UNS N10276
ASTM B164 UNS N04400 ASTM B564 UNS N04400
ASTM B166 UNS N06600 ASTM B564 UNS N06600
ASTM B446 UNS N06625 ASTM B564 UNS N06625
ASTM B425 UNS N08825 ASTM B564 UNS N08825
ASTM B348 Gr.2
ASTM B381 F3
ASTM D1710 ASTM D3293
Carbon Steel DK-Lok Tube Fittings
SS316 back ferrule and Carbon Steel front ferrule with black fast plated.
O-ring step on body as well.
Other O-ring is available on request.
DK-Lok Port Dimension
3
Product Cleaning
For further information refer to DK cleaning standard DC-01.
Special cleaning for oxygen service application is available on request.
Refer to special cleaning standard DC-11.
Alternative Fuels
Stainless steel316 DK-Lok Tube Fittings are tested to the requirements www.dklok.com
Valves
Tubing system, tubing should be considered as one
• Tubing is assembled by simple wrench make-up on DK-Lok fitting. This results in less assembly and maintenance costs.
• Tubing assembly on DK-Lok fitting is re-usable.
• Tubing is bendable. It allows lower pressure drop with fewer connections. This in turn reduces system costs because of less fabricating manpower.
• Pipe threading or welding is difficult to disassemble and re-assemble
• Piping requires skilled worker for welding & threading
Tubing Selection
Hardness
• Tubing must be softer than fitting material. The metal tubing must be fully annealed and suitable for bending and flaring.
• Tubing hardness must be selected according to the information in the table 2 to 13.
Surface
• Tubing must have a surface free from scratches, draw mark, dirt, dust and flat spots.
Ovality
• Tubing in oval or out-of-roundness way not fit into the fitting.
Do not force the tubing into the fitting; it may damage the fitting sealing system on nut, ferrules, and body.
Wallthickness
• The table 2 to 13 list tubing working pressure ratings in a wide range of wall thickness. A too thin wall may collapse and a too thick wall may not properly be deformed by the ferrule action.
• Do not use tubing wall thickness not listed in the table 2 to 13.
Weld tubing
• Welded tubing should have a not measurable bead on its outside diameter.
Tubing Handling
Careful handling and storage practices will protect tubing from unnecessary scratches, nicks, or degrading the good tubing surface
• Tubing ends should be capped so any foreign materials will not fall inside during transportation and storage.
• Do not drag across tubing rack, cement, gravel or any rough surface.
• Do use correct tube cutter for tube material. The wrong cutter may result in excessive deformation of the tube end.
• Do not cut deep with each turn of cutting.
• Tube cutters and hacksaws should be sharp enough.
• Hacksaw blades should have at least 32 teeth per inch.
• Do deburr tube ends before inserting in fittings.
DK-Lok Tube Fitting Pressure Rating
• The pressure rating of DK-Lok Tube Fitting is rated to the working pressure of connective tubing.
• The allowable working pressure of tubing in various materials is listed in the table 2 to 13.
Material
Material system. ee sealing
-
Gas Application including gas leak proof and vacuum tight service.
Gases (helium, hydrogen, nitrogen, air, etc.) can escape even the most minute leak-path due to their very small molecules.
Tube therefore must be handled not to have scratches, draw mark,
Use NOT thin wall tubing for gas applications.
Heavier wall tubing resists the ferrule action whereas thin walltubing may collapse with little resistance to ferrule action.
For Gas service, use the tubing wall listed on un-shadowed section in table 2 to 13.
Vacuum Application
DK-Lok Tube Fittings have been proved to be excellent vacuum tight seal in many applications including analytical industry.
DK-Lok Tube Fittings comply with the leakage requirements of TA-LUFT
2002.
Cryogenic Application
DK-Lok Fittings in SS316 Stainless Steel provide highly reliable performance on cryogenic application.
Cryogenic temperature is considered to be temperatures below
-100 ℉ (-73 ℃ ).
High Pressure Application
Pressure 500 psig (34.5 bar) or higher is considered generally high pressure. In the high pressure system scratches, draw mark, nicks,
.
• For gas application, select the gas applicable tubing wall thickness from Table 2 to 13.
• Follow the suggestion on tubing selection, handling, and installation. www.dklok.com
4
Technical Information
Tube Fittings Valves
Stainless Steel Tubing
Table 2.
Fractional Seamless Stainless Steel Tubing
Fully annealed austenitic Type 304 or 316 seamless tubing ASTM A269 or ASTM A213, or equivalent. Tubing to be free from scratches, draw mark,
OD in.
5/8
3/4
7/8
1
1 1/4
1 1/2
2
1/16
1/8
3/16
1/4
5/16
3/8
1/2
0.012
0.014
0.016
6800 8100 9400
0.02
12000
0.028
0.035
Table 3. Metric Seamless Stainless Steel Tubing
OD mm
20
22
25
15
16
18
28
30
32
38
50
3
6
8
10
12
14
0.8
710
330
1.0
420
310
240
200
180
170
1.2
200
190
170
150
130
520
380
300
240
220
1.5
260
240
210
190
170
670
490
380
310
280
8500
5400
4000
1.8
380
340
320
300
260
230
210
180
10900
7000
5100
4000
3300
2400
260
230
200
180
170
160
430
390
360
330
290
Wall Thickness (in.)
0.049
0.065
0.083
0.095
0.109
0.12
0.134
0.156
0.188
10200
7500
5800
4800
3500
2900
2400
2000
10200
8000
6500
4700
4000
3300
2800
2400
8600
6200
5200
4200
3600
3100
2400
6000
4900
4200
3600
2800
2300
Working Pressure in psig
5800
4800
4200 4700
3300 3600
2700
2000
3000
2200
4100
3400
2500
4900
4000
2900
4900
3600
2.0
Wall Thickness (mm)
2.2 2.5
290
260
230
200
190
170
140
430
400
370
320 370
330
300
260
230
210
200
170
2.8
380
340
300
260
240
230
190
3.0
320
280
260
240
200
150
3.5
Working Pressure in bar
330
310
290
240
180
4.0
330
280
210
4.5
310
240 calculated at -20 to 100 ℉ (-28 to 37 ℃ ) using S value of 20,000 psi.
• Pressure calculations are based on maximum O.D. and minimum wall thickness and no allowance is made for corrosion and erosion. i.e., ASTM A269 1/2 in. OD x 0.035 in.WT: OD tolerance ± 0.005 in., WT tolerance ± 15%.
Calculations are based on 0.505 in.OD x 0.0298 in. WT.
• Safety Factor is 3.75 to 1, considering ultimate tensile strength of 75,000 psi.
5
Weld Stainless Steel Tubing Allowable Working Pressure
To determine the working pressure of weld tubing to the requirements of ASME B31.3 Code, de-rating factors below must be applied. For single weld tubing multiply by 0.80, and for double weld tubing multiply by 0.85.
Example: SS316 seamless 1/2 in. O.D. x 0.065 in. WT allowable working pressure: 4700 psi.
To determine the work pressure of the single weld tubing, multiply 4700 psi by 0.80.
4700 psig x 0.80 = 3760 psig at -20 to 100 ℉ (-28 to 37 ℃ ).
www.dklok.com
Valves
Copper Tubing
Table 4.
Fractional Seamless Copper Tubing
Soft annealed seamless copper tubing ASME B75 or equivalent. Soft annealed (Temper 0) copper water tube, type K or Type L to ASTM B88.
Recommended hardness: 60 HRB or less.
0.010 0.012
Wall Thickness (in.)
0.049 0.065 0.083 0.095 0.109 0.120
OD in.
1/8
3/16
1/4
5/16
3/8
1/2
5/8
3/4
7/8
1
0.028
2700
1800
1300
0.035
3600
2300
1600
1300
1000
800
3400
2500
1900
1600
1100
900
700
600
500
3500
2700
2200
1600
1200
1000
800
700
2100
1600
1300
1100
900
Working Pressure in psig
1900
1500
1300
1100
1800
1500
1300 1500
Table 5.
Metric Seamless Copper Tubing
OD mm
8
10
12
14
16
18
22
25
3
4
6
0.7
225
165
0.8
260
191
122
1.0
244
157
114
89
73
62
1.2
295
192
140
109
89
76
Wall Thickness (mm)
1.5
74
59
52
245
179
140
114
96
83
1.8
90
72
63
140
118
102
2.0
158
133
114
101
81
71
2.2
Working Pressure in bar
127
112
90
78
• According to the requirements of ASME B31.3 Process Piping Code and ASME B31.1 Power Piping Code, allowable working pressure calculated at -20 to 100 ℉ (-28 to 37 ℃ ) using S value of 6000 psi.
• Safety Factor is 5 to 1, considering ultimate tensile strength of 30,000 psi.
Carbon Steel Tubing
Table 6.
Fractional Seamless Carbon Steel Tubing
2.5
147
129
103
90
OD
in.
1/8
3/16
1/4
5/16
3/8
1/2
5/8
3/4
7/8
1
1 1/4
1 1/2
2
0.028
8000
5100
3700
0.035
10200
6600
3700
3800
3100
2300
1800
0.049
9600
7000
5500
4500
3300
2600
2100
1800
1500
0.065 0.083
9600
7600
6200
4500
3500
2900
2400
2100
1600
5900
4600
3700
3200
2700
2100
1800
Wall Thickness (in.)
0.095 0.109 0.120 0.134
5300
4300
3700
3200
2500
2000
1500
5100
4300
3700
2900
2400
1700
4100
3200
2600
1900
3600
3000
2200
0.148 0.165 0.180 0.220
Working Pressure in psig
4000
3300
2400 www.dklok.com
4600
3700
2700
5000
4100
3000
5100
3700
6
Technical Information
Tube Fittings Valves
7
Table 7.
Metric Seamless Carbon Steel Tubing
OD mm
28
30
32
38
18
20
22
25
12
14
15
16
8
10
3
6
0.8
670
310
230
190
160
150
1.0
830
400
290
1.2
190
180
170
150
490
360
280
230
130
120
1.5
250
230
210
190
630
460
360
290
170
150
1.8
230
200
180
160
360
300
280
260
2.0
Wall Thickness (mm)
2.2 2.5
260
230
210
180
410
340
320
290
160
150
140
290
250
230
200
450
380
350
330
180
160
150
130
230
200
190
170
140
380
330
290
260
2.8
330
300
260
230
210
200
160
3.0
Working Pressure in bar
280
250
230
210
180
3.5
290
270
250
210
4.0
290
240
• Allowable working pressure calculated at -20 to 100 ℉ (-28 to 37 ℃ ) using S value of 15,700 psi according to ASME B31.3 Process Piping Code.
• Safety Factor is 3 to 1, considering ultimate tensile strength of 47,000 psi.
• To determine working pressure of ASME B31.1 Power Piping Code, multiply the ASME B31.3 rating by 0.85
4.5
280
Table 8. Fractional Seamless Alloy 400 Tubing
Fully annealed seamless Alloy 400 Tubing ASTM B165 or equivalent. Tubing to be free from scratches, draw mark, dirt, dust, flat spots, and suitable for bending and flaring. Recommended hardness: 75 HRB or less.
OD in.
1/8
1/4
3/8
1/2
3/4
1
0.028
7900
3700
0.035
10100
4800
3100
2300
0.049
7000
4400
3200
2200
Wall Thickness (in.)
0.065 0.083
9500
6100
4400
3000
2200
4000
2900
0.095
4600
3400
0.109
Working Pressure in psig
3900
0.120
4300
• According to the requirements of ASME B31.3
Process Piping Code and ASME B31.1 Power
Piping Code, allowable working pressure calculated at -20 to 100 ℉ (-28 to 37 ℃ ) using S value of 18,700 psi.
• Safety Factor is 3.74 to 1, considering ultimate tensile strength of 70,000 psi.
Table 9. Fractional Seamless Alloy C276 Tubing
Fully annealed seamless Alloy C276 Tubing ASTM B622 or equivalent. Tubing to be free from scratches, draw mark, dirt, dust, flat spots, and suitable for bending and flaring. Recommended hardness: 100 HRB or less.
OD in.
1/4
5/16
3/8
1/2
0.028
4000
0.035
Wall Thickness (in.)
0.049
5100 7500
4000
3300
2600
5800
4800
3700
0.065
10200
7800
6500
5100
• According to the requirements of ASME B31.3 Process Piping
Code and ASME B31.1 Power Piping Code, allowable working pressure calculated at ambient temperature using S value of
27,300 psi.
• Safety Factor is 3.66 to 1, considering ultimate tensile strength of 100,000 psi.
* Working Pressure in psig
Table 10.
Fractional Seamless Alloy 825 Tubing
Fully annealed seamless Alloy 825 Tubing ASTM B423 or equivalent. Tubing to be free from scratches, draw mark, dirt, dust, flat spots, and suitable for bending and flaring. Recommended hardness: 95 HRB or less.
OD in.
1/4
3/8
1/2
0.035
6400
4100
3000
Wall Thickness (in.)
0.049
9300
5900
4300
0.065
11600
8200
5900
• According to the requirements of ASME B31.3 Process Piping Code and ASME B31.1 Power Piping Code, allowable working pressure calculated at ambient temperature using S value of 23,300 psi.
• Safety Factor is 3.64 to 1, considering ultimate te8200nsile strength of 85,000 psi.
* Working Pressure in psig www.dklok.com
Valves
Table 11. Fractional Seamless Alloy 625 Tubing
Fully annealed seamless Alloy 625 Tubing ASTM B444 Grade 1 or equivalent.
OD in.
1/4
3/8
1/2
* Working Pressure in psig
0.035
7300
4700
3500
Wall Thickness (in.)
0.049
10700
6800
5000
0.065
14600
9400
6800
• Allowable working pressure is calculated at ambient temperature using S value of 40,000 psi according to ASME B31.3 Code.
• Safety Factor is 3 to 1, considering ultimate tensile strength of 120,000 psi.
• To determine working pressure of ASME B31.1 Power Piping Code, multiply the ASME B31.3 rating by 0.86.
Table 12. Fractional Seamless Super Duplex Tubing
Fully annealed Super Duplex Tubing ASTM A789 S32750 or equivalent. Tubing to be free from scratches, draw mark, dirt, dust, flat spots, and suitable for bending and flaring. Recommended hardness: 32 HRC or less.
OD in.
1/4
3/8
1/2
5/8
3/4
0.035
10000
6500
5000
0.049
15000
10100
7200
5800
4700
Wall Thickness (in.)
0.065
12700
10100
7600
6300
0.083
12900
10100
8500
0.095
10000
• Allowable working pressure calculated at ambient temperature using S value of 38,700 psi according to ASME B31.3 Code.
• Safety Factor is 3 to 1, considering ultimate tensile strength of
116,000 psi.
* Working Pressure in psig
Table 13.
Fractional Seamless Alloy 20 Tubing
Fully annealed seamless Alloy 20 Tubing ASTM B729 or equivalent. Tubing to be free from scratches, draw mark, dirt, dust, flat spots, and suitable for bending and flaring. Recommended hardness: 95 HRB or less.
OD in
1/8
3/16
1/4
5/16
3/8
1/2
0.028
4500
Wall Thickness (in.)
0.035 0.049 0.065
Working Pressure in psig
5100
3300
2600
7500
4800
3700
10200
6500
5100
• Allowable working pressure calculated at ambient temperature using S value of 23,300 psi according to ASME B31.3 Process
Piping Code.
• To determine working pressure of ASME B31.1 Power Piping
Code, multiply the ASME B31.3 rating by 0.98.
* Working Pressure in psig
Temperature De-rating Factors
The pressure rating of DK-Lok port is governed by the connective tubing pressure rating.
To determine allowable working pressure at elevated temperature, multiply working pressure by applicable factor shown in table 14.
Example: SS316 seamless tubing 1/2 in. O.D. x 0.065 in.WT at 700 °F. 4700 psig x 0.82 = 3854 psi.
Allowable working pressure of SS316 seamless 1/2 in. O.D. x 0.065 in. WT is 3854 psi at 700 °F.
Table 14.
Temp.
°F
100
200
300
400
500
600
700
800
900
1000
1200
204
260
316
371
427
482
538
649
°C
38
93
149
0.8
0.76
0.73
0.69
0.3
304
1
Stainless
316
1
1
1
0.94
0.88
0.82
1
1
0.97
0.9
0.85
0.82
0.8
0.78
0.77
0.37
C.steel
A179
1
0.96
0.9
0.86
0.82
0.77
0.73
0.59
Copper
B75
1
0.8
0.78
0.5
0.13
825
B423
1
0.92
0.87
0.83
0.79
0.76
0.74
0.73
0.73
0.71
C276
B622
1
1
1
1
0.98
0.93
0.87
0.84
0.81
0.79
0.35
625
B444
1
1
1
1
0.97
0.95
0.93
0.93
0.93
0.93
0.33
20
B729
1
0.9
0.86
0.83
0.79
0.77
0.76
0.73
400
B165
1
0.88
0.79
0.79
0.79
0.79
0.79
0.76
Super Duplex
A789
1
0.9
0.85
0.82
0.81
0.8
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8
Technical Information
Tube Fittings Valves
9
DK-Lok Pipe End Pressure Rating
Pressure ratings of DK-Lok tube port is governed by the connective tubing pressure rating. The allowable working pressure of those fittings with both DK-Lok port and pipe end port are determined by the lower pressure port.
Table 15.
DK-Lok Pipe Thread Designator
Legends • DK: DK-Lok pipe thread designator. • E: Equivalent.
Table 16. Tapered Pipe Thread Pressure Ratings
Applicable to DK-Lok thread designator: N and R
DK
N
R
G
GB
GP
GG
GR
GY
U
UO
UP
NO
Reference
Specification
ASME B1.20.1 (NPT)
SAE AS71051
ISO 7-1
BS EN 10226-1 (BSPT)
DIN 2999 (male thread only)
JIS B0203 (PT)
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
DIN 3852 FORM A
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
DIN 3852 FORM B
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
SAE J475 SAE J1926
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
EN 837-1& EN 837-3
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
DIN 3852 FORM Z
ISO 228-1
BS 2779 (BSPP)
JIS B0202 (PF)
DIN 3852 FORM Y
ASME B1.1
ISO R725
SAE J475
SAE J514
ASME B1.1
ISO R725
SAE J475
SAE J514
ASME B1.1,
ISO R725
SAE J475
SAE J514
ASME B1.20.1,
SAE AS71051
SAE J514
Thread Configuration E
RT
RS
RP
PR
RG
RP
RJ
SR
OR
ST
OR
ISO/NPT
Pipe
Size
S value
1/16
1/8
1/4
3/8
1/2
3/4
1
1 1/4
1 1/2
2
SS316 and Carbon Steel
Male psig
Female Male
Brass
Female bar psig bar psig bar psig bar
20ksi 10ksi
14000 965 6600 455 7400 510 3300 227
10000 689 6400 441 5000 345 3200 220
8300 572 6500 448 4100 282 3200 220
8000 551 5200 358 4000 275 2600 179
7800 537 4800 331 3900 269 2400 165
7500 517 4600 317 3700 255 2300 158
5300 365 4400 303 2600 179 2200 152
6200 427 5000 345 3100 214 2500 172
5100 351 4500 310 2500 172 2200 152
4000 276 3900 269 2000 138 1900 131
Allowable Working Pressure
DK-Lok ISO Parallel Male Pipe Thread End
Applicable to DK-Lok thread designator: G, GB, and GP.
SS316 and carbon steel fitting thread ends up to 1 in. are rated to
5900 psi (406 bar)
DK-Lok SAE Straight Thread End
Applicable to DK-Lok thread designator: U, UO, and UP.
SS316 and carbon steel fitting thread ends up to 16U (1 5/16-12) are rated to 6000 psi (413 bar)
DK-Lok Tube Socket Weld End
Applicable to DK-Lok tube fitting part number: DCSW and DLSW.
SS316 and carbon steel fitting tube socket ends up to 1/2 in. (-8) are rated to 7,000 psi (482 bar)
DK-Lok Pipe Butt Weld End
Applicable to DK-Lok tube fitting part number: DCW and DLW.
SS316 and carbon steel fitting pipe butt weld ends up to 3/4 in.
(-12P) are rated to 6,000 psi (413 bar)
• Pressure ratings are based on ASME B31.3 Process Piping Code, at ambient temperature.
• For further information about each size end rating, contact the authorized DK-Lok distributor in your region.
Pipe Thread Sealants
Pipe thread sealant for tapered pipe thread assembly is essential to ensure leak-free thread sealing. Sealant usually contains a lubricant.
Thread sealant fills the voids between the threads and prevents thread galling.
Wrap PTFE tape clockwise from first thread. Do not overhang the first thread; the tape may get into the fluid system.
Pressure Equivalents:
1 bar = 100 kPa = 14.503 psi 1 kPa = 0.01 bar = 0.145 psi
1 psi = 0.069 bar = 6.89 kPa 1 kg/cm2 = 0.98 bar = 14.22 psi
Table 17. Elastomer seal temperature ratings
Elastomer O-ring
NBR
FKM
FFKM (Kalrez®)
Rating
-40 to 110 ℃ (-40 to 230 ℉ )
-28 to 204 ℃ (-18 to 400 ℉ )
-30 to 275 ℃ (-22 to 527 ℉ )
Care must be taken as fitting with elastomer O-ring sealmay have lower temperature rating.
Kalrez®: DupPont™
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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Tube Fittings www.dklok.com
Valves
Ordering Information
Suffix the material designator to the part number. Example: DU-8-S
Table 18. Material Designator
Material
Stainless Steel316
Dual Grade
Brass
Carbon Steel
Stainless 310
Duplex
Super Duplex
Aluminum
Alloy 20
Hastelloy C276
Alloy 400
Alloy 600
Alloy 625
Alloy 825
Titanium Gr. 2
PTFE
Designator
S
SD
AL
L20
HC
B
C
310
D
M
IN
L625
L825
TI
PE
Tee and Cross Fittings
1
1
3
4
3
2
2
Tee fitting part number is described by first the run (1 and 2) and next the branch (3).
Cross fitting part number is described by first the run (1 and 2) and next the branch (3 and 4)
Table 19. Pipe Thread Size Designator
Nom. Size in. 1/16 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2
Designator 1 2 4 6 8 12 16 20 24 32
Table 20. Tube O.D. Designator
OD in.
Designator
OD mm
Designator
1/16 1/8 3/16 1/4 5/16 3/8
1 2 3 4 5 6
1/2
8
5/8
10
3/4
12
7/8
14
1
16
1 1/4 1 1/2
20 24
2
32
2mm 3 mm 4 mm 6 mm 8mm 10 mm 12 mm 16 mm 20 mm 22 mm 25 mm 28 mm 32 mm 38 mm 42 mm 50 mm
2M 3 M 4 M 6 M 8 M 10 M 12 M 16 M 20 M 22 M 25 M 28 M 32 M 38 M 42 M 50 M
Z series DK-Lok
DK-Lok Z Series single ferrule tube fitting is designed and manufactured to the highest quality standards.
This fitting includes single ferrule with standard DK-Lok fitting body and nut.
To help identify DK-Lok Z series from DK-Lok Tube fitting, nut is black
Molybdenum Disulfide (MoS2) coated.
Material
DK-Lok Z Series single ferrule tube fitting is manufactured in stainless steel316.
Pressure and Temperature Ratings
DK-Lok Z Series fittings are identical to DK-Lok Tube Fittings in pressure and temperature ratings.
Z Series Ferrule
Part No.
DFZ-4-S
DFZ-6-S
DFZ-8-S
DFZ-12-S
DFZ-16-S
Tube O.D.
1/4
3/8
1/2
3/4
1
Dimensions
DK-Lok Z Series fittings are dimensionally identical to DK-Lok Tube
Fittings.
Ordering Information
To order Z series, insert Z in the standard DK-Lok tube fitting part number.
Examples: DU Z -8-S, DMC Z 8-8N-S, DN Z -4-S
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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10
Valves
Union
DU
DU-1
DU-2
DU-3
DU-4
DU-5
DU-6
DU-8
DU-10
DU-12
DU-14
DU-16
DU-20
DU-24
DU-32
Connects fractional tube
Part No.
Tube O.D.
D in.
3/4
7/8
1
1-1/4
1-1/2
2
1/16
1/8
3/16
1/4
5/16
3/8
1/2
5/8 mm
19.05
22.22
25.40
31.75
38.10
50.80
1.59
3.17
4.76
6.35
7.93
9.52
12.70
15.87
Connects metric tube
Part No.
DU-2M
DU-3M
DU-4M
DU-6M
DU-8M
DU-10M
DU-12M
DU-14M
DU-15M
DU-16M
DU-18M
DU-20M
DU-22M
DU-25M
DU-28M
DU-30M
DU-32M
DU-35M
DU-38M
DU-42M
DU-50M
11
E
Min.
15.74
18.28
22.35
27.68
33.90
45.97
1.27
2.28
3.04
4.82
6.35
7.11
10.41
12.70
Tube O.D.
D
8
10
12
14
4
6
2
3
15
16
18
30
32
35
38
42
50
20
22
25
28
E
Min.
6.4
7.9
9.5
11.1
1.7
2.4
2.4
4.8
11.9
12.7
15.1
15.9
18.3
21.8
21.8
26.2
28.6
31.5
33.7
36.8
45.2
Width across flat in.
5/16
7/16
7/16
1/2
9/16
5/8
13/16
15/16
1-1/16
1-3/16
1-3/8
1-3/4
2-1/8
2-3/4 h mm
7.93
11.11
11.11
12.70
14.28
15.87
20.64
23.81
26.98
30.16
34.92
44.45
53.97
69.85
in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3
H mm
28.58
31.75
38.10
47.63
57.15
76.20
7.93
11.11
12.70
14.28
15.87
17.46
22.22
25.40
46
46
50
55
60
70
30
30
35
41
22
24
24
24
27
12
14
15
18
Width across flat h H
12
12
12
12
12
14
16
19
22
25
25
25
30
50
50
55
60
65
76
32
32
38
46
A
12.9
12.9
13.7
15.3
16.2
17.2
22.8
24.4
24.4
24.4
24.4
26.0
26.0
31.3
36.6
39.7
42.0
42.1
49.4
49.3
67.2
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
A
24.38
25.90
31.24
41.14
50.03
67.56
8.63
12.70
13.71
15.24
16.25
16.76
22.86
24.38
B
21.84
21.84
26.41
38.86
45.21
62.73
10.92
15.24
16.00
17.78
18.54
19.30
21.84
21.84
B
15.3
15.3
16.1
17.7
18.6
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
36.6
39.3
41.6
41.7
47.9
47.8
62.5
ι
33.27
35.05
40.38
48.00
53.60
74.70
17.50
22.35
24.13
26.16
28.19
30.22
30.98
31.75
ι
22.4
22.1
24.1
26.2
28.2
31.0
31.0
31.8
31.8
31.8
33.3
34.8
34.8
40.4
43.4
49.5
51.3
51.3
58.4
58.4
74.7
L
25.15
35.56
37.33
40.89
42.92
44.95
51.30
52.07
53.59
55.37
64.77
92.20
107.95
149.35
L
35.6
35.3
37.3
41.0
43.2
46.2
51.2
52.0
52.0
52.0
53.5
55.0
55.0
65.0
85.0
92.9
97.3
97.6
113.6
113.4
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DK-Lok Tube Fitting
Valves
Union Elbow
DL
DL-12
DL-14
DL-16
DL-20
DL-24
DL-32
DL-1
DL-2
DL-3
DL-4
DL-5
DL-6
DL-8
DL-10
Connects fractional tube
Part No.
Tube O.D.
D
5/8
3/4
7/8
1
1-1/4
1-1/2
2 in.
1/16
1/8
3/16
1/4
5/16
3/8
1/2
15.87
19.05
22.22
25.40
31.75
38.10
50.80
mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
Connects metric tube
Part No.
DL-16M
DL-18M
DL-20M
DL-22M
DL-25M
DL-28M
DL-32M
DL-38M
DL-42M
DL-50M
DL-2M
DL-3M
DL-4M
DL-6M
DL-8M
DL-10M
DL-12M
DL-15M
Tube O.D.
D
25
28
32
38
16
18
20
22
42
50
8
10
12
15
4
6
2
3
E
12.70
15.74
18.28
22.35
27.68
33.90
45.97
Min.
1.27
2.28
3.04
4.82
6.35
7.11
10.41
E
Min.
12.7
15.1
15.9
18.3
21.8
21.8
28.6
33.7
36.8
45.2
6.4
7.9
9.5
11.9
1.7
2.4
2.4
4.8
Width across flat
15/16
1-1/16
1-3/8
1-3/8
1-11/16
2
2-3/4 in.
3/8
3/8
1/2
1/2
9/16
5/8
13/16 h
23.81
26.98
34.92
34.92
42.86
50.80
69.85
mm
9.52
9.52
12.70
12.70
14.28
15.87
20.64
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3 in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
H
25.40
28.58
31.75
38.10
47.63
57.15
76.20
mm
7.93
11.11
12.70
14.28
15.87
17.46
22.22
20.6
25.4
25.4
27.0
34.92
34.92
34.92
41.0
12.7
12.7
14.3
17.5
Width across flat h H
9.5
9.5
12
12
12
14
16
19
46.0
50.8
60
70
50
60
65
76
32
32
38
46
22
25
25
30
L
38.8
39.8
42.6
42.6
49.1
64.0
72.3
84.0
82.5
107
22.3
22.3
25.4
27.0
28.8
31.5
36.0
38.8
ι
28.7
29.7
32.5
32.5
36.8
43.2
49.3
56.4
55
69.9
15.7
15.7
18.8
19.6
21.3
23.9
25.9
28.7
B
22.0
22.0
22.0
22.0
26.5
36.6
41.6
47.9
47.8
62.5
15.3
15.3
16.1
17.7
18.6
19.5
22.0
22.0
A
24.4
24.4
26.0
26.0
31.3
36.6
42.0
49.4
49.3
67.2
12.9
12.9
13.7
15.3
16.2
17.2
22.8
24.4
A
24.38
25.90
31.24
41.14
50.03
67.56
8.63
12.70
13.71
15.24
16.25
16.76
22.86
24.38
B
21.84
21.84
26.41
38.86
45.21
62.73
10.92
15.24
16.00
17.78
18.54
19.30
21.84
21.84
ι
29.71
34.54
36.83
44.50
50.80
69.80
14.00
15.74
17.78
19.55
21.33
23.11
25.90
28.70
L
17.88
22.35
24.38
26.92
28.70
30.48
36.06
38.80
39.87
44.70
49.02
66.54
77.97
107.18
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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12
Valves
Union Tee
DT
13
DT-12
DT-14
DT-16
DT-20
DT-24
DT-32
DT-1
DT-2
DT-3
DT-4
DT-5
DT-6
DT-8
DT-10
Connects fractional tube
Part No.
Tube O.D.
D
5/8
3/4
7/8
1
1-1/4
1-1/2
2 in.
1/16
1/8
3/16
1/4
5/16
3/8
1/2
15.87
19.05
22.22
25.40
31.75
38.10
50.80
mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
Connects metric tube
Part No.
DT-16M
DT-18M
DT-20M
DT-22M
DT-25M
DT-28M
DT-32M
DT-38M
DT-42M
DT-50M
DT-2M
DT-3M
DT-4M
DT-6M
DT-8M
DT-10M
DT-12M
DT-15M
Tube O.D.
D
25
28
32
38
16
18
20
22
42
50
8
10
12
15
4
6
2
3
E
Min.
15.74
18.28
22.35
27.68
33.90
45.97
1.27
2.28
3.04
4.82
6.35
7.11
10.41
12.70
E
Min.
12.7
15.1
15.9
18.3
21.8
21.8
28.6
33.7
36.8
45.2
6.4
7.9
9.5
11.9
1.7
2.4
2.4
4.8
Width across flat
15/16
1-1/16
1-3/8
1-3/8
1-11/16
2
2-3/4 in.
3/8
3/8
1/2
1/2
9/16
5/8
13/16 h
23.81
26.98
34.92
34.92
42.86
50.80
69.85
mm
9.52
9.52
12.70
12.70
14.28
15.87
20.64
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3 in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
H
25.40
28.58
31.75
38.10
47.63
57.15
76.20
mm
7.93
11.11
12.70
14.28
15.87
17.46
22.22
20.6
25.4
25.4
27.0
34.92
34.92
34.92
41.0
12.7
12.7
14.3
17.5
Width across flat h H
9.5
9.5
12
12
12
14
16
19
46.0
50.8
60
70
50
60
65
76
32
32
38
46
22
25
25
30
L
38.8
39.8
42.6
42.6
49.1
64.0
72.3
84.0
82.5
107
22.3
22.3
25.4
27.0
28.8
31.5
36.0
38.8
ι
28.7
29.7
32.5
32.5
36.8
43.2
49.3
56.4
55
69.9
15.7
15.7
18.8
19.6
21.3
23.9
25.9
28.7
B
22.0
22.0
22.0
22.0
26.5
36.6
41.6
47.9
47.2
62.5
15.3
15.3
16.1
17.7
18.6
19.5
22.0
22.0
A
24.4
24.4
26.0
26.0
31.3
36.6
42.0
49.4
49.3
67.2
12.9
12.9
13.7
15.3
16.2
17.2
22.8
24.4
A
24.38
25.90
31.24
41.14
50.03
67.56
8.63
12.70
13.71
15.24
16.25
16.76
22.86
24.38
B
21.84
21.84
26.41
38.86
45.21
62.73
10.92
15.24
16.00
17.78
18.54
19.30
21.84
21.84
ι
29.71
34.54
36.83
44.50
50.80
69.80
14.00
15.74
17.78
19.55
21.33
23.11
25.90
28.70
L
39.87
44.70
49.02
66.54
77.97
107.18
17.88
22.35
24.38
26.92
28.70
30.48
36.06
38.80
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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DK-Lok Tube Fitting
Valves
Union Cross
DX
DX-12
DX-14
DX-16
DX-20
DX-24
DX-32
DX-1
DX-2
DX-3
DX-4
DX-5
DX-6
DX-8
DX-10
Note : Cross may be made out of bar stock.
Connects fractional tube
Part No.
in.
Tube O.D.
D mm
3/4
7/8
1
1-1/4
1-1/2
2
1/16
1/8
3/16
1/4
5/16
3/8
1/2
5/8
19.05
22.22
25.40
31.75
38.10
50.80
1.59
3.17
4.76
6.35
7.93
9.52
12.70
15.87
E
Min.
15.74
18.28
22.35
27.68
33.90
45.97
1.27
2.28
3.04
4.82
6.35
7.11
10.41
12.70
in.
3/8
3/8
1/2
1/2
9/16
5/8
13/16
15/16
1-1/16
1-3/8
1-3/8
1-11/16
2
2-3/4 h mm
26.98
34.92
34.92
42.86
50.80
69.85
9.52
9.52
12.70
12.70
14.28
15.87
20.64
23.81
DX-3M
DX-4M
DX-6M
DX-8M
DX-10M
DX-12M
DX-15M
DX-16M
DX-18M
DX-20M
DX-22M
DX-25M
DX-28M
DX-32M
DX-38M
Connects metric tube
Part No.
Tube O.D.
D
28
32
38
18
20
22
25
10
12
15
16
6
8
3
4
E
Min.
15.1
15.9
18.3
21.8
21.8
28.6
33.7
7.9
9.5
11.9
12.7
2.4
2.4
4.8
6.4
25.4
27.0
34.92
34.92
34.92
41.0
46.0
50.8
h
9.5
12.7
12.7
14.3
17.5
20.6
25.4
in.
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3
5/16
7/16
1/2
9/16
5/8
11/16
7/8
1
H mm
28.58
31.75
38.10
47.63
57.15
76.20
7.93
11.11
12.70
14.28
15.87
17.46
22.22
25.40
38
46
50
60
25
30
32
32
16
19
22
25
H
12
12
14
A
24.4
26.0
26.0
31.3
36.6
42.0
49.4
12.9
13.7
15.3
16.2
17.2
22.8
24.4
24.4
A
24.38
25.90
31.24
41.14
50.03
67.56
8.63
12.70
13.71
15.24
16.25
16.76
22.86
24.38
B
22.0
22.0
22.0
26.5
36.6
41.6
47.9
15.3
16.1
17.7
18.6
19.5
22.0
22.0
22.0
B
21.84
21.84
26.41
38.86
45.21
62.73
10.92
15.24
16.00
17.78
18.54
19.30
21.84
21.84
ι
29.7
32.5
32.5
36.8
43.2
49.3
56.4
15.7
18.8
19.6
21.3
23.9
25.9
28.7
28.7
ι
29.71
34.54
36.83
44.50
50.80
69.80
14.00
15.74
17.78
19.55
21.33
23.11
25.90
28.70
L
39.87
44.70
49.02
66.54
77.97
107.18
17.88
22.35
24.38
26.92
28.70
30.48
36.06
38.80
L
39.8
42.6
42.6
49.1
64.0
72.3
84.0
22.3
25.4
27.0
28.8
31.5
36.0
38.8
38.8
www.dklok.com
14
Valves
Bulkhead Union
DUB
15
Connects fractional tube
Part No.
DUB-1
DUB-2 1/8 3.17
DUB-3 3/16 4.76
DUB-4
DUB-5
DUB-6
DUB-8
Tube O.D.
in.
1/16
1/4
5/16
D mm
1.59
6.35
7.93
E
Min.
1.27
2.28
3.04
in.
5/16 h
Width across flat
H mm
7.93
1/2 12.70
9/16 14.28
4.82
5/8 15.87
6.35
11/16 17.46
in.
5/16
7/16
1/2 mm
A B
ι ι
1
L L
1
Panel
Hole
Drill size
7.93
8.63
10.92
23.87
13.46
31.50 17.27
5.16
11.11
12.70
12.70
13.71
15.24
16.00
38.10
40.38
24.63
25.40
51.30 31.24
53.59 32.00
8.33
9.92
9/16 14.28
15.24
17.78
42.92
26.16
57.65 33.52
11.50
5/8 15.87
16.25
18.54
45.97
28.44
60.70 35.81
13.09
3/8 9.52
7.11
3/4 19.05
11/16 17.46
16.76
19.30
47.49
29.46
62.23 36.83
14.68
1/2 12.70
10.41
15/16 23.81
7/8 22.22
22.86
21.84
50.80
31.75
71.12 41.91
19.44
DUB-10 5/8 15.87
12.70
1-1/16 26.98
1 25.40
24.38
21.84
52.32
32.51
72.64 42.67
22.62
DUB-12 3/4 19.05
15.74
1-3/16 30.16
1-1/8 28.58
24.38
21.84
58.67
37.33
78.99 47.49
25.79
DUB-14 7/8 22.22
18.28
1-3/8 34.92
1-1/4 31.75
25.90
21.84
64.26
42.92
84.58 53.08
28.97
DUB-16 1 25.40
22.35
1-5/8 41.27
1-1/2 38.10
31.24
26.41
71.37
45.21
95.75 57.40
33.73
DUB-20 1-1/4 31.75
27.68
1-7/8 47.63
1-7/8 47.63
41.14
38.86
78.99
47.75 123.19 69.85
41.67
DUB-24 1-1/2 38.10
33.90
2-1/4 57.15
2-1/4 57.15
50.03
45.21
84.83
49.27 139.19 76.45
49.61
DUB-32 2 50.80
45.97
2-3/4 69.85
3 76.20
67.56
62.73 105.66
56.38 180.34 93.72
57.94
Panel
Max
Thickness
16.76
19.05
19.05
19.05
19.05
19.05
3.05
12.70
12.70
10.16
11.17
11.17
12.70
12.70
Connects metric tube
Part No.
DUB-3M
DUB-4M
DUB-6M
DUB-8M
DUB-10M
DUB-12M
DUB-15M
DUB-16M
DUB-18M
DUB-20M
DUB-22M
DUB-25M
DUB-32M
DUB-38M
Tube O.D.
D
E
Min.
22
25
32
38
15
16
18
20
6
8
3
4
10
12
11.9
12.7
15.1
15.9
18.3
21.8
28.6
33.7
2.4
2.4
4.8
6.4
7.9
9.5
Width across flat h H
35
41.3
50
60
27
27
30
35
14
14
16
18
22
24
32
38
50
60
25
25
30
32
12
12
14
16
19
22
A
24.4
24.4
24.4
26.0
26.0
31.3
42.0
49.4
12.9
13.7
15.3
16.2
17.2
22.8
B
22.0
22.0
22.0
22.0
22.0
26.5
41.6
47.9
15.3
16.1
17.7
18.6
19.5
22.0
ι
52.3
52.3
58.7
64.3
64.3
71.4
82.3
89.4
38.1
40.4
42.9
46.0
48.5
50.8
ι
1
L L
1
24.6
25.4
26.2
28.6
29.4
31.8
51.3
53.6
57.7
61.0
63.7
71.0
32.5
32.5
37.3
42.9
72.5
72.5
78.9
84.5
42.6
42.6
47.4
53.0
42.9
45.2
84.5
95.9
53.0
57.5
49.5
128.3
72.5
51.5
144.6
79.1
31.2
32.0
33.6
36.1
37.0
41.9
Panel
Hole
Drill size
22.8
22.8
26.0
29.0
29.0
33.7
42.5
50.5
8.3
9.9
11.5
13.1
16.2
19.5
Panel
Max
Thickness
12.7
12.7
16.8
17.0
19.0
19.0
19.0
19.0
12.7
12.7
10.2
11.2
11.2
12.7
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Bulkhead Retainer
DBR
Bulkhead retainer acts as a backup wrench on panel construction.
This allows one person to tighten the jam nut on port A side and following tubing connection on port A and B without a backup wrench.
DBR-1-S
DBR-2-S
DBR-3-S
DBR-4-S
DBR-5-S
DBR-8M-S
DBR-6-S
DBR-10M-S
DBR-8-S
DBR-10-S
DBR-12-S
DBR-14-S
DBR-16-S
Connects fractional tube
Part No.
1/2
5/8
3/4
7/8
1
DK-Lok O.D. in.
mm
1/16
1/8
3/16
1/4
5/16
3M,4M
6M
8M
3/8
10M
12M
15M,16M
18M
A
9.52
12.7
14.28
15.87
17.46
17.46
19.05
23.81
23.81
25.4
26.98
28.57
32.54
B
7.94
12.7
14.28
15.87
17.46
18.0
19.05
22.0
23.81
26.98
30.16
33.33
41.27
C
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
3.18
D
7.94
10.31
11.90
12.7
14.28
14.28
15.87
19.05
19.05
20.64
23.02
26.19
29.37
E
3.97
5.55
6.35
7.14
7.94
7.94
8.73
10.31
10.31
10.31
11.90
13.49
14.28
F
3.97
3.97
3.97
3.97
3.97
3.97
3.97
5.55
5.55
5.55
5.55
5.55
5.55
“U” Drive Screw
#6-3/8
#6-3/8
#6-3/8
#6-3/8
#6-3/8
#6-3/8
#6-3/8
#10-1/2
#10-1/2
#10-1/2
#10-1/2
#10-1/2
#10-1/2
27
27
27
27
27
27
Drill
Number
31
31
31
31
31
31
31
Drill Holl
Dia
3.05
3.05
3.05
3.05
3.05
3.05
3.05
3.66
3.66
3.66
3.66
3.66
3.66
Bulkhead Elbow Union
DBL
Connects Metic tube
Part No.
DBL-6M
DBL-8M
DBL-10M
DBL-12M
DBL-16M
DBL-20M
DBL-25M
Tube O.D.
mm
6
8
E
Min.
h
Width across flat h
1
H
4.8
15.8
14.2
14.0
6.4
17.4
17.4
16.0
10
12
16
20
25
7.9
9.5
13.5
15.9
21.8
22.0
24.0
27.0
34.9
41.0
22.0
23.8
27.0
35.0
41.0
19.0
22.0
25.0
32.0
38.0
A B
ι ι
1
L
15.3
17.7
36.5
20.6
43.9
18.6
46.0
40.9
23.2
48.4
19.5
48.5
44.5
26.9
52.1
22.0
50.8
46.9
26.9
57.0
22.0
52.3
53.5
34.1
63.7
26.0
22.0
68.4
39.0
78.2
31.3
26.5
74.2
46.1
86.5
L
1
30.0
30.7
34.5
37.0
44.5
48.7
58.4
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Panel Hole
Drill size
11.5
13.1
16.2
19.5
22.8
29.0
33.7
Panel Max
Thickness
10.2
11.2
11.2
12.7
12.7
17.0
19.1
16
Valves
Reducing Union
DUR
17
Connects fractional tube
Part No.
DUR2-1
DUR3-1
DUR3-2
DUR4-1
DUR4-2
DUR4-3
DUR5-2
DUR5-4
DUR6-1
DUR6-2
DUR6-4
DUR6-5
DUR8-2
DUR8-4
DUR8-6
DUR10-6
DUR10-8
DUR12-4
DUR12-6
DUR12-8
3/8 9.52
3/8 9.52
3/8 9.52
1/8
1/4
1/16
1/8
1/4
3.17
6.35
1.59
3.17
6.35
1.27
2.28
4.82
3/8 9.52
5/16 7.93
6.35
5/8 15.87
11/16 17.46
13/16 20.64
22.22
DUR12-10 3/4 19.05
5/8 15.87
12.70
1-1/16 26.98
1-1/8 28.57
DUR16-8
DUR16-12 in.
D
Tube O.D.
mm in.
D
1 mm
1/8 3.18
1/16 1.59
3/16
3/16
1/4 6.35
1/16 1.59
1/4 6.35
1/8 3.17
1/4 6.35
3/16 4.76
5/16 7.93
5/16 7.93
1/2
1/2
1/2
5/8
4.76
4.76
12.70
12.70
12.70
15.87
1/16
1/8
1/8
1/4
3/8
3/8
1.59
3.17
3.17
2.28
6.35
4.82
9.52
7.11
9.52
E
Min.
1.27
1.27
2.28
1.27
2.28
3.04
2.28
4.82
7.11
in.
7/16
7/16
7/16
1/2
1/2
1/2
9/16
9/16
5/8
5/8
5/8 h mm in.
mm
11.11
7/16 11.11
11.11
11.11
12.70
9/16 14.28
12.70
9/16 14.28
12.70
14.28
14.28
14.28
15.87
15.87
15.87
11/16 17.46
15.87
11/16 17.46
15.87
11/16 17.46
13/16 20.64
13/16 20.64
15/16 23.81
5/8 15.87
1/2 12.70
10.41
15/16 23.81
1
1
Width across flat
H
1/2
1/2
9/16
5/8
5/8
7/8
7/8
7/8
1
1
12.70
12.70
22.22
in.
5/16
H
1 mm
7.93
A
12.70
A
1
8.63
B
15.24
B
1
10.92
ι
20.60
L
30.91
5/16 7.93
13.71
8.63
16.00
10.92
21.84
32.25
7/16 11.11
13.71
12.70
16.00
15.24
23.36
36.57
5/16 7.93
15.24
8.63
17.78
10.92
23.11
34.29
7/16 11.11
15.24
12.70
17.78
15.24
24.63
38.60
1/2 12.70
15.24
13.71
17.78
16.00
25.40
39.37
7/16 11.11
16.25
12.70
18.54
15.24
25.90
39.87
9/16 14.28
16.25
15.24
18.54
17.78
27.43
42.16
5/16 7.93
16.76
8.63
19.30
10.92
25.40
36.57
7/16 11.11
16.76
12.70
19.30
15.24
26.92
40.89
9/16 14.28
16.76
15.24
19.30
17.78
28.44
43.18
5/8 15.87
16.76
16.25
19.30
18.54
29.46
44.19
11.11
22.86
12.70
21.84
15.24
28.44
45.21
9/16 14.28
22.86
15.24
21.84
17.78
29.46
46.99
22.22
11/16 17.46
22.86
16.76
21.84
19.30
30.98
48.51
25.40
11/16 17.46
24.38
16.76
21.84
19.30
31.75
49.27
25.40
6.35
4.82
1-1/16 26.98
1-1/8 28.57
7/16
3/4 19.05
1/4
3/4 19.05
3/8
7/8 22.22
24.38
22.86
21.84
21.84
31.75
52.07
9/16 14.48
24.38
15.24
21.84
17.78
31.75
49.27
9.52
7.11
1-1/16 26.98
1-1/8 28.57
11/16 17.46
24.38
16.76
21.84
19.30
33.27
50.80
3/4 19.05
1/2 12.70
10.41
1-1/16 26.98
1-1/8 28.57
7/8
1
22.22
24.38
22.86
21.84
21.84
33.27
53.59
25.40
24.38
24.38
21.84
21.84
33.27
53.59
25.40
1/2 12.70
10.41
1-3/8 34.92
1-1/2 38.10
7/8 22.22
31.24
22.86
26.41
21.84
40.89
63.24
25.40
3/4 19.05
15.74
1-3/8 34.92
1-1/2 38.10
1-1/8 28.58
31.24
24.38
26.41
21.84
40.38
62.73
DUR3M-2M
DUR6M-2M
DUR6M-3M
DUR6M-4M
DUR8M-6M
DUR10M-3M
DUR10M-4M
DUR10M-6M
DUR10M-8M
DUR12M-6M
DUR12M-8M
DUR12M-10M
DUR15M-12M
DUR16M-10M
DUR16M-12M
DUR18M-10M
DUR18M-12M
DUR25M-18M
DUR25M-20M
DUR30M-18M
DUR30M-20M
DUR30M-25M
DUR32M-18M
DUR32M-20M
DUR32M-25M
DUR38M-20M
DUR38M-25M
DUR38M-30M
Connects metric tube
Part No.
6
8
10
10
6
6
D
3
Tube O.D.
D
1
2
2
6
3
3
4
20
18
20
25
12
10
12
18
8
10
12
10
8
6
4
6
18
20
25
20
25
30
30
30
30
32
18
18
25
25
32
32
38
38
30
12
15
16
16
10
10
12
12
15.1
15.9
21.8
15.9
21.8
26.2
9.5
7.9
9.5
15.1
15.9
15.1
15.9
21.8
6.4
7.9
9.8
7.9
2.4
4.8
6.4
4.8
E
Min.
1.7
1.7
2.4
2.4
4.8
2.4
50
50
50
60
60
60
38
50
50
50
25
30
30
38
Width across flat
H
12
14
14
14
16
19
22
22
25
25
19
19
19
22
46
46
46
46
27
27
35
35
46
46
55
55
55
22
24
24
24
18
18
22
22
14
15
18
18 h
12
14
14
30
32
38
30
19
22
30
32
32
38
32
38
50
19
22
19
22
14
16
14
16
12
14
12
12
H
1
12
12
12
A A
1
22.8
24.4
26.0
24.4
26.0
31.3
24.4
26.0
31.3
26.0
31.3
39.7
16.2
15.3
16.2
17.2
17.2
17.2
22.8
17.2
12.9
12.9
12.9
13.7
15.3
12.9
13.7
15.3
24.4
31.3
31.3
39.7
39.7
39.7
42.0
42.0
42.0
49.4
49.4
49.4
17.2
22.8
22.8
22.8
24.4
24.4
24.4
24.4
12.9
15.3
15.3
15.3
16.2
17.2
17.2
17.2
B B
1
22.0
22.0
22.0
22.0
22.0
26.5
22.0
22.0
26.5
22.0
26.5
39.3
18.6
17.7
18.6
19.5
19.5
19.5
22.0
19.5
15.3
15.3
15.3
16.1
17.7
15.3
16.1
17.7
22.0
26.5
26.5
39.3
39.3
39.3
41.6
41.6
41.6
47.9
47.9
47.9
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
15.3
17.7
17.7
17.7
18.6
19.5
19.5
19.5
L
53.5
61.0
62.3
75.4
75.4
80.1
77.8
77.8
82.3
87.5
92.0
104.6
45.1
47.0
47.8
48.7
52.5
49.5
52.0
51.0
35.3
38.6
38.6
39.4
42.3
41.9
42.9
44.5
ι
33.3
38.6
39.9
43.7
43.7
46.2
44.7
44.7
47.0
49.8
52.1
55.4
30.0
29.5
30.2
31.0
31.8
31.8
31.8
33.0
22.1
24.6
24.6
25.4
27.4
27.7
28.7
29.5
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Reducing Union Elbow
DLR
Connects fractional tube
Part No.
D
Tube O.D.
D
1 h
Width across flat
H H
1 in.
mm in.
mm in.
mm in.
mm in.
mm
E E
1
A A
1
B B
1
ι ι
1
L L
1
DLR2-1 1/8 3.17 1/16 1.59
3/8 9.52
7/6 11.11 5/16 7.93
2.4
1.3
12.7 8.63 15.24 10.93 15.74 14.2 22.35 18.0
DLR4-2 1/4 635 1/8 3.17
1/2 12.7 9/16 14.28 7/6 11.11 4.8
2.4 15.24 12.7 17.78 15.24 19.55 17.9 26.92 24.5
DLR6-4 3/8 9.52
1/4 6.35
5/8 15.87 11/16 17.46 9/16 14.28 7.1
4.8 16.76 15.24 19.3 17.78 23.1 21.92 30.47 29.29
DLR8-4 1/2 12.7
1/4 6.35 13/16 20.64 7/8 22.22 9/16 14.28 10.41 4.8 22.86 15.24 21.84 17.78 25.9 24.4 36.06 31.77
DLR8-6 1/2 12.7
3/8 9.52 13/16 20.64 7/8 22.22 11/16 17.46 10.41 7.1 22.86 16.76 21.84 19.30 25.9 25.9 36.06 33.27
Connects metric tube
Part No.
DLR8M-4
D
8
Tube O.D.
D
1 h in.
mm in.
mm
Width across flat
H mm
H
1 in.
mm
1/4 6.35 9/16 14.28
16
E E
1
A A
1
B B
1
ι ι
1
L L
1
9/16 14.28
6.4
4.8
16.2
15.24
18.6
17.78
21.3
20.6
28.7
28.0
Reducing Union Cross
DXR
Connects fractional tube
Part No.
Port 1 Port 2 Port3 Port4
D D
1 in.
mm in.
mm
E
Min.
in.
h mm
Width across flat in.
H mm in.
H
1 mm
A A
1
B B
1
ι ι
1
L L
1
DXR12-12-6-6 3/4 19.05 3/8 9.52
7.1 1-1/16 26.98 1-1/8 28.57 11/16 17.46 24.38 16.76 21.84 19.3 29.71 29.71 39.87 37.07
Connects metric tube
Part No.
DXR16M-6M-6M-6M
Port 1
D
16
Port 2 Port3 Port4 E
D
1
Min.
6
Width across flat h H
4.8
25.4
25
H
1
14
A
24.4
A
1
15.3
B
22.0
B
1
17.7
ι
28.7
ι
1
27.2
L
38.8
L
1
34.6
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
18
Valves
Reducing Union Tee
DTR
19
Connects fractional tube
Part No
Port 1
D
Port 2
D
1
Port 3
D
2 in. mm in. mm in. mm
E
Min. A
A
1
A
2
B B
1
B
2 h
Width across flat
H H
1
H
2 in.
mm in. mm in. mm in. mm
ι ι
1
ι
2
L L
1
L
2
DTR4-4-2
DTR4-4-6
DTR4-8-8
DTR6-4-6
DTR6-6-4
DTR6-6-8
1/4 6.35 1/4 6.35 1/8 3.17 2.4 15.24 15.24 12.7 17.78 17.78 15.24 1/2 12.7 9/16 14.28 9/16 14.28 7/16 11.11 19.55 19.55 17.9 26.91 26.91 24.5
1/4 6.35 1/4 6.35 3/8 9.52 4.8 15.24 15.24 16.76 17.78 17.78 19.3
5/8 15.87 9/16 14.28 9/16 14.28 11/16 17.46 21.92 21.92 23.1 29.28 29.28 30.46
1/4 6.35 1/2 12.7 1/2 12.7 4.8 15.24 22.86 22.86 17.78 21.84 21.84 13/16 20.64 9/16 14.28 7/8 22.22 7/8 22.22 24.4 25.9 25.9 31.76 36.06 36.06
3/8 9.52 1/4 6.35 3/8 9.52 4.8 16.76 15.24 16.76 19.3 17.78 19.3
5/8 15.87 11/16 17.46 9/16 14.28 11/16 17.46 23.1 21.92 23.1 30.46 29.28 30.46
3/8 9.52 3/8 9.52 1/4 6.35 4.8 16.76 16.76 15.24 19.3 19.3 17.78 5/8 15.87 11/16 17.46 11/16 17.46 9/16 14.28 23.1 23.1 21.92 30.46 30.46 29.28
3/8 9.52 3/8 9.52 1/2 12.7 7.1 16.76 16.76 22.86 19.3 19.3 21.84 13/16 20.64 11/16 17.46 11/16 17.46 7/8 22.22 25.9 25.9 25.9 33.26 33.26 36.06
DTR8-4-6
DTR8-4-8
DTR8-6-6
DTR8-8-4
1/2 12.7 1/4 6.35 3/8 9.52 4.8 22.86 15.24 16.76 21.84 17.78 19.3 13/16 20.64 7/8 22.22 9/16 14.28 11/16 17.46 25.9 25.9 25.9 36.06 33.26 33.26
1/2 12.7 1/4 6.35 1/2 12.7 7.1 22.86 15.24 22.86 21.84 17.78 21.84 13/16 20.64 7/8 22.22 9/16 14.28 7/8 22.22 25.9 24.4 25.9 36.06 31.76 36.06
1/2 12.7 3/8 9.52 3/8 9.52 7.1 22.86 16.76 16.76 21.84 19.3 19.3 13/16 20.64 7/8 22.22 11/16 17.46 11/16 17.46 25.9 25.9 25.9 36.06 33.26 33.26
1/2 12.7 1/2 12.7 1/4 6.35 4.8 22.86 22.86 15.24 21.84 21.84 17.78 13/16 20.64 7/8 22.22 7/8 22.22 9/16 14.28 25.9 25.9 24.4 36.06 36.06 31.76
DTR8-8-6 1/2 12.7 1/2 12.7 3/8 9.52 7.1 22.86 22.86 16.76 21.84 21.84 19.3 13/16 20.64 7/8 22.22 7/8 22.22 11/16 17.46 25.9 25.9 25.9 36.06 36.06 33.26
DTR10-10-6 5/8 15.87 5/8 15.87 3/8 9.52 7.1 24.38 24.38 16.76 21.84 21.84 19.3 15/16 23.81 1 25.4
1 25.4 11/16 17.46 28.7 28.7 28.7 38.86 38.86 36.06
DTR12-8-12 3/4 19.05 1/2 12.7 3/4 19.05 10.41 24.38 22.86 24.38 21.84 21.84 21.84 1-1/16 26.98 1-1/8 28.57 7/8 22.22 1-1/8 28.57 29.71 29.71 29.71 39.87 39.87 39.87
DTR12-12-4 3/4 19.05 3/4 19.05 1/4 6.35 4.8 24.38 24.38 15.24 21.84 21.84 17.78 1-1/16 26.98 1-1/8 28.57 1-1/8 28.57 9/16 14.28 29.71 29.71 28.21 39.87 39.87 35.57
DTR12-12-6 3/4 19.05 3/4 19.05 3/8 9.52 7.1 24.38 24.38 16.76 21.84 21.84 19.3 1-1/16 26.98 1-1/8 28.57 1-1/8 28.57 11/16 17.46 29.71 29.71 29.71 39.87 39.87 35.57
DTR12-12-8 3/4 19.05 3/4 19.05 1/2 12.7 10.41 24.38 24.38 22.86 21.84 21.84 21.84 1-1/16 26.98 1-1/8 28.57 1-1/8 28.57 7/8 22.22 29.71 29.71 29.71 39.87 39.87 38.37
DTR12-12-16 3/4 19.05 3/4 19.05 1 25.4 16.0 24.38 24.38 31.24 21.84 21.84 26.41 1-3/8 34.92 1-1/8 28.57 1-1/8 28.57 1-1/2 38.10 34.43 34.43 36.83 49.02 49.02 45.7
DTR12-12-20 3/4 19.05 3/4 19.05 1-1/4 31.75 16.0 24.38 24.38 41.14 21.84 21.84 38.86 1-11/16 42.86 1-1/8 28.57 1-1/8 28.57 1-7/8 47.63 39.41 39.41 44.45 49.57 49.57 66.55
DTR14-14-8 7/8 22.22 7/8 22.22 1/2 12.7 10.41 25.9 25.9 22.86 21.84 21.84 21.84 1-1/4 31.75 1-1/4 31.75 1-1/4 31.75 7/8 22.22 34.54 34.54 34.54 44.7 44.7 44.7
DTR16-12-12 1 25.4 3/4 19.05 3/4 19.05 16.0 31.24 24.38 24.38 26.41 21.84 21.84 1-3/8 34.92 1-1/2 38.10 1-1/8 28.57 1-1/8 28.57 36.83 35.54 35.54 49.02 45.7 45.7
DTR16-16-4 1 25.4
1 25.4 1/4 6.35 4.8 31.24 31.24 15.24 26.41 26.41 17.78 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 9/16 14.28 36.83 36.83 33.04 49.02 49.02 40.4
DTR16-16-6 1 25.4
1 25.4 3/8 9.52 7.1 31.24 31.24 16.76 26.41 26.41 19.3 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 11/16 17.46 36.83 36.83 34.54 49.02 49.02 41.9
DTR16-16-8 1 25.4
1 25.4 1/2 12.7 10.41 31.24 31.24 22.86 26.41 26.41 21.84 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 7/8 22.22 36.83 36.83 34.54 49.02 49.02 44.7
DTR16-16-12 1 25.4
1 25.4 3/4 19.05 16.0 31.24 31.24 24.38 26.41 26.41 21.84 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 1-1/8 28.57 36.83 36.83 35.54 49.02 49.02 45.7
DTR20-12-12 1 1/4 31.75 3/4 19.05 3/4 19.05 16.0 41.14 24.38 24.38 38.86 21.84 21.84 1-11/16 42.86 1-7/8 47.63 1-1/8 28.57 1-1/8 28.57 44.45 39.41 39.41 66.55 49.57 49.57
DTR20-20-12 1 1/4 31.75 1 1/4 31.75 3/4 19.05 16.0 41.14 41.14 24.38 38.86 38.86 21.84 1-11/16 42.86 1-7/8 47.63 1-7/8 47.63 1-1/8 28.57 44.45 44.45 39.41 66.55 66.55 49.57
DTR24-20-20 1 1/2 38.10 1 1/4 31.75 1 1/4 31.75 27.69 50.03 41.14 41.14 45.21 38.86 38.86
2 50.8 2-1/4 57.15 1-7/8 47.63 1-7/8 47.63 50.8 49.62 49.62 77.97 71.72 71.72
DTR24-24-8 1 1/2 38.10 1 1/2 38.10 1/2 12.7 10.41 50.03 50.03 22.86 45.21 45.21 21.84
2 50.8 2-1/4 57.15 2-1/4 57.15 7/8 22.22 50.8 50.8 44.58 77.97 77.97 54.74
DTR24-24-12 1 1/2 38.10 1 1/2 38.10 3/4 19.05 16.0 50.03 50.03 24.38 45.21 45.21 21.84
2 50.8 2-1/4 57.15 2-1/4 57.15 1-1/8 28.57 50.8 50.8 44.58 77.97 77.97 54.74
DTR24-24-16 1 1/2 38.10 1 1/2 38.10 1 25.4 22.3 50.03 50.03 31.24 45.21 45.21 26.41
2 50.8 2-1/4 57.15 2-1/4 57.15 1-1/2 38.10 50.8 50.8 47.75 77.97 77.97 59.94
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
DK-Lok Tube Fitting
Valves
Reducing Union Tee
DTR
DTR3M-3M-6M
DTR8M-8M-6M
DTR10M-10M-6M
DTR10M-10M-12M
DTR12M-6M-10M
DTR12M-6M-12M
DTR12M-10M-10M
DTR12M-12M-10M
DTR12M-12M-6M
DTR15M-15M-12M
DTR16M-16M-12M
DTR18M-18M-12M
DTR20M-12M-20M
DTR20M-20M-6M
DTR20M-20M-10M
DTR20M-20M-12M
DTR20M-20M-25M
DTR20M-20M-32M
DTR22M-22M-12M
DTR25M-20M-20M
DTR25M-25M-10M
DTR25M-25M-12M
DTR25M-25M-20M
DTR32M-32M-20M
DTR38M-32M-32M
DTR38M-38M-20M
DTR38M-38M-25M
Connects metric tube
Part No.
25
25
25
20
20
22
25
32
38
38
38
20
20
20
20
12
15
16
18
3
12
12
12
8
10
10
12
25
25
25
20
20
22
20
32
32
38
38
12
20
20
20
12
15
16
18
3
6
10
12
8
10
10
6
Port 1
D
Port 2
D
1
Port 3
D
2
E
Min.
h
Width across flat
H
2.4
12.7
12
H
1
12
H
2
14
A A
1
A
2
B B
1
B
2
ι ι
1
ι
2
L L
1
L
2
12.9 12.9 15.3 15.3 15.3 17.7 18.0 18.0 19.6 24.6 24.6 27.0
6
12
10
10
12
10
6
6
20
6
10
12
6
12
12
12
25 15.9
34.9
32
32 15.9
46 32
12 9.8
34.9
32
20 15.9
34.9
38
10
12
7.9
9.8
34.9
34.9
38
38
20 15.9
34.9
38
20 15.9
46 38
32 28.6
50.8
60
20 15.9
50.8
60
25 21.8
50.8
60
4.8
15 16
4.8
17.4
19
7.9
20.6
19
4.8
20.6
22
4.8
20.6
22
7.9
20.6
22
7.9
20.6
22
4.8
20.6
22
9.8
25.4
25
9.8
25.4
25
9.8
27 30
9.8
34.9
32
4.8
34.9
32
7.9
34.9
32
9.8
34.9
32
38
38
60
60
22
32
32
32
22
25
25
30
14
19
22
16 14 16.2 16.2 15.3 18.6 18.6 17.7 21.3 21.3 20.5 28.8 28.8 28.0
19 14 17.2 17.2 15.3 19.5 19.5 17.7 23.9 23.9 22.4 31.5 31.5 29.8
19
14
22
19
17.2 17.2 22.8 19.5 19.5 22.0 25.9 25.9 25.9 33.5 33.5 36.0
22.8 15.3 17.2 22.0 17.7 19.5 25.9 24.4 25.9 36.0 31.8 33.5
22
19
19
22.8 15.3 22.8 22.0 17.7 22.0 25.9 24.4 25.9 36.0 31.8 36.0
22.8 17.2 17.2 22.0 19.5 19.5 25.9 25.9 25.9 36.0 33.5 33.5
22.8 22.8 17.2 22.0 22.0 19.5 25.9 25.9 25.9 36.0 36.0 33.5
14
22
22
22
32
14
19
22
22.8 22.8 15.3 22.0 22.0 17.7 25.9 25.9 24.4 36.0 36.0 31.8
24.4 24.4 22.8 22.0 22.0 22.0 28.7 28.7 28.7 38.8 38.8 38.8
24.4 24.4 22.8 22.0 22.0 22.0 28.7 28.7 28.7 38.8 38.8 38.8
24.4 24.4 22.8 22.0 22.0 22.0 29.7 29.7 28.2 39.8 39.8 38.3
26.0 22.8 26.0 22.0 22.0 22.0 32.5 32.5 32.5 42.6 42.6 42.6
26.0 26.0 15.3 22.0 22.0 17.7 32.5 32.5 31.0 42.6 42.6 38.4
26.0 26.0 17.2 22.0 22.0 19.5 32.5 32.5 32.5 42.6 42.6 40.1
26.0 26.0 22.8 22.0 22.0 22.0 32.5 32.5 32.5 42.6 42.6 42.6
32 38 26.0 26.0 31.3 22.0 22.0 26.5 34.3 34.3 36.8 44.4 44.4 49.1
32 50 26.0 26.0 42.0 22.0 22.0 41.6 42.5 42.5 49.3 52.6 52.6 72.3
32 22 26.0 26.0 22.8 22.0 22.0 22.0 32.5 32.5 32.5 42.6 42.6 42.6
32 32 31.3 26.0 26.0 26.5 22.0 22.0 36.8 34.3 34.3 49.1 44.4 44.4
38 19 31.3 31.3 17.2 26.5 26.5 19.5 36.8 36.8 34.3 49.1 49.1 38.9
38 22 31.3 31.3 22.8 26.5 26.5 22.0 36.8 36.8 34.3 49.1 49.1 44.4
38 32 31.3 31.3 26.0 26.5 26.5 22.0 36.8 36.8 34.3 49.1 49.1 44.4
32 42.0 42.0 26.0 41.6 41.6 22.0 49.3 49.3 42.5 72.3 72.3 52.6
38 49.4 42.0 42.0 47.9 41.6 41.6 56.4 54.7 54.7 84.0 77.7 77.7
32 49.4 49.4 26.0 47.9 47.9 22.0 56.4 56.4 47.9 84.0 84.0 58.0
38 49.4 49.4 31.3 47.9 47.9 26.5 56.4 56.4 50.4 84.0 84.0 62.7
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
20
Valves
Male Connector
DMC-N
DMC1-1N
DMC1-2N
DMC1-4N
DMC2-1N
DMC2-2N
DMC2-4N
DMC2-6N
DMC2-8N
DMC3-2N
DMC3-4N
DMC4-1N
DMC4-2N
DMC4-4N
DMC4-6N
DMC4-8N
DMC4-12N
DMC5-2N
DMC5-4N
DMC5-6N
DMC5-8N
DMC6-2N
DMC6-4N
DMC6-6N
DMC6-8N
DMC6-12N
DMC6-16N
DMC8-2N
DMC8-4N
DMC8-6N
DMC8-8N
DMC8-12N
DMC8-16N
DMC10-4N
DMC10-6N
DMC10-8N
DMC10-12N
DMC12-6N
DMC12-8N
DMC12-12N
DMC12-16N
DMC14-8N
DMC14-12N
DMC14-16N
DMC16-6N
DMC16-8N
DMC16-12N
DMC16-16N
Connects fractional tube to female NPT thread
Part No.
1/4
5/16
5/16
5/16
5/16
3/16
1/4
1/4
1/4
1/4
1/4 in.
1/16
1/16
1/16
1/8
1/8
1/8
1/8
1/8
3/16
3/4
3/4
7/8
7/8
7/8
1
5/8
5/8
5/8
5/8
3/4
3/4
1
1
1
1/2
1/2
1/2
1/2
1/2
1/2
3/8
3/8
3/8
3/8
3/8
3/8
Tube O.D.
D
6.35
7.93
7.93
7.93
7.93
4.76
6.35
6.35
6.35
6.35
6.35
mm
1.59
1.59
1.59
3.17
3.17
3.17
3.17
3.17
4.76
19.05
19.05
22.22
22.22
22.22
25.40
15.87
15.87
15.87
15.87
19.05
19.05
12.70
12.70
12.70
12.70
12.70
12.70
9.52
9.52
9.52
9.52
9.52
9.52
25.40
25.40
25.40
T
NPT
E
Min.
3/4
1/8
1/4
3/8
1/2
1/4
1/16
1/8
1/4
3/8
1/2
1/16
1/8
1/4
1/16
1/8
1/4
3/8
1/2
1/8
3/4
1
1/2
3/4
1
3/8
1/4
3/8
1/2
3/4
3/8
1/2
1/8
1/4
3/8
1/2
3/4
1
1/8
1/4
3/8
1/2
3/4
1
1/2
3/4
1
4.82
4.82
6.35
6.35
6.35
3.04
4.82
4.82
4.82
4.82
4.82
1.27
1.27
1.27
2.28
2.28
2.28
2.28
2.28
3.04
15.74
15.74
11.9
15.74
18.28
9.65
6.35
9.65
11.93
12.70
9.65
11.93
4.82
7.11
9.65
10.41
10.41
10.41
4.82
7.11
7.11
7.11
7.11
7.11
11.93
15.74
22.35
9/16
1/2
1/2
9/16
11/16
7/8
1-1/16
9/16
9/16
11/16
7/8 in.
5/16
7/16
9/16
7/16
7/16
9/16
11/16
7/8
7/16
15/16
15/16
15/16
1-1/16
1-1/16
1-1/16
1-1/16
1-3/8
1-3/16
1-3/16
1-3/8
1-3/8
5/8
5/8
11/16
7/8
1-1/16
1-3/8
13/16
13/16
13/16
7/8
1-1/16
1-3/8
1-3/8
1-3/8
1-3/8 h
Width across flat
9/16
5/8
5/8
5/8
5/8
1/2
9/16
9/16
9/16
9/16
9/16 in.
5/16
5/16
5/16
7/16
7/16
7/16
7/16
7/16
1/2
1-1/8
1-1/8
1-1/4
1-1/4
1-1/4
1-1/2
1
1
1
1
1-1/8
1-1/8
7/8
7/8
7/8
7/8
7/8
7/8
11/16
11/16
11/16
11/16
11/16
11/16
1-1/2
1-1/2
1-1/2
H
14.28
12.70
12.70
14.28
17.46
22.22
26.98
14.28
14.28
17.46
22.22
mm
7.93
11.11
14.28
11.11
11.11
14.28
17.46
22.22
11.11
26.98
34.92
30.16
30.16
34.92
34.92
23.81
23.81
23.81
26.98
26.98
26.98
20.64
20.64
20.64
22.22
26.98
34.92
15.87
15.87
17.46
22.22
26.98
34.92
34.92
34.92
34.62
12.70
14.28
14.28
14.28
14.28
14.28
14.28
15.87
15.87
15.87
15.87
mm
7.93
7.93
7.93
11.11
11.11
11.11
11.11
11.11
12.70
28.58
28.58
31.75
31.75
31.75
38.10
25.40
25.40
25.40
25.40
28.58
28.58
22.22
22.22
22.22
22.22
22.22
22.22
17.46
17.46
17.46
17.46
17.46
17.46
38.10
38.10
38.10
21 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
A
13.71
15.24
15.24
15.24
15.24
15.24
15.24
16.25
16.25
16.25
16.25
8.63
8.63
8.63
12.70
12.70
12.70
12.70
12.70
13.71
24.38
24.38
25.90
25.90
25.90
31.24
24.38
24.38
24.38
24.38
24.38
24.38
22.86
22.86
22.86
22.86
22.86
22.86
16.76
16.76
16.76
16.76
16.76
16.76
31.24
31.24
31.24
B
16.00
17.78
17.78
17.78
17.78
17.78
17.78
18.54
18.54
18.54
18.54
10.92
10.92
10.92
15.24
15.24
15.24
15.24
15.24
16.00
21.84
21.84
21.84
21.84
21.84
26.41
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
19.30
19.30
19.30
19.30
19.30
19.30
26.41
26.41
26.41
ι
29.71
25.40
25.40
30.48
30.98
37.33
38.86
26.67
31.24
31.75
38.11
20.00
22.35
27.17
23.11
23.87
28.95
29.21
35.56
24.63
40.38
46.99
40.38
40.38
46.99
40.30
33.80
34.03
38.86
40.38
34.03
40.38
28.70
33.27
33.27
38.86
40.38
46.99
27.94
32.51
32.51
38.86
40.38
47.0
45.21
45.21
50.03
L
36.32
32.76
32.76
37.84
38.35
44.70
46.22
34.03
38.60
39.11
45.60
23.83
26.23
30.98
29.71
30.48
35.56
35.81
42.16
31.24
50.54
57.15
50.54
50.54
57.15
52.49
43.96
44.19
49.02
50.54
44.19
50.54
38.86
43.43
43.43
49.02
50.54
57.15
35.30
39.87
39.87
46.22
47.75
54.37
57.40
57.40
62.23
www.dklok.com
Valves
DK-Lok Tube Fitting
Connects fractional tube to female NPT thread
Part No.
DMC20-16N
DMC20-20N
DMC20-24N
DMC24-16N
DMC24-20N
DMC24-24N
DMC24-32N
DMC32-8N
DMC32-20N
DMC32-24N
DMC32-32N
Tube O.D.
D in.
1-1/4
1-1/4
1-1/4
1-1/2
1-1/2
1-1/2
1-1/2
2
2
2
2 mm
31.75
31.75
31.75
38.10
38.10
38.10
38.10
50.80
50.80
50.80
50.80
T
NPT
1
1-1/4
1-1/2
1
1-1/4
1-1/2
2
1/2
1-1/4
1-1/2
2
E
Min.
22.35
27.68
27.68
22.30
27.68
33.90
33.90
11.93
45.97
45.97
45.97
in.
1-3/4
1-3/4
1-3/4
2-1/8
2-1/8
2-1/8
2-3/4
2-3/4
2-3/4
2-3/4
2-3/4 h mm
44.45
44.45
44.45
53.98
53.98
53.98
69.85
69.85
69.85
69.85
69.85
Width across flat in.
1-7/8
1-7/8
1-7/8
2-1/4
2-1/4
2-1/4
2-1/4
3
3
3
3
H mm
47.63
47.63
47.63
57.15
57.15
57.15
57.15
76.20
76.20
76.20
76.20
DMC10M-6N
DMC10M-8N
DMC10M-12N
DMC12M-2N
DMC12M-4N
DMC12M-6N
DMC12M-8N
DMC12M-12N
DMC14M-4N
DMC14M-6N
DMC14M-8N
DMC15M-8N
DMC16M-4N
DMC16M-6N
DMC16M-8N
DMC16M-12N
DMC18M-8N
DMC2M-2N
DMC3M-2N
DMC3M-4N
DMC4M-2N
DMC4M-4N
DMC6M-2N
DMC6M-4N
DMC6M-6N
DMC6M-8N
DMC8M-2N
DMC8M-4N
DMC8M-6N
DMC8M-8N
DMC10M-2N
DMC10M-4N
DMC18M-12N
DMC20M-8N
DMC20M-12N
DMC22M-12N
DMC22M-16N
DMC25M-8N
DMC25M-12N
DMC25M-16N
DMC28M-16N
DMC28M-20N
DMC30M-20N
DMC32M-20N
DMC38M-24N
Connects metric tube to female NPT thread
Part No.
Tube O.D.
D
12
12
14
14
14
15
10
10
10
12
12
12
16
16
16
16
18
25
25
28
28
30
32
38
18
20
20
22
22
25
6
6
6
8
4
6
2
3
3
4
8
8
8
10
10
T
NPT
1/2
3/4
1/4
3/8
1/2
1/2
3/8
1/2
3/4
1/8
1/4
3/8
1/4
3/8
1/2
3/4
1/2
3/4
1/2
3/4
3/4
1
1/2
3/4
1
1
1-1/4
1-1/4
1-1/4
1-1/2
1/4
1/8
1/4
3/8
1/2
1/8
1/8
1/8
1/4
1/8
1/4
3/8
1/2
1/8
1/4
E
Min.
9.5
9.5
6.4
9.5
11.1
11.9
7.9
7.9
7.9
4.8
7.1
9.5
7.1
9.5
11.9
12.7
11.9
15.1
11.9
15.9
15.9
18.3
11.9
15.9
21.8
21.8
21.8
26.2
28.6
33.7
2.4
4.8
4.8
4.8
4.8
4.8
1.7
2.4
2.4
2.4
6.4
6.4
6.4
4.8
7.1
Width across flat
22
27
24
24
24
24
18
22
27
22
22
22
15
18
22
18
18
24
24
24
27
27
35
35
41
46
46
46
55
27
30
30
30
35
35 h
12
12
14
12
14
14
14
18
22
15
22
22
25
25
25
25
19
19
19
22
22
22
16
16
16
19
19
25
25
25
25
30
38
38
46
46
50
50
60
30
32
32
32
32
38
H
12
12
12
12
12
14
14
14
14
16
A
22.8
22.8
24.4
24.4
24.4
24.4
17.2
17.2
17.2
22.8
22.8
22.8
24.4
24.4
24.4
24.4
24.4
24.4
26.0
26.0
26.0
26.0
31.3
31.3
31.3
36.6
36.6
39.6
42.0
49.4
12.9
12.9
12.9
13.7
13.7
15.3
15.3
15.3
15.3
16.2
16.2
16.2
16.2
17.2
17.2
A
41.14
41.14
41.14
50.03
50.03
50.03
50.03
67.56
67.56
67.56
67.56
B
22.0
22.0
22.0
22.0
22.0
22.0
19.5
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
26.5
36.6
36.6
39.2
41.6
47.9
15.3
15.3
15.3
16.1
16.1
17.7
17.7
17.7
17.7
18.6
18.6
18.6
18.6
19.5
19.5
B
38.86
38.86
38.86
45.21
45.21
45.21
45.21
62.73
62.73
62.73
62.73
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
ι
38.1
38.9
34.0
34.0
34.0
38.9
33.3
38.1
38.9
28.7
33.3
33.3
34.0
34.0
38.9
38.9
40.4
40.4
42.2
42.2
42.2
47.8
45.2
45.2
50.0
51.6
52.3
55.6
56.6
64.0
23.9
23.1
29.0
24.6
29.7
25.4
30.2
31.0
37.3
26.7
31.2
31.8
37.3
28.7
33.3
ι
55.11
55.11
60.54
59.42
59.42
61.72
62.42
68.40
71.40
75.50
76.20
L
77.21
77.21
82.64
86.60
86.60
88.90
99.75
105.73
108.73
112.83
113.53
L
48.2
49.0
44.1
44.1
44.1
49.0
40.9
45.7
46.5
38.8
43.4
43.4
44.1
44.1
49.0
49.0
50.5
50.5
52.3
52.3
52.3
57.9
57.5
57.5
62.3
72.4
73.1
77.2
79.6
91.6
30.5
29.7
35.6
31.2
36.3
32.8
37.6
38.4
44.0
34.2
38.7
39.2
44.8
36.3
40.9
22
Valves
Male Connector
DMC-R
23
Connects fractional tube to female ISO tapered thread
Part No.
Tube O.D.
D in.
mm
T
PT
E
Min.
in.
DMC2-2R
DMC2-4R
DMC4-2R
DMC4-4R
DMC4-6R
DMC4-8R
DMC5-2R
DMC5-4R
DMC5-16R
DMC6-2R
DMC6-4R
DMC6-6R
DMC6-8R
DMC6-12R
DMC8-2R
DMC8-4R
DMC8-6R
DMC8-8R
DMC8-12R
DMC8-16R
DMC10-6R
DMC10-8R
DMC10-12R 5/8
DMC12-8R
DMC12-16R
DMC16-12R
1/2
1/2
1/2
1/2
3/4
DMC12-12R 3/4
DMC16-16R
1/8
1/8
1/4
1/4
1/4
1/4
5/16
5/16
5/16
3/8
3/8
3/8
3/8
3/8
1/2
1/2
5/8
5/8
3/4
1
1
3.17
3.17
6.35
6.35
6.35
6.35
7.93
7.93
7.93
9.52
9.52
9.52
9.52
9.52
12.70
12.70
12.70
12.70
12.70
12.70
15.87
15.87
15.87
19.05
DMC20-12R 1-1/4 31.75
1/2
3/4
1/8
1/4
1
1/8
1/4
3/8
3/8
1/2
1/8
1/4
1/8
1/4
1/8
1/4
3/8
1/2
3/4
1/2
3/8
1/2
3/4
1
19.05
19.05
25.40
25.40
3/4
1
3/4
1
3/4
1
22.35
15.74
DMC20-16R 1-1/4 31.75
22.35
DMC20-20R 1-1/4 31.75
1-1/4 27.68
DMC32-32R 2 50.80
2 45.97
6.35
4.82
7.11
7.11
7.11
7.11
4.82
7.11
2.28
2.28
4.82
4.82
4.82
4.82
4.82
6.35
9.65
10.41
13/16
7/8
10.41
1-1/16
10.41
9.65
11.93
1-3/8
15/16
15/16
12.70
1-1/16
11.93
1-1/16
15.74
1-1/16
15.74
15.74
1-3/8
1-3/8
1-3/8
1-3/4
1-3/4
1-3/4
2-3/4
1-3/8
5/8
5/8
11/16
7/8
1-1/16
13/16
13/16
7/16
9/16
1/2
9/16
11/16
7/8
9/16
9/16 h
Width across flat mm
26.98
34.92
34.92
34.62
44.45
44.45
44.45
69.85
20.64
22.22
26.98
34.92
23.81
23.81
26.98
26.98
34.92
15.87
15.87
17.46
22.22
26.98
20.64
20.64
11.11
14.28
12.70
14.28
17.46
22.22
14.28
14.28
in.
1-1/8
1-1/8
1-1/2
1-1/2
1-7/8
1-7/8
1-7/8
3
7/8
7/8
7/8
7/8
1
1
1
1-1/8
5/8
11/16
11/16
11/16
11/16
11/16
7/8
7/8
7/16
7/16
9/16
9/16
9/16
9/16
5/8
5/8
H mm
28.58
28.58
38.10
38.10
47.63
47.63
47.63
76.20
22.22
22.22
22.22
22.22
25.40
25.40
25.40
28.58
15.87
17.46
17.46
17.46
17.46
17.46
22.22
22.22
11.11
11.11
14.28
14.28
14.28
14.28
15.87
15.87
Thermocouple Connector
DMCT
Most DK-Lok male connectors can be bored-through thermocouple fittings except those fittings with small male thread like 1/8 in.
To order, insert T in DMC male connector part number. Example: DMCT8-8N-S
DK-Lok bored-through fittings have no shoulder or sizing angle inside the body. This allows thermocouples or dip tubes to pass beyond the fitting male thread.
Assembly instruction
1. Position the length of thermocouple to pass through fitting male thread and hold it to prevent shifting during assembly.
2. Wrench tightens the nut 1 1/4 turns from finger tight position, keeping the body steady with backup wrench.
• Tighten the nut 3/4 turn for 1/8, and 3/16; 3, and 4mm Tube Fittings.
ι
40.38
46.99
45.21
50.03
50.0
55.11
55.11
76.20
33.27
38.86
40.38
46.99
34.03
38.86
40.38
40.38
46.2
27.94
32.51
32.51
38.86
40.38
28.70
33.27
23.87
28.95
25.40
30.48
30.98
37.33
26.67
31.24
A
24.38
24.38
31.24
31.24
41.14
41.14
41.14
67.56
22.86
22.86
22.86
22.86
24.38
24.38
24.38
24.38
16.25
16.76
16.76
16.76
16.76
16.76
22.86
22.86
12.70
12.70
15.24
15.24
15.24
15.24
16.25
16.25
B
21.84
21.84
26.41
26.41
38.86
38.86
38.86
62.73
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
18.54
19.30
19.30
19.30
19.30
19.30
21.84
21.84
15.24
15.24
17.78
17.78
17.78
17.78
18.54
18.54
L
50.54
57.15
57.40
62.23
72.10
77.21
77.21
113.53
43.43
49.02
50.54
57.15
44.19
49.02
50.54
50.54
50.0
35.30
39.87
39.87
46.22
47.75
38.86
43.43
30.48
35.56
32.76
37.84
38.35
44.70
34.03
38.60
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Male Connector
DMC-R
DMC10M-8R
DMC10M-12R
DMC12M-4R
DMC12M-6R
DMC12M-8R
DMC12M-12R
DMC14M-6R
DMC14M-8R
DMC15M-6R
DMC15M-8R
DMC16M-4R
DMC16M-6R
DMC16M-8R
DMC16M-12R
DMC18M-8R
DMC18M-12R
DMC2M-2R
DMC3M-2R
DMC3M-4R
DMC4M-2R
DMC4M-4R
DMC6M-2R
DMC6M-4R
DMC6M-6R
DMC6M-8R
DMC8M-2R
DMC8M-4R
DMC8M-6R
DMC8M-8R
DMC10M-2R
DMC10M-4R
DMC10M-6R
DMC20M-8R
DMC20M-12R
DMC22M-8R
DMC22M-12R
DMC22M-16R
DMC25M-8R
DMC25M-12R
DMC25M-16R
DMC28M-16R
DMC28M-20R
DMC30M-20R
DMC32M-20R
DMC38M-24R
Connects metric tube to female ISO tapered thread
Part No.
Tube O.D.
D
16
16
18
18
15
15
16
16
12
12
14
14
10
10
12
12
8
10
10
10
8
8
6
8
6
6
4
6
3
4
2
3
22
25
25
25
20
20
22
22
28
28
30
32
38
T
PT
1/2
3/4
1/2
3/4
3/8
1/2
1/4
3/8
1/2
3/4
3/8
1/2
1/2
3/4
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/4
1/8
1/4
3/8
1/8
1/8
1/4
1/8
1
1/2
3/4
1
1/2
3/4
1/2
3/4
1
1-1/4
1-1/4
1-1/4
1-1/2
E
Min.
9.5
11.9
7.1
9.5
11.9
12.7
11.9
15.1
9.5
9.5
9.5
11.1
7.9
7.9
7.1
9.5
6.4
4.8
7.1
7.9
4.8
4.8
6.4
6.4
2.4
4.8
4.8
4.8
1.7
2.4
2.4
2.4
11.9
15.9
11.9
15.9
18.3
11.9
15.9
21.8
21.8
21.8
26.2
28.6
33.7
Width across flat h
24
27
27
27
24
24
24
24
22
27
24
24
22
27
22
22
22
18
18
18
22
15
15
18
14
14
14
18
12
12
14
12
35
35
35
35
30
30
30
30
41
46
46
46
55
H
25
25
30
30
25
25
25
25
22
22
25
25
19
19
22
22
16
19
19
19
14
16
16
16
12
14
14
14
12
12
12
12
32
38
38
38
32
32
32
32
46
46
50
50
60
A
24.4
24.4
24.4
24.4
24.4
24.4
24.4
24.4
17.2
17.2
22.8
22.8
22.8
22.8
24.4
24.4
15.3
16.2
16.2
16.2
16.2
17.2
17.2
17.2
12.9
12.9
12.9
13.7
13.7
15.3
15.3
15.3
26.0
26.0
26.0
26.0
26.0
31.3
31.3
31.3
36.6
36.6
39.6
42.0
49.4
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
B
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
17.7
18.6
18.6
18.6
18.6
19.5
19.5
19.5
15.3
15.3
15.3
16.1
16.1
17.7
17.7
17.7
22.0
22.0
22.0
22.0
22.0
26.5
26.5
26.5
36.6
36.6
39.2
41.6
47.9
L
44.1
49.0
44.1
44.1
49.0
49.0
50.5
50.5
45.7
46.5
43.4
43.4
48.2
49.0
44.1
44.1
44.0
34.2
38.7
39.2
44.8
36.3
40.9
40.9
30.5
29.7
35.6
31.2
36.3
32.8
37.6
38.4
52.3
52.3
52.3
52.3
57.9
57.5
57.5
62.3
72.4
73.1
77.2
79.6
91.6
24
ι
34.0
38.9
34.0
34.0
38.9
38.9
40.4
40.4
38.1
38.9
33.3
33.3
38.1
38.9
34.0
34.0
37.3
26.7
31.2
31.8
37.3
28.7
33.3
33.3
23.9
23.1
29.0
24.6
29.7
25.4
30.2
31.0
42.2
42.2
42.2
42.2
47.8
45.2
45.2
50.0
51.6
52.3
55.6
56.6
64.0
Male Connector for Bonded Gasket Seal
DMC-G
Connects fractional tube to female ISO parallel thread
Part No.
Tube O.D.
D in.
mm
T
PF
E
Min.
Width across flat h in.
mm in.
H mm
A B
ι ι
1
L K
DMC2-2G
DMC2-4G
DMC2-6G
DMC4-2G
DMC4-4G
DMC4-6G
DMC4-8G
DMC6-2G
DMC6-4G
DMC6-6G
DMC6-8G
DMC8-4G
DMC8-6G
DMC8-8G
1/8 3.17
1/8 2.28
9/16 14.28
7/16 11.11 12.70 15.24
23.37
7.11 29.97 13.80
1/8 3.17
1/4 2.28
3/4 19.05
7/16 11.11 12.70 15.24
28.70
11.18 35.31 18.00
1/8 3.17
3/8 2.28
7/8 22.22
7/16 11.11 12.70 15.24
29.72
11.18 36.21 21.80
1/4 6.35
1/8 2.28
9/16 14.28
9/16 14.28 15.24 17.78
24.89
7.11 32.26 13.80
1/4 6.35
1/4 4.8
1/4 6.35
3/8 4.8
3/4 19.05
9/16 14.28 15.24 17.78
30.23
11.18 37.59 18.00
7/8 22.22
9/16 14.28 15.24 17.78
31.50
11.18 38.86 21.80
1/4 6.35
1/2 4.8 1-1/16 26.98
9/16 14.28 15.24 17.78
37.34
14.22 44.70 26.00
3/8 9.52
1/8 4.8
5/8 15.87
11/16 17.46 16.76 19.30
26.40
7.11 33.77 13.80
3/8 9.53
1/4 4.82
3/4 19.05
11/16 17.46 16.76 19.30
31.75
11.18 39.12 18.00
3/8 9.53
3/8 7.11
7/8 22.22
11/16 17.46 16.76 19.30
33.02
11.18 40.39 21.80
3/8 9.53
1/2 7.11 1-1/16 26.98
11/16 17.46 16.76 19.30
38.86
14.22 46.23 26.00
1/2 12.70
1/4 7.11 13/16 20.64
7/8 22.22 22.86 21.84
32.51
11.18 42.67 18.00
1/2 12.70
3/8 7.90
7/8 22.22
1/2 12.70
1/2 10.41 1-1/16 26.98
7/8
7/8
22.22 22.86 21.84
33.02
11.18 43.18 21.80
22.22 22.86 21.84
38.86
14.22 49.02 26.00
DMC12-8G 3/4 19.05
1/2 11.93 1-1/16 26.98
1-1/8 28.58 24.38 21.84
38.86
14.22 49.02 26.00
DMC12-12G 3/4 19.05
3/4 15.74 1-5/16 33.33
1-1/8 28.58 24.38 21.84
42.67
15.75 52.83 32.00
DMC16-8G 1 25.40
1/2 11.93 1-3/8 34.92
1-1/2 38.10 31.24 26.41
43.69
14.22 55.88 26.00
DMC16-12G 1 25.40
3/4 15.74 1-3/8 34.92
1-1/2 38.10 31.24 26.41
43.69
15.75 55.88 32.00
DMC16-16G 1 25.40
1 22.35 1-5/8 41.27
1-1/2 38.10 31.24 26.41
47.75
18.29 59.94 39.00
DMC20-20G 1-1/4 31.75 1-1/4 27.68
2 50.80
1-7/8 47.63 41.14 38.86
51.16
20.00 73.26 49.00
DMC24-24G 1-1/2 38.10 1-1/2 34.03 2-1/4 57.15
2-1/4 57.15 50.03 45.21
57.57
22.00 84.75 54.70
Male Connector for Metal Gasket(previously DOM )
DMC-GB
Connects fractional tube to female ISO parallel thread
Part No.
DMC2-2GB
Tube O.D.D
T in.
mm
PF
E
Min.
Width across flat h H in.
mm in.
mm
A B
ι ι
1
L K
1/8 3.17 1/8 2.28
9/16 14.28 7/16 11.11 12.70 15.24 23.37
7.11
29.97 13.72
DMC2-4GB
DMC2-6GB
DMC4-2GB
DMC4-4GB
DMC4-6GB
DMC4-8GB
DMC6-4GB
DMC6-6GB
1/8 3.17 1/4 2.28
3/4 19.05 7/16 11.11 12.70 15.24 28.70 11.18 35.31 18.03
1/8 3.17 3/8 2.28
7/8 22.22 7/16 11.11 12.70 15.24 29.72 11.18 36.21 21.84
1/4 6.35 1/8 2.28
9/16 14.28 9/16 14.28 15.24 17.78 24.89
7.11
32.26 13.72
1/4 6.35 1/4 4.82
3/4 19.05 9/16 14.28 15.24 17.78 30.23 11.18 37.59 18.03
1/4 6.35 3/8 4.82
7/8 22.22 9/16 14.28 15.24 17.78 31.50 11.18 38.86 21.84
1/4 6.35 1/2 4.82 1-1/16 26.98 9/16 14.28 15.24 17.78 37.34 14.22 44.70 25.91
3/8 9.53 1/4 4.82
3/4 19.05 11/16 17.46 16.76 19.30 31.75 11.18 39.12 18.03
3/8 9.53 3/8 7.11
7/8 22.22 11/16 17.46 16.76 19.30 33.02 11.18 40.39 21.84
DMC6-8GB
DMC8-4GB
DMC8-6GB
DMC8-8GB
3/8 9.53 1/2 7.11 1-1/16 26.98 11/16 17.46 16.76 19.30 38.86 14.22 46.23 25.91
1/2 12.70 1/4 7.11 13/16 20.64 7/8 22.22 22.86 21.84 32.51 11.18 42.67 18.03
1/2 12.70 3/8 9.65
7/8 22.22 7/8 22.22 22.86 21.84 33.02 11.18 43.18 21.84
1/2 12.70 1/2 10.41 1-1/16 26.98 7/8 22.22 22.86 21.84 38.86 14.22 49.02 25.91
DMC12-8GB 3/4 19.05 1/2 11.93 1-1/16 26.98 1-1/8 28.58 24.38 21.84 38.86 14.22 49.02 25.91
DMC12-12GB 3/4 19.05 3/4 15.74 1-5/16 33.33 1-1/8 28.58 24.38 21.84 42.67 15.75 52.83 32.00
DMC16-8GB 1 25.40 1/2 11.93 1-3/8 34.92 1-1/2 38.10 31.24 26.41 43.69 14.22 55.88 25.91
DMC16-16GB 1 25.40
1 22.35 1-5/8 41.27 1-1/2 38.10 31.24 26.41 47.75 18.29 59.94 39.12
DMC20-20GB 1-1/4 31.75 1-1/4 27.68
2 50.80 1-7/8 47.63 41.14 38.86 51.16 20.00 73.26 49.00
DMC24-24GB 1-1/2 38.10 1-1/2 34.03 2-1/4 57.15 2-1/4 57.15 50.03 45.21 57.57 22.00 84.75 54.70
Male Connector for Metal Gasket (previously DOM )
DMC-GB, DMC-G
(previously
DOM
)
DMC-GB
DMC-GB
DK-Lok Tube Fitting
DMC-G
DMC-GB
DMC3M-2GB(-2G)
DMC3M-4GB(-4G)
DMC4M-2GB(-2G)
DMC6M-2GB(-2G)
DMC6M-4GB(-4G)
DMC6M-6GB(-6G)
DMC6M-8GB(-8G)
DMC8M-2GB(-2G)
DMC8M-4GB(-4G)
DMC8M-6GB(-6G)
DMC8M-8GB(-8G)
DMC10M-4GB(-4G)
DMC10M-6GB(-6G)
DMC10M-8GB(-8G)
DMC12M-4GB(-4G)
DMC12M-6GB(-6G)
DMC12M-8GB(-8G)
DMC12M-12GB(-12G)
DMC15M-8GB(-8G)
DMC16M-6GB(-6G)
DMC16M-8GB(-8G)
DMC18M-8GB(-8G)
DMC18M-12GB(-12G)
DMC20M-8GB(-8G)
DMC20M-12GB(-12G)
DMC22M-12GB(-12G)
DMC22M-16GB(-16G)
DMC25M-12GB(-12G)
DMC25M-16GB(-16G)
DMC28M-16GB(-16G)
DMC28M-20GB(-20G)
DMC30M-20GB(-20G)
DMC32M-20GB(-20G)
DMC38M-24GB(-24G)
Tube O.D.
D
25
28
28
30
20
22
22
25
32
38
16
18
18
20
12
12
15
16
10
10
12
12
8
10
8
8
6
8
6
6
4
6
3
3
Connects metric tube to female ISO parallel thread
Part No.
Width across flat h H
41
41
50
50
35
35
41
35
50
55
27
27
35
30
27
35
27
24
22
27
22
22
19
22
27
19
19
22
27
15
14
19
14
14
38
46
46
46
32
32
32
38
50
60
25
30
30
32
22
22
25
25
19
19
22
22
16
16
16
19
14
14
14
16
12
12
12
14
T
PF
E
Min.
1/2
3/4
9.5
9.5
1/2 11.9
3/8 7.9
1/2 11.9
1/2 11.9
3/4 15.1
1/2 11.9
3/4
3/4
1
3/4
15.9
15.9
18.3
15.9
1
1
19.8
19.8
1-1/4 21.8
1-1/4 21.8
1-1/4 28.6
1-1/2 31.8
3/8
1/2
1/4
3/8
1/4
3/8
1/2
1/4
1/4
3/8
1/2
1/8
1/8
1/4
1/8
1/8
7.9
7.9
5.9
7.9
6.4
6.4
6.4
5.9
4.8
4.8
4.8
4.0
2.4
2.4
2.4
4.0
A
26.0
26.0
26.0
31.3
31.3
36.6
36.6
36.6
42.0
49.4
22.8
22.8
24.4
24.4
24.4
24.4
24.4
26.0
16.2
16.2
16.2
17.2
17.2
17.2
22.8
22.8
12.9
12.9
13.7
15.3
15.3
15.3
15.3
16.2
DMC-G
ι
1
15.7
15.7
18.3
15.7
18.3
18.3
19.8
19.8
19.8
20.6
14.2
15.7
14.2
11.2
14.2
14.2
15.7
14.2
11.2
11.2
14.2
11.2
11.2
14.2
11.2
11.2
7.1
11.2
7.1
7.1
11.2
11.2
14.2
7.1
ι
42.7
42.7
45.2
45.2
47.8
49.3
53.1
53.1
55.9
61.7
38.9
42.7
33.9
33.8
38.9
38.9
42.7
40.4
31.0
32.3
38.1
31.8
33.0
38.9
32.5
33
23.4
28.7
24.1
24.9
30.2
31.5
37.3
25.7
L
52.8
52.8
55.3
57.5
60.1
70.1
73.9
73.9
78.9
89.3
49.0
52.8
49.0
43.9
49.0
49.0
52.8
50.5
38.5
39.8
45.6
39.4
40.6
46.5
42.6
43.1
30.0
35.3
30.7
32.3
37.6
38.9
44.7
33.2
B
22.0
22.0
22.0
26.5
26.5
36.6
36.6
36.6
41.6
47.9
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
18.6
18.6
18.6
19.5
19.5
19.5
22.0
22.0
15.3
15.3
16.1
17.7
17.7
17.7
17.7
18.6
K
32.0
32.0
39.0
32.0
39.0
39.0
49.0
49.0
49.0
54.7
26.0
32.0
26.0
21.8
26.0
26.0
32.0
26.0
13.8
21.8
26.0
18.0
21.8
26.0
18.0
21.8
13.8
18.0
13.8
13.8
18.0
21.8
26.0
13.8
Valves
ISO Pipe Thread
The International Standards Organization prepares the ISO 228-1 and ISO 7-1 international standard to standardize the nomenclature of several international pipe threads.
ISO 228-1
ISO 228-1 represents internal and external parallel pipe threads where pressure-tight joints are not made on the threads.
Compressing two tightening surfaces outside the threads or interposing a gasket seal will make the internal and external thread assembly pressure-tight joint.
ISO 228-1 standardizes the following internationalpipe threads.
1. BS 2779 (BSPP) 2. DIN-ISO 228/1 3. JIS B0202 (PF)
Sealing by compression against the face of the female threaded component.
Reference DIN 3852 Form A
See page on 9 for G end connection
A self-centering taper is constructed at male thread end. This taper centers a bonded gasket to seal up on the face of the female threaded component.
DGB: NBR inner ring bonded to carbon steel outer ring.
DGV: FKM inner ring bonded to stainless steel outer ring.
E H D Part
Number
DGB-2-C
DGB-4-C
DGB-6-C
DGV-2-S
DGV-4-S
DGV-6-S
DGB-8-C DGV-8-S
DGB-12-C DGV-12-S
DGB-16-C DGV-16-S
DGB-20-C DGV-20-S
DGB-24-C DGV-24-S mm
10.4
13.7
17.3
21.6
26.9
33.8
42.4
48.8
in.
0.41
0.54
0.68
0.85
1.06
1.33
1.67
1.92
mm
2.0
2.0
2.0
2.5
2.5
2.5
2.5
2.5
in.
0.08
0.08
0.08
0.1
0.1
0.1
0.1
0.1
mm
16
20.6
23.9
28.7
35.1
42.9
51.05
59.18
in.
0.63
0.81
0.94
1.13
1.38
1.69
2.01
2.33
Sealing by gasket.
Reference DIN 3852 Form B
See page on 9 for GB end connection
A Metal Gasket performs the sealing between the reverse bevel of the fitting and the face of the female threaded component.
DGC Copper Gasket
Part
Number
DGC-2-G
DGC-4-G
DGC-6-G
DGC-8-G
DGC12-G
DGC-16-G
DGC-20-G
DGC-24-G mm
9.9
13.2
16.8
21.1
26.7
33.3
42.2
48.0
E in.
0.39
0.52
0.66
0.83
1.05
1.31
1.66
1.89
mm
1.0
1.5
1.5
1.5
2.0
2.0
2.0
2.0
H in.
0.04
0.06
0.06
0.06
0.08
0.08
0.08
0.08
mm
15.0
19.1
23.1
26.9
33.0
40.1
49.8
58.4
D in.
0.59
0.75
0.91
1.06
1.30
1.58
1.96
2.30
27
A gasket is dropped into the flat bottom of the female thread. The face of the male thread exerts a load on the gasket to seal
DGC Copper Gasket
Part
Number
DGG-4-
DGG-6-
DGG-8mm
7.6
8.6
9.1
E in.
0.30
0.34
0.36
mm
1.8
2.3
2.5
H in.
0.07
0.09
0.10
mm
10.7
14.2
17.8
D in.
0.42
0.56
0.70
Sealing by gasket.
Reference DIN 3852 Form Y
See page on 9 for GY end connection
Gasket Temperature
Ratings
Gasket
DGB
DGV
DGC, DGG
Material
NBR
FKM
Copper
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
Ratings
-40 to 110°C (-40 to 230°F)
-28 to 204°C (-20 to 400°F)
-198 to 204°C (-325 to 400°F) www.dklok.com
Valves
DK-Lok Tube Fitting
ISO Internal Parallel Pipe Thread
DK-Lok
Pipe
Thread
Designator
12
16
6
8
2
4
ISO
Female
Parallel
Pipe
Size
1/8
1/4
3/8
1/2
3/4
1
Minimum
Full
Thread
Depth
L
0.31
0.47
0.47
0.55
0.63
0.71
Thread
Minor
Diameter
D
0.337/0.348
0.450/0.468
0.588/0.606
0.733/0.755
0.949/0.971
1.193/1.218
ISO 7-1
ISO 7-1 represents internal and external pipe tapered threads where pressure-tight joints are made by interference fit.
This thread requires sealant to fillthe voids between male and female threads that also prevents galling on threads.
The sealant usually contains lubricant.
ISO 7-1 standardizes the following international pipe threads.
1. BS 21(BSPT) 2. JIS B0203(PT) 3.DIN 2999 (male thread only)
Minimum
Flat
Diameter for
DGB & DGC
C
0.59
0.75
0.91
1.06
1.30
1.58
ISO 7-1 tapered pipe thread NPT tapered pipe thread
• 55° thread angle
• Pitch measured in millimeters
• Truncation of root and crest are round
• Taper angle 1° 47’
Bulkhead Male Connector
DMCB-N
• 60° thread angle
• Pitch measured in inches
• Truncation of root and crest are flat
• Taper angle 1° 47’
Connects fractional tube to female NPT thread
Part No.
Tube O.D.
D in.
mm
T
NPT
E
Min.
in.
h mm
Width across flat h
1 in.
mm in.
H mm
A
ι ι
1
L L
1
Panel
Hole
Drill size
DMCB2-2N
DMCB4-2N
DMCB4-4N
DMCB4-6N
DMCB4-8N
DMCB6-4N
DMCB6-6N
DMCB6-8N
1/8 3.17
1/8 2.28
1/2 12.70
1/2 12.70
7/16 11.11 12.70 39.87 24.63 46.48 31.24
8.33
1/4 6.35
1/8 4.82
5/8 15.87
5/8 15.87
9/16 14.28 15.24 42.16 26.16 49.53 33.52
11.50
1/4 6.35
1/4 4.82
5/8 15.87
5/8 15.87
9/16 14.28 15.24 45.97 26.16 53.34 33.52
11.50
1/4 6.35
3/8 4.8
3/4 19.05
5/8 15.87
9/16 14.28 15.24 45.97 26.16 53.34 33.52
11.50
1/4 6.35
1/2 4.8
7/8 22.22
5/8 15.87
9/16 14.28 15.24 53.08 26.16 60.45 33.52
11.50
3/8 9.52
1/4 7.11
3/4 19.05
3/4 19.05 11/16 17.46 16.76 50.03 29.46 57.40 36.83
14.68
3/8 9.52
3/8 7.11
3/4 19.05
3/4 19.05 11/16 17.46 16.76 50.03 29.46 57.40 36.83
3/8 9.52
1/2 7.11
7/8 22.22
3/4 19.05 11/16 17.46 16.76 56.38 29.46 63.75 36.83
14.68
14.68
DMCB8-6N
DMCB8-8N
DMCB10-6N
DMCB12-12N
DMCB16-16N
1/2
1/2
5/8
12.70
12.70
15.87
3/8
1/2
3/8
9.39
15/16 23.81 15/16 23.81
10.41 15/16 23.81 15/16 23.81
7.93 1-1/16 26.98 1-1/16 26.98
7/8
7/8
1
22.22 22.86 53.08 31.75 63.24 41.91
22.22 22.86 58.67 31.75 68.83 41.91
25.4
24.38 54.52 32.51 64.68 42.67
19.44
19.44
22.62
3/4 19.05
3/4 15.74 1-3/16 30.16 1-3/16 30.16 1-1/8 28.58 24.38 66.04 37.33 76.20 47.49
25.76
1 25.40
1 22.35 1-5/8 41.28 1-5/8 41.28 1-1/2 38.10 31.24 81.02 45.21 93.21 57.40
33.73
DMCB20-20N 1-1/4 31.75 1-1/4 27.68 1-7/8 47.63 1-7/8 47.63 1-7/8 47.63 41.14 85.97 47.75 108.07 69.85
41.67
DMCB24-24N 1-1/2 38.10 1-1/2 33.90 2-1/4 57.15 2-1/4 57.15 2-1/4 57.15 50.03 93.03 49.27 120.21 76.45
49.61
DMCB32-32N 2 50.80
2 45.97 2-3/4 69.85 2-3/4 69.85
3 76.20 67.56 107.29 56.38 144.62 93.71
16.27
Panel
Max
Thickness
12.70
12.70
12.70
16.76
19.05
19.05
19.05
19.05
12.70
10.16
10.16
10.16
10.16
11.17
11.17
11.17
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
28
Valves
Bulkhead Male Connector
DMCB-N
Connects metric tube to female NPT thread
Part No.
DMCB6M-2N
DMCB6M-4N
DMCB6M-6N
DMCB6M-8N
DMCB8M-6N
DMCB10M-4N
DMCB10M-6N
DMCB10M-8N
DMCB12M-6N
DMCB12M-8N
Tube O.D.
D
8
10
10
10
12
12
6
6
6
6
T
NPT
3/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
3/8
1/2
E
Min.
6.4
7.1
7.9
7.9
4.8
4.8
4.8
4.8
9.8
9.8
Width across flat h
18
22
22
22
16
16
16
16
24
24 h
1
18
22
22
22
16
16
16
16
24
24
H
16
19
19
19
14
14
14
14
22
22
A
ι ι
1
L L
1
15.3
42.2
26.2
49.6
33.6
15.3
46.2
26.2
53.6
33.6
15.3
46.2
26.2
53.6
33.6
15.3
52.6
26.2
60.0
33.6
16.2
50.0
28.6
57.5
36.1
17.2
50.0
29.4
57.5
37.0
17.2
50.0
29.4
57.5
37.0
17.2
55.9
29.4
63.5
37.0
22.8
53.3
31.8
63.4
41.9
22.8
58.7
31.8
68.8
41.9
Panel
Hole
Drill size
11.5
11.5
11.5
11.5
13.1
16.2
16.2
16.2
19.5
19.5
Panel
Max
Thickness
10.2
10.2
10.2
10.2
11.2
11.2
11.2
11.2
12.7
12.7
45° Male Elbow
DLBM
29
Connects fractional tube to female NPT thread
Part No.
DLBM2-2N
DLBM4-2N
DLBM4-4N
DLBM6-2N
DLBM6-4N
DLBM6-6N
DLBM8-6N
DLBM8-8N
Tube O.D.
D in.
mm
1/8 3.17
1/4 6.35
1/4 6.35
3/8 9.52
3/8 9.52
3/8 9.52
1/2 12.70
1/2 12.70
DLBM12-12N 3/4 19.05
DLBM16-16N 1 25.40
T
NPT
1/4
3/8
3/8
1/2
1/8
1/8
1/4
1/8
3/4
1
E
Min.
2.4
4.8
4.8
4.8
7.11
7.11
9.65
10.41
13/16
15.74
1-1/8
22.35
1-3/8 in.
1/2
1/2
1/2
5/8
5/8
13/16
13/16
Connects metric tube to female NPT thread
Part No.
DLBM6M-4N
DLBM12M-8N
Tube O.D.
D
6
12
T
NPT
1/4
1/2
E
Min.
4.8
9.5
h
Width across flat
H mm
12.70
12.70
12.70
15.87
15.87
20.64
20.64
20.64
28.58
34.93
in.
7/16
9/16
9/16
11/16
11/16
11/16
7/8
7/8
1-1/8
1-1/2
Width across flat h H
12.7
20.64
14.0
22.0
mm
11.11
14.28
14.28
17.46
17.46
17.46
22.22
22.22
28.58
38.10
A
15.3
22.8
A
12.70
15.24
15.24
16.76
16.76
16.76
22.86
22.86
24.38
31.24
B
17.7
22.0
B
15.24
17.78
17.78
19.30
19.30
19.30
21.84
21.84
21.84
26.41
ι
21.8
21.8
ι
15.77
17.27
17.27
20.57
20.57
21.84
21.84
21.84
23.87
28.19
L
29.4
31.9
L
22.38
24.63
24.63
27.94
27.94
29.21
32.00
32.00
34.03
40.38
L
1
16.51
16.51
21.08
18.28
22.86
24.13
24.13
28.95
30.98
37.84
L
1
22.9
29.0
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Male Elbow
DLM-N
DLM6-2N
DLM6-4N
DLM6-6N
DLM6-8N
DLM6-12N
DLM8-4N
DLM8-6N
DLM8-8N
DLM8-12N
DLM10-6N
DLM10-8N
DLM10-12N
DLM12-8N
DLM12-12N
DLM1-1N
DLM1-2N
DLM2-1N
DLM2-2N
DLM2-4N
DLM3-2N
DLM3-4N
DLM4-1N
DLM4-2N
DLM4-4N
DLM4-6N
DLM4-8N
DLM5-2N
DLM5-4N
DLM5-6N
DLM14-12N
DLM16-12N
DLM16-16N
DLM20-20N
DLM24-24N
DLM32-32N
Connects fractional tube to female NPT thread
Part No.
Tube O.D.
D in.
1/16
1/16
1/8
1/8
1/8
3/16
3/16
1/4
3.17
3.17
4.76
4.76
6.35
mm
1.59
1.59
3.17
T
NPT
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/16
1/8
1/16
1/8
1/4
1/8
1/4
1/16 h
Width across flat
3/8
3/8
3/8
3/8
3/8
1/2
1/2
1/4
1/4
1/4
1/4
5/16
5/16
5/16
9.52
9.52
9.52
9.52
9.52
12.70
12.70
6.35
6.35
6.35
6.35
7.93
7.93
7.93
E
Min.
4.82
7.11
7.11
7.11
5/8
5/8
11/16
13/16
7.11
1-1/16
7.11
9.65
13/16
13/16
1/2
1/2
11/16
13/16
9/16
9/16
11/16
4.82
4.82
4.82
4.82
4.82
6.35
6.35
2.28
3.04
3.04
3.04
1.27
1.27
2.28
2.28
1/2
1/2
1/2
1/2
1/2 in.
7/16
7/16
7/16
1/2
1/2
5/8
5/8
5/8
3/4
3/4
12.70
12.70
15.87
15.87
15.87
19.05
19.05
1/8
1/4
3/8
1/2
3/4
1/4
3/8
1/2
3/4
3/8
1/2
3/4
1/2
3/4
10.41
13/16
10.41
1-1/16
9.65
15/16
11.93
15/16
12.70
1-1/16
11.93
1-1/16
15.74
1-1/16
7/8
1
22.22
25.40
3/4
3/4
15.74
1-3/8
15.74
1-3/8
34.92
34.92
1 25.40
1 22.35
1-3/8 34.92
1-1/4 31.75
1-1/4 27.68 1-11/16 42.86
1-1/2 38.10
1-1/2 33.90
2 50.80
2 45.97
2
2-3/4
50.80
69.85
20.64
26.98
23.81
23.81
26.98
26.98
26.98
mm
11.11
11.11
11.11
12.70
12.70
12.70
12.70
12.70
15.87
15.87
17.46
20.64
26.98
20.64
20.64
12.70
12.70
17.46
20.64
14.28
14.28
17.46
7/8
7/8
1
1
1
1-1/8
1-1/8
1-1/4
1-1/2
1-1/2
1-7/8
2-1/4
3 in.
5/16
5/16
7/16
7/16
7/16
1/2
1/2
9/16
11/16
11/16
11/16
11/16
11/16
7/8
7/8
9/16
9/16
9/16
9/16
5/8
5/8
5/8
H
17.46
17.46
17.46
17.46
17.46
22.22
22.22
14.28
14.28
14.28
14.28
15.87
15.87
15.87
mm
7.93
7.93
11.11
11.11
11.11
12.70
12.70
14.28
31.75
38.10
38.10
47.63
57.15
76.20
22.22
22.22
25.40
25.40
25.40
28.57
28.57
A
22.86
22.86
24.38
24.38
24.38
24.38
24.38
16.76
16.76
16.76
16.76
16.76
22.86
22.86
25.90
31.24
31.24
41.14
50.03
62.73
15.24
15.24
15.24
15.24
16.25
16.25
16.25
8.63
8.63
12.70
12.70
12.70
13.71
13.71
15.24
L
36.06
39.87
37.06
37.06
39.87
39.87
39.87
30.48
30.48
31.24
31.42
37.08
36.06
36.06
44.70
49.02
49.02
66.54
77.97
107.18
26.47
27.18
29.71
31.97
28.70
29.77
30.48
19.05
19.05
23.63
24.91
24.91
25.40
25.40
26.90
L
1
33.02
36.83
30.22
35.10
36.83
37.00
36.83
20.60
25.40
26.20
33.02
36.83
28.30
28.30
41.65
42.20
46.70
47.75
60.45
70.61
18.79
23.87
26.20
33.02
19.81
24.50
26.20
17.78
17.78
17.78
18.90
23.26
18.79
23.36
18.79
ι
25.90
29.71
28.00
28.00
29.71
29.71
29.71
23.11
23.11
23.87
25.90
29.71
25.90
25.90
34.54
36.83
36.83
44.50
50.80
69.80
19.55
19.81
22.35
24.60
21.33
21.33
23.11
15.24
15.24
17.02
18.30
18.30
18.79
18.79
19.55
B
21.84
21.84
21.84
21.84
21.84
21.84
21.84
19.30
19.30
19.30
19.30
19.30
21.84
21.84
21.84
26.41
26.41
38.86
45.21
63.73
17.78
17.78
17.78
17.78
18.54
18.54
18.54
10.92
10.92
15.24
15.24
15.24
16.00
16.00
17.78
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
30
Valves
Male Elbow
DLM-N
DLM3M-1N
DLM3M-2N
DLM3M-4N
DLM4M-2N
DLM4M-4N
DLM6M-2N
DLM6M-4N
DLM6M-6N
DLM6M-8N
DLM8M-2N
DLM8M-4N
DLM8M-6N
DLM8M-8N
DLM10M-2N
DLM10M-4N
DLM10M-6N
DLM10M-8N
DLM12M-4N
DLM12M-6N
DLM12M-8N
DLM12M-12N
DLM15M-6N
DLM15M-8N
DLM16M-6N
DLM16M-8N
DLM16M-12N
DLM18M-8N
DLM18M-12N
DLM20M-8N
DLM20M-12N
DLM22M-8N
DLM22M-12N
DLM22M-16N
DLM25M-12N
DLM25M-16N
DLM28M-16N
DLM30M-20N
DLM32M-20N
DLM38M-24N
Connects metric tube to female NPT thread
Part No.
Tube O.D.
D
10
12
12
12
12
15
10
10
10
8
8
8
8
6
6
4
4
6
6
3
3
3
20
20
22
22
22
25
25
28
30
32
38
15
16
16
16
18
18
T
NPT
1/2
1/4
3/8
1/2
3/4
3/8
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/16
1/8
1/4
1/8
1/4
1/8
1/4
3/8
1/2
1/2
3/4
1/2
3/4
1
3/4
1
1
1-1/4
1-1/4
1-1/2
1/2
3/8
1/2
3/4
1/2
3/4
E
Min.
7.9
7.1
9.5
9.5
9.5
9.5
4.8
6.4
6.4
6.4
4.8
7.1
7.9
2.4
2.4
2.4
2.4
2.4
4.8
4.8
4.8
4.8
11.9
15.9
11.9
15.9
18.3
15.9
21.8
21.8
26.2
27.8
33.7
11.9
9.5
11.9
12.7
11.9
15.1
h
20.6
20.6
20.6
20.6
27.0
23.81
14.3
14.3
17.5
20.6
17.5
17.5
17.5
11.1
12.7
12.7
12.7
12.7
12.7
12.7
17.5
20.6
34.9
34.9
34.9
34.9
34.9
34.9
34.9
41.0
46.0
46.0
50.8
23.81
25.4
23.81
23.81
27.0
27.0
31
H
19
22
22
22
22
25
19
19
19
16
16
16
16
12
12
14
14
14
14
12
12
12
32
32
32
32
32
38
38
46
50
50
60
25
25
25
25
30
30
A
17.2
22.8
22.8
22.8
22.8
24.4
16.2
16.2
16.2
16.2
17.2
17.2
17.2
12.9
12.9
12.9
13.7
13.7
15.3
15.3
15.3
15.3
26.0
26.0
26.0
26.0
26.0
31.3
31.3
36.6
39.6
42.0
49.4
24.4
24.4
24.4
24.4
24.4
24.4
ι
25.9
25.9
25.9
25.9
29.7
27.9
21.3
21.3
23.1
25.1
23.9
23.9
23.9
17.0
17.0
18.0
18.8
18.8
19.6
19.6
22.4
24.4
34.5
34.5
32.5
34.5
34.5
36.8
36.8
43.2
48.3
49.3
56.4
27.9
27.9
27.9
29.7
29.7
29.7
L
33.5
36.0
36.0
36.0
39.8
38.0
28.8
28.8
30.6
32.6
31.5
31.5
31.5
23.6
23.6
24.6
25.4
25.4
27.0
27.0
29.8
31.8
44.6
44.6
42.6
44.6
44.6
49.1
49.1
64.0
69.9
72.3
84.0
38.0
38.0
38.0
39.8
39.8
39.8
B
19.5
22.0
22.0
22.0
22.0
22.0
18.6
18.6
18.6
18.6
19.5
19.5
19.5
15.3
15.3
15.3
16.1
16.1
17.7
17.7
17.7
17.7
22.0
22.0
22.0
22.0
22.0
26.5
26.5
36.6
39.2
41.6
47.9
22.0
22.0
22.0
22.0
22.0
22.0
L 1
33.0
28.2
28.2
33.0
36.8
30.2
19.8
24.4
26.2
33.0
23.6
26.2
26.2
17.8
17.8
23.4
18.8
23.4
18.8
23.4
26.2
33.0
41.7
41.7
39.6
41.7
46.5
41.7
46.5
35.1
30.2
35.1
36.8
36.8
36.8
53.7
53.1
53.1
60.4
DK-Lok Tube Fitting
Valves
Male Elbow
DLM-R
Connects fractional tube to female ISO tapered thread
Part No.
Tube O.D.
D in.
mm
T
PT
E
Min.
in.
h
Width across flat mm in.
DLM2-2R 1/8 3.17
1/8 2.28
1/2 12.70
7/16
DLM8-12R
DLM10-6R
DLM10-8R
DLM10-12R
DLM12-8R
DLM12-12R
DLM12-16R
DLM16-12R
DLM16-16R
DLM20-12R
DLM20-20R
DLM2-4R
DLM3-4R
DLM4-2R
DLM4-4R
DLM4-6R
DLM4-8R
DLM5-4R
DLM5-6R
DLM6-2R
DLM6-4R
DLM6-6R
DLM6-8R
DLM6-12R
DLM8-4R
DLM8-6R
DLM8-8R
1/8 3.17
1/4 2.28
3/16 4.76
1/4 3.04
1/4
1/4
6.35
6.35
1/8
1/4
4.82
4.82
1/4
1/4
6.35
3/8 4.82
6.35
1/2 4.82
5/16 7.93
1/4 6.35
5/16 7.93
3/8 6.35
3/8
3/8
3/8
3/8
9.52
1/8 4.82
9.52
1/4 7.11
9.52
3/8 7.11
9.52
1/2 7.11
3/8 9.52
3/4
1/2 12.70
1/4
7.11
7.11
1/2 12.70
3/8 9.65
1/2 12.70
1/2 10.41
5/8
5/8
11/16
13/16
1-1/16
13/16
13/16
13/16
11/16
13/16
9/16
11/16
1/2
1/2
1/2
1/2
12.70
7/16
12.70
1/2
12.70
9/16
12.70
9/16
17.46
9/16
20.64
9/16
14.28
5/8
17.46
5/8
15.87
11/16
15.87
11/16
17.46
11/16
20.64
11/16
26.98
11/16
20.64
7/8
20.64
7/8
20.64
7/8
1/2 12.70
3/4 10.41
1-1/16
5/8 15.87
3/8 9.65
15/16
5/8 15.87
1/2 11.93
15/16
5/8 15.87
3/4 12.70
1-1/16
3/4 19.05
1/2 11.93
1-1/16
3/4 19.05
3/4 15.74
1-1/16
3/4 19.05
1 25.40
1
3/4
16.0
15.74
1-3/8
1-3/8
26.98
7/8
23.81
23.81
26.98
1
1
1
26.98
1-1/8
26.98
1-1/8
34.92
1-1/8
34.92
1-1/2
1 25.40
1 22.35
1-3/8 34.92
1-1/2
1-1/4 31.75
3/4 15.74
1-11/16 42.86
1-7/8
1-1/4 31.75 1-1/4 27.68
1-11/16 42.86
1-7/8
H
28.57
28.57
28.57
38.10
38.10
47.63
47.63
17.46
22.22
22.22
22.22
22.22
25.40
25.40
25.40
14.28
14.28
15.87
15.87
17.46
17.46
17.46
17.46
mm
11.11
11.11
12.70
14.28
14.28
B
21.84
21.84
21.84
26.41
26.41
38.86
38.86
19.30
21.84
21.84
21.84
21.84
21.84
21.84
21.84
17.78
17.78
18.54
18.54
19.30
19.30
19.30
19.30
15.24
15.24
16.00
17.78
17.78
A
24.38
24.38
24.38
31.24
31.24
41.14
41.14
16.76
22.86
22.86
22.86
22.86
24.38
24.38
24.38
15.24
15.24
16.25
16.25
16.76
16.76
16.76
16.76
12.70
12.70
13.71
15.24
15.24
L
1
37.00
36.83
46.48
42.20
46.70
42.95
47.75
36.83
28.30
28.30
33.02
36.83
30.22
35.10
36.83
26.20
33.02
24.50
26.20
20.60
25.40
26.20
33.02
18.90
23.26
23.36
18.79
23.87
L
39.87
39.87
44.59
49.02
49.02
66.54
66.54
37.08
36.06
36.06
36.06
39.87
37.06
37.06
39.87
29.71
31.97
29.77
30.48
30.48
30.48
31.24
31.42
24.91
24.91
25.40
26.47
27.18
ι
29.71
29.71
34.54
36.83
36.83
44.50
44.50
29.71
25.90
25.90
25.90
29.71
28.00
28.00
29.71
22.35
24.60
21.33
23.11
23.11
23.11
23.87
25.90
18.30
18.30
18.79
19.55
19.81
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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32
Valves
Male Elbow
DLM-R
DLM3M-1R
DLM3M-2R
DLM3M-4R
DLM4M-2R
DLM4M-4R
DLM6M-2R
DLM6M-4R
DLM6M-6R
DLM6M-8R
DLM8M-2R
DLM8M-4R
DLM8M-6R
DLM8M-8R
DLM10M-2R
DLM10M-4R
DLM10M-6R
DLM10M-8R
DLM12M-2R
DLM12M-4R
DLM12M-6R
DLM12M-8R
DLM12M-12R
DLM14M-8R
DLM15M-6R
DLM15M-8R
DLM16M-6R
DLM16M-8R
DLM18M-8R
DLM18M-12R
DLM20M-8R
DLM20M-12R
DLM22M-8R
DLM22M-12R
DLM22M-16R
DLM25M-8R
DLM25M-12R
DLM25M-16R
DLM28M-16R
Tube O.D.
D
12
12
14
15
10
12
12
12
15
16
16
8
10
10
10
8
8
6
8
6
6
4
6
3
4
3
3
22
22
22
25
18
18
20
20
25
25
28
Connects metric tube to female ISO tapered thread
Part No.
Width across flat h
20.6
20.6
20.6
20.6
20.6
27.0
23.81
23.81
23.81
25.4
23.81
20.6
14.3
14.3
17.5
20.6
17.5
17.5
17.5
11.1
12.7
12.7
12.7
12.7
12.7
12.7
17.5
27.0
27.0
34.92
34.92
34.92
34.92
34.92
34.92
34.92
34.92
41.0
H
22
22
25
25
19
22
22
22
25
25
25
16
19
19
19
14
16
16
16
12
14
14
14
12
12
12
12
32
32
32
38
30
30
32
32
38
38
46
T
PT
1/2
3/4
1/2
3/8
1/2
1/8
1/4
3/8
1/2
3/8
1/2
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/4
1/8
1/4
3/8
1/16
1/8
1/4
1/8
1/2
3/4
1
1/2
1/2
3/4
1/2
3/4
3/4
1
1
E
Min.
9.5
9.5
11.1
9.5
7.9
4.8
7.1
9.5
11.9
9.5
11.9
6.4
4.8
7.1
7.9
4.8
4.8
6.4
6.4
2.4
4.8
4.8
4.8
2.4
2.4
2.4
2.4
11.9
15.1
11.9
15.9
11.9
15.9
18.3
11.9
15.9
21.8
21.8
33 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
A
17.2
22.8
22.8
22.8
22.8
22.8
24.4
24.4
24.4
24.4
24.4
15.3
16.2
16.2
16.2
16.2
17.2
17.2
17.2
12.9
12.9
12.9
13.7
13.7
15.3
15.3
15.3
24.4
24.4
26.0
26.0
26.0
26.0
26.0
31.3
31.3
31.3
36.6
B
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
17.7
18.6
18.6
18.6
18.6
19.5
19.5
19.5
15.3
15.3
15.3
16.1
16.1
17.7
17.7
17.7
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
26.5
36.6
ι
25.9
25.9
25.9
25.9
25.9
29.7
27.9
27.9
27.9
27.9
27.9
24.4
21.3
21.3
23.1
25.1
23.9
23.9
23.9
17.0
17.0
18.0
18.8
18.8
19.6
19.6
22.4
29.7
29.7
34.5
34.5
32.5
34.5
34.5
36.8
36.8
36.8
43.2
L
1
33.0
23.6
28.2
28.2
33.0
36.8
30.2
30.2
35.1
30.2
35.1
33.0
19.8
24.4
26.2
33.0
23.6
26.2
26.2
17.8
17.8
23.4
18.8
23.4
18.8
23.4
26.2
36.8
36.8
41.7
41.7
39.6
41.7
46.5
41.7
41.7
46.5
53.7
L
33.5
36.0
36.0
36.0
36.0
39.8
38.0
38.0
38.0
38.0
38.0
31.8
28.8
28.8
30.6
32.6
31.5
31.5
31.5
23.6
23.6
24.6
25.4
25.4
27.0
27.0
29.8
39.8
39.8
44.6
44.6
42.6
44.6
44.6
49.1
49.1
49.1
64.0
www.dklok.com
DK-Lok Tube Fitting
Valves
Male Run Tee
DTRM-N
DTRM6-8N
DTRM6-12N
DTRM8-4N
DTRM8-6N
DTRM8-8N
DTRM8-12N
DTRM10-6N
DTRM10-8N
DTRM10-12N
DTRM12-8N
DTRM12-12N
DTRM14-12N
DTRM16-12N
DTRM16-16N
DTRM20-20N
DTRM24-24N
DTRM32-32N
DTRM1-1N
DTRM1-2N
DTRM2-2N
DTRM2-4N
DTRM3-2N
DTRM3-4N
DTRM4-1N
DTRM4-2N
DTRM4-4N
DTRM4-6N
DTRM4-8N
DTRM5-2N
DTRM5-4N
DTRM5-6N
DTRM6-4N
DTRM6-6N
Connects fractional tube to female NPT thread
Part No.
5/16
5/16
5/16
3/8
3/8
1/4
1/4
1/4
1/4
1/8
1/8
3/16
3/16
1/4
Tube O.D.
D in.
mm
1/16
1/16
1.59
1.59
T
NPT
1/16
1/8
3.17
3.17
4.76
4.76
1/8
1/4
1/8
1/4
6.35
1/16
6.35
6.35
6.35
6.35
7.93
7.94
7.94
9.52
9.52
1/8
1/4
3/8
1/4
3/8
1/8
1/4
3/8
1/2
E
Min.
4.82
6.35
6.35
7.11
7.11
4.82
4.82
4.82
4.82
1.27
1.27
2.28
2.28
3.04
3.04
3.04
h
Width across flat
1/2
1/2
5/8
5/8
5/8
3/8
3/8
1/2
1/2
9.52
9.52
1/2
3/4
12.70
1/4
12.70
3/8
12.70
1/2
12.70
3/4
15.87
3/8
15.87
1/2
15.87
3/4
7.11
7.11
7.11
9.65
13/16
1-1/16
13/16
13/16
10.41
13/16
10.41
1-1/16
9.65
15/16
11.93
15/16
12.70
1-1/16
3/4
3/4
7/8
1
19.05
1/2
19.05
3/4
22.23
3/4
25.40
3/4
11.93
1-1/16 26.98
15.74
1-1/16 26.98
15.74
15.74
1-3/8
1-3/8
34.92
34.92
1 25.40
1 22.35
1-3/8 34.92
1-1/4 31.75
1-1/4 27.68
1-11/16 42.86
1-1/2 38.10
1-1/2 33.90
2 50.80
2 45.97
2
2-3/4
50.80
69.85
20.64
26.98
20.64
20.64
20.64
26.98
23.81
23.81
26.98
1/2
1/2
11/16
13/16
9/16
9/16
11/16
5/8
11/16 in.
7/16
7/16
1/2
1/2
1/2
1/2
1/2
12.70
12.70
17.46
20.64
14.28
14.28
17.46
15.87
17.46
mm
11.11
11.11
12.70
12.70
12.70
12.70
12.70
9/16
9/16
9/16
9/16
5/8
5/8
5/8
1/16
11/16 in.
5/16
5/16
7/16
7/16
1/2
1/2
9/16
1-1/8
1-1/8
1-1/4
1-1/2
1-1/2
1-7/8
2-14
3
11/16
11/16
7/8
7/8
7/8
7/8
1
1
1
H
28.58
28.58
31.75
38.10
38.10
47.63
57.15
76.20
17.46
17.46
22.22
22.22
22.22
22.22
25.40
25.40
25.40
14.28
14.28
14.28
14.28
15.87
15.87
15.87
17.46
17.46
mm
7.93
7.93
11.11
11.11
12.70
12.70
14.28
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
A
24.38
24.38
25.90
31.24
31.24
41.14
50.03
67.56
16.76
16.76
22.86
22.86
22.86
22.86
24.38
24.38
24.38
15.24
15.24
15.24
15.24
16.25
16.25
16.25
16.76
16.76
8.63
8.63
12.70
12.70
13.71
13.71
15.24
B
ι
L
10.92
15.24
10.92
15.24
15.24
18.30
15.24
18.30
16.00
18.79
16.00
18.79
17.78
19.55
17.78
19.55
17.78
19.55
17.78
22.35
17.78
24.60
18.54
22.35
18.54
22.35
18.54
23.11
19.30
23.11
19.30
23.87
19.30
25.90
19.30
29.71
21.84
25.90
21.84
25.90
21.84
25.90
21.84
29.71
21.84
27.90
21.84
27.90
21.84
29.71
21.84
29.71
21.84
29.71
21.84
34.54
26.41
36.83
39.87
39.81
44.70
49.02
26.41
36.83
38.86
44.50
49.02
66.54
45.21
50.80
77.97
62.73
69.80
107.18
33.27
37.08
36.06
36.06
36.06
39.84
38.10
38.10
39.87
26.92
27.08
29.71
31.97
29.71
29.77
30.48
30.48
31.24
19.05
19.05
24.91
24.91
24.38
25.40
26.90
L
1
37.00
36.83
41.65
42.20
46.70
47.75
60.45
70.61
33.02
36.83
28.30
28.30
33.02
36.83
29.40
34.00
36.83
18.79
23.87
28.40
35.10
19.81
24.50
28.40
25.40
28.44
17.78
17.78
18.90
23.26
18.79
23.36
18.79
34
Valves
Male Run Tee
DTRM-R
Connects fractional tube to female ISO tapered thread
Part No.
DTRM6-4R
DTRM8-6R
DTRM8-8R
DTRM10-8R
Tube O.D.
D in.
mm
3/8
1/2
1/2
5/8
T
PT
9.52
1/4
12.70
3/8
12.70
1/2
15.87
1/2
E
Min.
h in.
mm
7.11
5/8 15.87
9.65
13/16 20.64
10.41
13/16 20.64
11.93
15/16 23.81
DTRM3M-2R
DTRM3M-4R
DTRM4M-2R
DTRM4M-4R
DTRM6M-2R
DTRM6M-4R
DTRM6M-6R
DTRM6M-8R
DTRM8M-2R
DTRM8M-4R
DTRM8M-6R
DTRM8M-8R
DTRM10M-2R
DTRM10M-4R
DTRM10M-6R
DTRM10M-8R
DTRM12M-2R
DTRM12M-4R
DTRM12M-6R
DTRM12M-8R
DTRM12M-12R
DTRM16M-6R
DTRM16M-8R
DTRM16M-12R
DTRM18M-8R
DTRM18M-12R
DTRM20M-8R
DTRM20M-12R
DTRM22M-12R
DTRM22M-16R
DTRM25M-12R
DTRM25M-16R
Connects metric tube to female ISO tapered thread
Part No.
10
10
10
10
12
8
8
8
8
Tube O.D.
D
3
3
4
4
6
6
6
6
16
18
18
20
12
12
12
12
16
16
20
22
22
25
25
1/8
1/4
3/8
1/2
1/8
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
T
PT
1/8
1/4
1/8
1/4
3/4
1/2
3/4
1/2
1/4
3/8
1/2
3/4
3/8
1/2
3/4
3/4
1
3/4
1
4.8
7.1
7.9
7.9
4.8
4.8
6.4
6.4
6.4
E
Min.
2.4
2.4
2.4
2.4
4.8
4.8
4.8
4.8
7.1
9.5
9.5
9.5
9.5
11.9
12.7
11.9
15.1
11.9
15.9
15.9
18.3
15.9
21.8
14.3
14.3
17.5
20.6
17.5
17.5
17.5
20.6
20.6
h
12.7
12.7
12.7
12.7
12.7
14.2
17.5
20.6
20.6
20.6
20.6
27.0
25.4
25.4
27.0
27.0
27.0
34.92
34.92
34.92
34.92
34.92
34.92
19
19
19
19
22
16
16
16
16
12
12
14
14
14
14
H
12
12
25
30
30
32
22
22
22
22
25
25
32
32
32
38
38 in.
1/16
7/8
7/8
1
H mm
17.46
22.22
22.22
25.40
A
16.2
16.2
16.2
16.2
17.2
17.2
17.2
17.2
22.8
12.9
12.9
13.7
13.7
15.3
15.3
15.3
15.3
22.8
22.8
22.8
22.8
24.4
24.4
24.4
24.4
24.4
26.0
26.0
26.0
26.0
31.3
31.3
35
A
16.76
22.86
22.86
24.38
B
ι
19.30
23.11
21.84
25.90
21.84
25.90
21.84
27.90
L
30.48
36.06
36.06
38.10
L
1
25.40
28.30
33.02
34.00
B
18.6
18.6
18.6
18.6
19.5
19.5
19.5
19.5
22.0
15.3
15.3
16.1
16.1
17.7
17.7
17.7
17.7
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
L
28.8
28.8
30.6
32.6
31.5
31.5
31.5
33.5
36.0
23.6
24.6
25.4
25.4
27.0
27.0
29.8
31.8
36.0
36.0
36.0
39.8
38.0
38.0
39.8
39.8
39.8
44.6
44.6
44.6
44.6
49.1
49.1
L
1
19.8
24.4
26.2
33.0
23.6
26.2
26.2
33.0
23.6
17.8
23.4
18.8
23.4
18.8
23.4
26.2
33.0
28.2
28.2
33.0
36.8
30.2
35.1
36.8
36.8
36.8
41.7
41.7
41.7
46.5
41.7
46.5
ι
21.3
21.3
23.1
25.1
23.9
23.9
23.9
25.9
25.9
17.0
18.0
18.8
18.8
19.6
19.6
22.4
24.4
25.9
25.9
25.9
29.7
27.9
27.9
29.7
29.7
29.7
34.5
34.5
34.5
34.5
36.8
36.8
DK-Lok Tube Fitting
Valves
Male Branch Tee
DTBM-N, -R
Connects fractional tube to female NPT thread
Part No.
DTBM6-8N
DTBM6-12N
DTBM8-4N
DTBM8-6N
DTBM8-8N
DTBM8-12N
DTBM10-6N
DTBM10-8N
DTBM10-12N
DTBM12-8N
DTBM12-12N
DTBM14-12N
DTBM16-12N
DTBM16-16N
DTBM20-20N
DTBM24-24N
DTBM32-32N
DTBM1-1N
DTBM1-2N
DTBM2-2N
DTBM2-4N
DTBM3-2N
DTBM3-4N
DTBM4-1N
DTBM4-2N
DTBM4-4N
DTBM4-6N
DTBM4-8N
DTBM5-2N
DTBM5-4N
DTBM5-6N
DTBM6-4N
DTBM6-6N
Tube O.D.
D
T
NPT in.
mm
3/4
1/2
3/4
3/4
25.40
25.40
3/4
1
1-1/4 31.75
1-1/4
1-1/2 38.10
1-1/2
2 50.80
2
1/2
3/4
3/8
1/2
1/2
3/4
1/4
3/8
1/4
3/8
1/4
3/8
1/4
3/8
1/2
1/8
1/16
1/8
1/8
1/4
1/8
1/4
1/16
1/8
1/16 1.59
1/16 1.59
1/8
1/8
3.17
3.17
3/16 4.76
3/16 4.76
1/4
1/4
1/4
1/4
6.35
6.35
6.35
6.35
1/4 6.35
5/16 7.93
5/16 7.93
5/16 7.93
3/8
3/8
3/8
3/8
9.52
9.52
9.52
9.52
1/2 12.70
1/2 12.70
1/2 12.70
1/2 12.70
5/8 15.87
5/8 15.87
5/8 15.87
3/4 19.05
3/4 19.05
7/8 22.22
1
1
E
Min.
h
Width across flat in.
mm
4.82
4.82
4.82
4.82
6.35
6.35
7.11
7.11
1.27
1.27
2.28
2.28
3.04
3.04
3.04
4.82
1/2
11/16
13/16
9/16
9/16
11/16
5/8
11/16
7/16
7/16
1/2
1/2
1/2
1/2
1/2
1/2
7.11
7.11
7.11
10.41
13/16 20.64
1-1/16 26.98
13/16
13/16
20.64
20.64
10.41
13/16 20.64
10.41
1-1/16 26.98
9.65
15/16
11.93
15/16
23.81
23.81
12.70
1-1/16 26.98
11.93
1-1/16 26.98
15.74
1-1/16 26.98
15.74
15.74
22.35
1-3/8
1-3/8
27.68
1-11/16 42.86
33.90
45.97
1-3/8
2
2-3/4
34.92
34.92
34.92
50.80
69.85
12.70
17.46
20.64
14.28
14.28
17.46
15.87
17.46
11.11
11.11
12.70
12.70
12.70
12.70
12.70
12.70
H A in.
mm
5/16
5/16
7/16
7/16
1/2
1/2
9/16
9/16
7.93
7.93
8.63
8.63
11.11
12.70
11.11
12.70
12.70
13.71
12.70
13.71
14.28
15.24
14.28
15.24
9/16
9/16
9/16
5/8
14.28
15.24
14.28
15.24
14.28
15.24
15.87
16.25
5/8
5/8
15.87
16.25
15.87
16.25
11/16 17.46
16.76
11/16 17.46
16.76
11/16 17.46
16.76
11/16 17.46
16.76
7/8
7/8
7/8
7/8
1
1
22.22
22.86
22.22
22.86
22.22
22.22
22.86
22.86
25.40
24.38
25.40
24.38
1 25.40
24.38
1-1/8 28.58
24.38
1-1/8 28.58
24.38
1-1/4 31.75
25.90
1-1/2 38.10
31.24
1-1/2 38.10
31.24
1-7/8 47.63
41.14
2-1/4 57.15
50.03
3 76.20
67.56
Connects fractional tube to female ISO tapered thread
Part No.
DTBM6-4R
DTBM8-6R
DTBM8-8R
DTBM10-8R
Tube O.D.
D in.
mm
3/8 9.52
1/2 12.70
1/2 12.70
5/8 15.87
T
PT
1/4
3/8
1/2
1/2
E
Min.
in.
7.11
9.65
5/8
13/16
10.41
13/16
11.93
15/16 h
Width across flat mm
15.87
20.64
20.64
23.81
in.
1/16
7/8
7/8
1
H A mm
17.46
16.76
22.22
22.86
22.22
22.86
25.40
24.38
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
B
ι
L
10.92
15.24
10.92
15.24
15.24
18.30
15.24
18.30
16.00
18.79
16.00
18.79
17.78
19.55
17.78
19.55
17.78
19.55
17.78
22.35
17.78
24.60
18.54
22.35
18.54
22.35
18.54
23.11
19.30
23.11
19.30
23.87
19.30
25.90
19.30
29.71
21.84
25.90
21.84
25.90
21.84
25.90
21.84
29.71
21.84
27.90
21.84
27.90
21.84
29.71
21.84
29.71
21.84
29.71
21.84
34.54
26.41
36.83
26.41
36.83
38.86
44.50
45.21
50.80
39.87
39.87
39.87
44.70
49.02
49.02
66.54
77.97
62.73
69.80
107.18
27.08
29.71
31.97
29.71
29.77
30.48
30.48
31.24
19.05
19.05
24.91
24.91
24.38
25.40
26.90
26.92
33.27
37.08
36.06
36.06
36.06
39.87
38.10
38.10
B
ι
19.30
23.11
21.84
25.90
21.84
25.90
21.84
27.90
L
30.48
36.06
36.06
38.10
L
1
25.40
28.30
33.02
34.00
L
1
36.83
37.00
36.83
41.65
42.20
46.70
47.75
60.45
70.61
33.02
36.83
28.30
28.30
33.02
36.83
29.40
34.00
23.87
28.40
35.10
19.81
24.50
28.40
25.40
28.44
17.78
17.78
18.90
23.36
18.79
23.36
18.79
19.10
36
Valves
Male Branch Tee
DTBM-N
DTBM3M-2N
DTBM3M-4N
DTBM4M-2N
DTBM4M-4N
DTBM6M-2N
DTBM6M-4N
DTBM6M-6N
DTBM6M-8N
DTBM8M-2N
DTBM8M-4N
DTBM8M-6N
DTBM8M-8N
DTBM10M-2N
DTBM10M-4N
DTBM10M-6N
DTBM10M-8N
DTBM12M-2N
DTBM12M-4N
DTBM12M-6N
DTBM12M-8N
DTBM12M-12N
DTBM16M-6N
DTBM16M-8N
DTBM16M-12N
DTBM18M-8N
DTBM18M-12N
DTBM20M-8N
DTBM20M-12N
DTBM22M-12N
DTBM22M-16N
DTBM25M-12N
DTBM25M-16N
Connects metric tube to female NPT thread
Part No.
10
12
12
12
10
10
10
6
8
8
8
8
Tube O.D.
D
3
3
4
4
6
6
6
18
18
20
20
22
22
25
25
12
12
16
16
16
1/2
1/8
1/4
3/8
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/4
1/8
1/4
3/8
T
NPT
1/8
1/4
1/2
3/4
1/2
3/4
3/4
1
3/4
1
1/2
3/4
3/8
1/2
3/4
7.9
4.8
7.1
9.5
4.8
7.1
7.9
4.8
4.8
6.4
6.4
6.4
2.4
2.4
4.8
4.8
4.8
E
Min.
2.4
2.4
11.9
15.1
11.9
15.9
15.9
9.5
9.5
9.5
11.9
12.7
18.3
15.9
21.8
37
27.0
27.0
34.92
34.92
34.92
20.6
27.0
25.4
25.4
27.0
34.92
34.92
34.92
17.5
17.5
17.5
20.6
20.6
20.6
20.6
20.6
14.3
14.3
17.5
20.6
Width across flat h H
12.7
12
12.7
12
12.7
12.7
12.7
14.2
17.5
12
12
14
14
14
14
16
16
16
16
19
22
22
22
19
19
19
30
30
32
32
32
32
38
38
22
22
25
25
25
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
A
15.3
16.2
16.2
16.2
16.2
12.9
12.9
13.7
13.7
15.3
15.3
15.3
17.2
17.2
17.2
17.2
22.8
22.8
22.8
24.4
24.4
26.0
26.0
26.0
22.8
22.8
24.4
24.4
24.4
26.0
31.3
31.3
B
17.7
18.6
18.6
18.6
18.6
15.3
15.3
16.1
16.1
17.7
17.7
17.7
19.5
19.5
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
ι
24.4
21.3
21.3
23.1
25.1
17.0
18.0
18.8
18.8
19.6
19.6
22.4
23.9
23.9
23.9
25.9
25.9
25.9
25.9
29.7
29.7
34.5
34.5
34.5
25.9
29.7
27.9
27.9
29.7
34.5
36.8
36.8
L
31.8
28.8
28.8
30.6
32.6
23.6
24.6
25.4
25.4
27.0
27.0
29.8
31.5
31.5
31.5
33.5
36.0
36.0
36.0
39.8
39.8
44.6
44.6
44.6
36.0
39.8
38.0
38.0
39.8
44.6
49.1
49.1
L
1
33.0
19.8
24.4
26.2
33.0
17.8
23.4
18.8
23.4
18.8
23.4
26.2
23.6
26.2
26.2
33.0
23.6
28.2
28.2
36.8
36.8
41.7
41.7
41.7
33.0
36.8
30.2
35.1
36.8
46.5
41.7
46.5
www.dklok.com
DK-Lok Tube Fitting
Valves
Male Branch Tee
DTBM -R
DTBM3M-2R
DTBM3M-4R
DTBM4M-2R
DTBM4M-4R
DTBM6M-2R
DTBM6M-4R
DTBM6M-6R
DTBM6M-8R
DTBM8M-2R
DTBM8M-4R
DTBM8M-6R
DTBM8M-8R
DTBM10M-2R
DTBM10M-4R
DTBM10M-6R
DTBM10M-8R
DTBM12M-2R
DTBM12M-4R
DTBM12M-6R
DTBM12M-8R
DTBM12M-12R
DTBM16M-6R
DTBM16M-8R
DTBM16M-12R
DTBM18M-8R
DTBM18M-12R
DTBM20M-8R
DTBM20M-12R
DTBM22M-12R
DTBM22M-16R
DTBM25M-12R
DTBM25M-16R
Connects metric tube to female ISO tapered thread
Part No.
10
12
12
12
10
10
10
6
8
8
8
8
Tube O.D.
D
3
3
4
4
6
6
6
18
18
20
20
22
22
25
25
12
12
16
16
16
1/2
1/8
1/4
3/8
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/4
1/8
1/4
3/8
T
PT
1/8
1/4
1/2
3/4
1/2
3/4
3/4
1
3/4
1
1/2
3/4
3/8
1/2
3/4
7.9
4.8
7.1
9.5
4.8
7.1
7.9
4.8
4.8
6.4
6.4
6.4
2.4
2.4
4.8
4.8
4.8
E
Min.
2.4
2.4
11.9
15.1
11.9
15.9
15.9
9.5
9.5
9.5
11.9
12.7
18.3
15.9
21.8
27.0
27.0
34.92
34.92
34.92
20.6
27.0
25.4
25.4
27.0
34.92
34.92
34.92
17.5
17.5
17.5
20.6
20.6
20.6
20.6
20.6
14.3
14.3
17.5
20.6
Width across flat h H
12.7
12
12.7
12
12.7
12.7
12.7
14.2
17.5
12
12
14
14
14
14
16
16
16
16
19
22
22
22
19
19
19
30
30
32
32
32
32
38
38
22
22
25
25
25
A
15.3
16.2
16.2
16.2
16.2
12.9
12.9
13.7
13.7
15.3
15.3
15.3
17.2
17.2
17.2
17.2
22.8
22.8
22.8
24.4
24.4
26.0
26.0
26.0
22.8
22.8
24.4
24.4
24.4
26.0
31.3
31.3
B
17.7
18.6
18.6
18.6
18.6
15.3
15.3
16.1
16.1
17.7
17.7
17.7
19.5
19.5
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
ι
24.4
21.3
21.3
23.1
25.1
17.0
18.0
18.8
18.8
19.6
19.6
22.4
23.9
23.9
23.9
25.9
25.9
25.9
25.9
29.7
29.7
34.5
34.5
34.5
25.9
29.7
27.9
27.9
29.7
34.5
36.8
36.8
L
31.8
28.8
28.8
30.6
32.6
23.6
24.6
25.4
25.4
27.0
27.0
29.8
31.5
31.5
31.5
33.5
36.0
36.0
36.0
39.8
39.8
44.6
44.6
44.6
36.0
39.8
38.0
38.0
39.8
44.6
49.1
49.1
L
1
33.0
19.8
24.4
26.2
33.0
17.8
23.4
18.8
23.4
18.8
23.4
26.2
23.6
26.2
26.2
33.0
23.6
28.2
28.2
36.8
36.8
41.7
41.7
41.7
33.0
36.8
30.2
35.1
36.8
46.5
41.7
46.5
38
Valves
Female Connector
DCF-N
39
DCF6-4N
DCF6-6N
DCF6-8N
DCF6-12N
DCF8-4N
DCF8-6N
DCF8-8N
DCF8-12N
DCF10-6N
DCF10-8N
DCF10-12N
DCF12-8N
DCF1-1N
DCF1-2N
DCF2-2N
DCF2-4N
DCF3-2N
DCF4-2N
DCF4-4N
DCF4-6N
DCF4-8N
DCF5-2N
DCF5-4N
DCF6-2N
DCF12-12N
DCF14-12N
DCF16-12N
DCF16-16N
DCF20-20N
DCF24-24N
DCF32-32N
Connects fractional tube to male NPT thread
Part No.
3/8
1/2
1/2
1/2
3/8
3/8
3/8
1/2
5/8
5/8
5/8
3/4
3/4
7/8
1
1
1-1/4
1-1/2
2
1/4
1/4
5/16
5/16
3/8
Tube O.D.
D in.
1/16 mm
1.59
1/16 1.59
1/8
1/8
3/16
1/4
1/4
3.17
3.17
4.76
6.35
6.35
6.35
6.35
7.93
7.93
9.52
19.05
22.22
25.40
25.40
31.75
38.10
50.80
9.52
9.52
9.52
9.52
12.70
12.70
12.70
12.70
15.87
15.87
15.87
19.05
T
NPT
E
Min.
3/4
1/4
3/8
1/2
1/4
3/8
1/2
3/4
3/8
1/2
3/4
1/2
3/4
3/4
3/4
1
1-1/4
1-1/2
2
3/8
1/2
1/8
1/4
1/8
1/16
1/8
1/8
1/4
1/8
1/8
1/4
7.11
7.11
7.11
7.11
10.41
10.41
10.41
10.41
12.70
12.70
12.70
15.74
15.74
18.28
22.35
22.35
27.68
34.03
45.97
4.82
4.82
6.35
6.35
7.11
1.27
1.27
2.28
2.28
3.04
4.82
4.82
3/4
7/8
1-1/16
1-5/16
1-3/16
7/8
1-1/16
1-5/16
15/16
1-1/16
1-5/16
1-1/16
1-5/16
1-5/16
1-3/8
1-5/8
2-1/8
2-3/8
2-1/8
7/8
1-1/16
9/16
3/4
5/8 in.
7/16
9/16
9/16
3/4
9/16
9/16
3/4 h
Width across flat
H
17.46
17.46
17.46
17.46
22.22
22.22
22.22
22.22
25.40
25.40
25.40
28.58
28.58
31.75
38.10
38.10
47.63
57.15
76.20
14.28
14.28
15.87
15.87
17.46
mm
7.93
7.93
11.11
11.11
12.70
14.28
14.28
11/16
11/16
11/16
11/16
7/8
7/8
7/8
7/8
1
1
1
1-1/8
1-1/8
1-1/4
1-1/2
1-1/2
1-7/8
2-1/4
3
9/16
9/16
5/8
5/8
11/16 in.
5/16
5/16
7/16
7/16
1/2
9/16
9/16
19.05
22.22
26.98
33.33
20.64
22.22
26.98
33.33
23.81
26.98
33.33
26.98
33.33
33.33
34.92
41.27
53.98
60.33
73.03
22.22
26.98
14.28
19.05
15.87
mm
11.11
14.28
14.28
19.05
14.28
14.28
19.05
A
16.76
16.76
16.76
16.76
22.86
22.86
22.86
22.86
24.38
24.38
24.38
24.38
24.38
25.90
31.24
31.24
41.14
50.03
67.56
15.24
15.24
16.25
16.25
16.76
8.63
8.63
12.70
12.70
13.71
15.24
15.24
B
ι
L
19.30
19.30
19.30
19.30
21.84
21.84
21.84
21.84
21.84
21.84
21.84
21.84
17.78
17.78
18.54
18.54
19.30
10.92
19.81
10.92
20.57
15.24
22.09
15.24
26.92
16.00
23.11
17.78
17.78
23.87
28.44
30.22
35.05
24.63
29.46
25.40
30.22
31.75
36.57
40.38
30.22
31.75
36.57
38.10
31.75
36.57
38.10
36.57
21.84
21.84
26.41
38.10
39.62
41.14
48.26
49.78
53.34
26.41
38.86
50.03
52.57
62.23
74.67
45.21
56.13
83.81
62.73
64.26
101.60
37.59
42.41
32.00
36.83
32.76
23.62
24.38
28.70
33.52
29.71
31.24
35.81
37.59
39.11
43.94
47.75
40.38
41.91
46.73
48.26
41.91
46.73
48.26
46.73
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
DK-Lok Tube Fitting
Valves
Female Connector
DCF-N
DCF3M-2N
DCF3M-4N
DCF4M-2N
DCF6M-2N
DCF6M-4N
DCF6M-6N
DCF6M-8N
DCF8M-2N
DCF8M-4N
DCF8M-6N
DCF8M-8N
DCF10M-2N
DCF10M-4N
DCF10M-6N
DCF10M-8N
DCF12M-2N
DCF12M-4N
DCF12M-6N
DCF12M-8N
DCF12M-12N
DCF15M-8N
DCF16M-8N
DCF20M-8N
DCF20M-12N
DCF22M-12N
DCF22M-16N
DCF25M-12N
DCF25M-16N
Connects metric tube to male NPT thread
Part No.
12
12
12
12
10
10
10
8
8
8
8
10
Tube O.D.
D
3
3
4
6
6
6
6
22
22
25
25
12
15
16
20
20
1/8
1/4
3/8
1/2
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/8
1/8
1/4
3/8
1/2
T
NPT
1/8
1/4
3/4
1
3/4
1
3/4
1/2
1/2
1/2
3/4
8.3
9.5
9.5
9.5
7.9
7.9
7.9
6.4
6.4
6.4
6.4
7.9
2.4
4.8
4.8
4.8
4.8
E
Min.
2.4
2.4
18.3
18.3
21.8
21.8
9.5
11.9
12.7
15.9
15.9
35
41
35
41
35
27
27
30
35
22
22
22
27
19
22
27
15
19
22
27
18
14
14
19
Width across flat h H
14 12
19 12
22
27
14
14
12
14
14
16
16
16
16
19
22
22
22
22
19
19
19
32
32
38
38
22
25
25
32
32
A
16.2
16.2
16.2
16.2
17.2
12.9
12.9
13.7
15.3
15.3
15.3
15.3
17.2
17.2
17.2
22.8
22.8
22.8
22.8
26.0
26.0
31.3
31.3
22.8
24.4
24.4
26.0
26.0
B
18.6
18.6
18.6
18.6
19.5
15.3
15.3
16.1
17.7
17.7
17.7
17.7
19.5
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
22.0
22.0
22.0
22.0
22.0
ι
24.6
29.5
30.2
35.8
25.4
22.1
26.9
23.1
23.9
28.4
29.5
35.1
30.2
31.0
36.6
28.4
30.2
31.0
36.6
39.6
47.8
41.1
50.0
38.9
36.6
36.8
37.8
39.6
L
32.1
37.0
37.7
43.3
33.0
28.7
33.5
29.7
31.3
35.8
36.9
42.5
37.8
38.6
44.2
38.5
40.3
41.1
46.7
49.7
57.9
53.4
62.3
49.0
46.7
46.9
47.9
49.7
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
40
Valves
41
Female Connector
DCF-R
DCF2-2R
DCF4-2R
DCF4-4R
DCF4-6R
DCF4-8R
DCF6-4R
DCF6-6R
DCF6-8R
DCF8-2R
DCF8-4R
DCF8-6R
DCF8-8R
DCF8-12R
DCF10-6R
DCF10-8R
DCF10-12R
DCF12-8R
Connects fractional tube to male ISO tapered thread
Part No.
Tube O.D.
D
T
PT in.
mm
1/8 3.17
1/8
1/4
1/4
3/8
3/8
6.35
6.35
9.52
9.52
1/8
1/4
1/4 6.35
3/8
1/4 6.35
1/2
1/4
3/8
E
Min.
h
Width across flat
H A B
ι
L in.
mm in.
mm
2.28
9/16 14.28
7/16 11.11
12.70
15.24
22.09
28.70
4.82
9/16 14.28
9/16 14.28
15.24
17.78
23.87
31.24
4.82
3/4 19.05
9/16 14.28
15.24
17.78
28.44
35.81
4.82
4.82
7.11
7.11
7/8 22.22
1-1/16 26.98
9/16
9/16
14.28
14.28
15.24
15.24
17.78
17.78
30.22
35.05
37.59
42.41
3/4 19.05
11/16 17.46
16.76
19.30
30.22
37.59
7/8 22.22
11/16 17.46
16.76
19.30
31.75
39.11
3/8 9.52
1/2 7.11
1-1/16 26.98
11/16 17.46
16.76
19.30
36.57
43.94
1/2 12.70
1/8 10.41
13/16 20.64
7/8 22.22
22.86
21.84
25.40
35.56
1/2 12.70
1/4 10.41 1-3/16 20.64
7/8 22.22
22.86
21.84
30.22
40.38
1/2 12.70
3/8 10.41
7/8 22.22
7/8 22.22
22.86
21.84
31.75
41.91
1/2 12.70
1/2 10.41 1-1/16 26.98
7/8 22.22
22.86
21.84
36.57
46.73
1/2 12.70
3/4 10.41 1-5/16 33.33
7/8 22.22
22.86
21.84
38.10
48.26
5/8 15.87
3/8 12.70
15/16 23.81
5/8 15.87
1/2 12.70 1-1/16 26.98
1
1
25.40
24.38
21.84
31.75
41.91
25.40
24.38
21.84
36.57
46.73
5/8 15.87
3/4 12.70 1-5/16 33.33
1 25.40
24.38
21.84
38.10
48.26
3/4 19.05
1/2 15.74 1-1/16 26.98
1-1/8 28.58
24.38
21.84
36.57
46.73
DCF12-12R
DCF16-12R
DCF16-16R
DCF20-16R
DCF20-20R
DCF24-24R
3/4 19.05
3/4 15.74 1-5/16 33.33
1-1/8 28.58
24.38
21.84
38.10
48.26
1 25.40
3/4 22.35
1-3/8 34.92
1-1/2 38.10
31.24
26.41
41.14
53.34
1 25.40
1-1/4 31.75
1
1
22.35
27.68
1-5/8
1-3/4
41.27
44.45
1-1/2
1-7/8
38.10
47.63
31.24
41.14
26.41
38.86
50.03
52.57
62.23
74.67
1-1/4 31.75 1-1/4 27.68
2-1/8 53.98
1-7/8 47.63
41.14
38.86
52.57
74.67
1-1/2 38.10 1-1/2 34.03
2-3/8 60.33
2-1/4 57.15
50.03
45.21
56.13
83.81
Connects metric tube to male ISO tapered thread
Part No.
DCF3M-2R
DCF3M-4R
DCF4M-2R
DCF6M-2R
DCF6M-4R
DCF6M-6R
DCF6M-8R
DCF8M-2R
DCF8M-4R
DCF8M-6R
DCF8M-8R
DCF10M-2R
DCF10M-4R
DCF10M-6R
DCF10M-8R
DCF12M-2R
DCF12M-4R
DCF12M-6R
DCF12M-8R
DCF12M-12R
DCF15M-8R
DCF16M-8R
DCF20M-8R
DCF20M-12R
DCF22M-8R
DCF22M-12R
DCF22M-16R
DCF25M-8R
DCF25M-12R
DCF25M-16R
Tube O.D.
D
10
10
10
12
12
8
10
8
8
6
8
6
6
4
6
3
3
16
20
20
22
12
12
12
15
22
22
25
25
25
T
PT
1/4
3/8
1/2
1/8
1/4
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/8
1/4
1/8
1/8
1/2
1/2
3/4
1/2
3/8
1/2
3/4
1/2
3/4
1
1/2
3/4
1
27
30
35
30
22
27
35
27
35
41
35
35
41
27
18
19
22
27
15
19
22
Width across flat h H
14
19
12
12
14
14
19
22
12
14
14
14
27
22
22
19
22
22
16
19
19
19
14
16
16
16
25
32
32
32
22
22
22
25
32
32
38
38
38
E
Min.
7.9
7.9
7.9
8.3
9.5
6.4
6.4
6.4
7.9
4.8
4.8
4.8
6.4
2.4
2.4
2.4
4.8
9.5
9.5
9.5
11.9
12.7
15.9
15.9
18.3
18.3
18.3
21.8
21.8
21.8
ι
31.0
36.6
38.9
36.6
36.8
37.8
39.6
38.0
39.6
47.8
41.1
41.1
50.0
29.5
30.2
35.8
25.4
30.2
31.0
36.6
28.4
30.2
22.1
26.9
23.1
23.9
28.4
29.5
35.1
24.6
A
22.8
22.8
22.8
24.4
24.4
26.0
26.0
26.0
26.0
26.0
31.3
31.3
31.3
16.2
16.2
16.2
17.2
17.2
17.2
17.2
22.8
22.8
12.9
12.9
13.7
15.3
15.3
15.3
15.3
16.2
B
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
26.5
18.6
18.6
18.6
19.5
19.5
19.5
19.5
22.0
22.0
15.3
15.3
16.1
17.7
17.7
17.7
17.7
18.6
L
41.1
46.7
49.0
46.7
46.9
47.9
49.7
48.1
49.7
57.9
53.4
53.4
62.3
37.0
37.7
43.3
33.0
37.8
38.6
44.2
38.5
40.3
28.7
33.5
29.7
31.3
35.8
36.9
42.5
32.1
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
DK-Lok Tube Fitting
Valves
Gauge Connector (Previously DCG )
DCF-GG
Connects fractional tube to Gauge (Male ISO parallel thread)
Tube O.D.
Part No.
in.
DCF2-4GG 1/8
D mm
3.17
DCF4-2GG 1/4
DCF4-4GG 1/4
DCF4-6GG 1/4
DCF4-8GG 1/4
6.35
6.35
6.35
6.35
DCF5-4GG 5/16 7.93
DCF5-8GG 5/16 7.93
DCF6-4GG 3/8
DCF6-6GG 3/8
9.52
9.52
DCF6-8GG 3/8 9.52
DCF8-4GG 1/2 12.70
DCF8-6GG 1/2 12.70
DCF8-8GG 1/2 12.70
T
PF
E
Min.
E
1
1/4 2.4
1/8 4.82
5.5
-
1/4 4.82
5.5
3/8 4.82
6.5
1/2 4.82
7.0
1/4 5.58
5.5
1/2 7.11
7.0
1/4 5.58
5.5
3/8 6.60
6.5
1/2 7.11
7.0
1/4 5.50
5.5
3/8 6.60
6.5
1/2 7.11
7.0
Width across flat h in.
3/4
9/16
3/4 mm
19.05
14.28
19.05
15/16 23.81
1-1/16 26.98
3/4 19.05
1-1/16 26.98
3/4 19.05
15/16 23.81
1-1/16 26.98
7/8 22.22
15/16 23.81
1-1/16 26.98
11/16
11/16
11/16
7/8
7/8
7/8 in.
7/16
9/16
9/16
9/16
9/16
5/8
5/8
H A B
ι ι
1 mm
11.11
12.70
15.24
28.70
13.00
14.28
15.24
17.78
26.30
12.00
14.28
15.24
17.78
30.22
13.00
14.28
15.24
17.78
30.22
14.22
14.28
15.24
17.78
30.07
18.80
15.87
16.25
18.54
30.98
13.00
15.87
16.25
18.54
33.02
18.80
17.46
16.76
19.30
31.75
12.95
17.46
16.76
19.30
31.24
14.22
17.46
16.76
19.30
34.54
18.80
22.22
22.86
21.84
31.80
13.00
22.22
22.86
21.84
34.29
14.24
22.22
22.86
21.84
38.10
18.80
Connects Metric tube to Gauge (Male ISO parallel thread)
Part No.
DCF3M-4GG
DCF6M-4GG
DCF6M-6GG
DCF6M-8GG
DCF8M-4GG
DCF8M-6GG
DCF8M-8GG
DCF10M-4GG
DCF10M-6GG
DCF10M-8GG
DCF12M-4GG
DCF12M-6GG
DCF12M-8GG
DCF20M-8GG
DCF22M-8GG
Tube O.D.
D
12
20
22
10
10
12
12
8
10
8
8
6
6
3
6
E
Min.
6.5
7.0
5.5
6.5
7.0
7.0
7.0
5.5
6.5
7.0
5.5
2.4
4.8
4.8
4.8
T
PF
3/8
1/2
1/4
3/8
1/2
1/2
1/2
1/4
3/8
1/2
1/4
1/4
1/4
3/8
1/2
E
1
6.5
7.0
5.5
6.5
7.0
7.0
7.0
5.5
6.5
7.0
5.5
5.5
5.5
6.5
7.0
22
24
27
30
30
27
19
24
27
24
27
19
24
Width across flat h H
19
19
12
14
14
14
16
16
22
22
22
32
32
16
19
19
19
A
17.2
17.2
22.8
22.8
22.8
26.0
26.0
12.9
15.3
15.3
15.3
16.2
16.2
16.2
17.2
B
19.5
19.5
22.0
22.0
22.0
22.0
22.0
15.3
17.7
17.7
17.7
18.6
18.6
18.6
19.5
ι
31.2
33.8
31.8
34.3
38.1
44.2
44.2
28.7
30.2
30.2
36.3
31.0
28.7
33.0
31.8
ι
1
19
19
19
14
19
13
14
13
14
19
13
13
13
14
19
L
38.8
41.4
41.9
44.4
48.2
54.3
54.3
35.3
37.6
37.6
43.0
38.5
36.2
40.5
39.4
L
35.31
33.55
37.59
37.59
43.43
38.35
40.38
39.12
38.61
41.91
41.95
44.45
48.26
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
42
43
Valves
Bulkhead Female Connector
DCBF-N
Connects fractional tube to male NPT thread
Part No.
DCBF2-2N
DCBF4-2N
DCBF4-4N
DCBF6-4N
DCBF6-6N
DCBF8-6N
Tube O.D.
D
T
NPT
E
Min.
h h
1
H in.
mm in.
mm in.
mm
A L L
1
Panel
Hole
Drill size in.
mm
1/8 3.17
1/8 2.28 9/16 14.28
1/2 12.70 7/16 11.11 12.70 38.10 24.63 44.70 31.24
8.33
Panel
Max
Thickness
12.70
1/4 6.35
1/8 4.82
5/8 15.87
5/8 15.87 9/16 14.28 15.24 39.62 26.16 46.99 33.52
11.50
1/4 6.35
1/4 4.82
3/4 19.05
5/8 15.87 9/16 14.28 15.24 44.45 26.16 51.81 33.52
11.50
3/8 9.52
1/4 7.11
3/4 19.05
3/4 19.05 11/16 17.46 16.76 47.75 29.46 55.11 36.83
14.68
3/8 9.52
3/8 7.11
7/8 22.22
3/4 19.05 11/16 17.46 16.76 49.41 29.46 56.77 36.83
14.68
1/2 12.70 3/8 10.41 15/16 23.81 15/16 23.81 7/8 22.22 22.86 51.56 31.75 61.72 41.91
19.44
10.16
10.16
11.17
11.17
12.70
DCBF8-8N 1/2 12.70 1/2 10.41 1-1/16 26.98 15/16 23.81 7/8 22.22 22.86 56.38 31.75 66.54 41.91
19.44
DCBF12-12N 3/4 19.05 3/4 15.74 1-1/4 31.75 1-3/16 30.16 1-1/8 28.57 24.38 63.60 38.30 73.51 47.21
25.79
DCBF16-16N 1 25.40
1 22.35 1-5/8 41.27 1-5/8 41.27 1-1/2 38.10 31.24 81.04 45.21 93.23 57.40
33.73
DCBF20-20N 1-1/4 31.75 1-1/4 27.68 1-7/8 47.63 1-7/8 47.63 1-7/8 47.63 41.14 83.49 47.75 105.59 69.85
41.67
DCBF24-24N 1-1/2 38.10 1-1/2 33.90 1-1/4 57.15 2-1/4 57.15 2-1/4 57.15 50.03 87.39 49.27 114.57 76.45
49.61
DCBF32-32N 2 50.80
2 45.97 1-3/4 69.85 2-3/4 69.85
3 76.20 67.56 95.30 56.38 132.63 93.71
57.94
12.70
16.76
19.05
19.05
19.05
19.05
Connects metric tube to male NPT thread
Part No.
DCBF6M-2N
DCBF6M-4N
DCBF8M-4N
DCBF12M-8N
Tube O.D.
D
8
12
6
6
T
NPT
1/8
1/4
1/4
1/2
E
Min.
4.8
4.8
6.3
9.5
h
15.8
19.0
19.0
27.0
h
1
15.8
16.0
17.4
24.0
H
14
14
16
22
A
15.3
15.3
16.2
22.8
39.6
44.4
46.7
56.4
ι ι
L L
1
26.2
46.90
35.00
26.2
51.80
33.60
28.6
53.85
35.55
31.8
66.50
41.90
Panel
Hole
Drill size
11.5
11.5
13.1
19.5
Panel
Max
Thickness
10.2
10.2
11.2
12.7
Valves
DK-Lok Tube Fitting
Female Elbow
DLF-N
Connects fractional tube to male NPT thread
Tube O.D.
Part No.
in.
DLF2-2N
DLF2-4N
DLF3-2N
DLF4-2N
DLF4-4N
DLF4-6N
DLF4-8N
DLF5-2N
DLF5-4N
DLF6-2N
DLF6-4N
DLF6-6N
DLF6-8N
DLF8-4N
DLF8-6N
DLF8-8N
DLF10-6N
DLF10-8N
5/8
5/8
DLF12-8N 3/4
DLF12-12N 3/4
DLF14-12N 7/8
DLF16-12N
DLF16-16N
1
1
5/16
3/8
3/8
3/8
3/8
1/2
1/2
1/2
1/8
1/8
3/16
1/4
1/4
1/4
1/4
5/16
D mm
7.93
9.52
9.52
9.52
9.52
12.70
12.70
12.70
3.17
3.17
4.76
6.35
6.35
6.35
6.35
7.93
15.87
15.87
19.05
19.05
22.22
25.40
25.40
T
NPT
1/2
1/4
3/8
1/2
1/4
1/8
1/4
3/8
1/4
3/8
1/2
1/8
1/8
1/4
1/8
1/8
3/8
1/2
1/2
3/4
3/4
3/4
1
E
Min.
in.
6.35
7.11
7.11
7.11
7.11
10.41
10.41
10.41
2.28
2.28
3.04
4.82
4.82
4.82
4.82
6.35
12.70
12.70
15/16
1
15.74
1-1/16
15.74
18.28
22.35
1-3/8
1-3/8
1-3/8
22.35
1-11/16
11/16
5/8
11/16
13/16
1
13/16
13/16
1
1/2
11/16
1/2
1/2
11/16
13/16
1
9/16 h
Width across flat mm
17.46
15.87
17.46
20.64
25.40
20.64
20.64
25.40
12.70
17.46
12.70
12.70
17.46
20.64
25.40
14.28
23.81
25.40
26.98
34.92
34.92
34.92
42.86
in.
5/8
11/16
11/16
11/16
11/16
7/8
7/8
7/8
7/16
7/16
1/2
9/16
9/16
9/16
9/16
5/8
1
1
1-1/8
1-1/8
1-1/4
1-1/2
1-1/2
H mm
15.87
17.46
17.46
17.46
17.46
22.22
22.22
22.22
11.11
11.11
12.70
14.28
14.28
14.28
14.28
15.87
25.40
25.40
28.58
28.58
31.75
38.10
38.10
Connects metric tube to male NPT thread
Part No.
DLF6M-2N
DLF6M-4N
DLF6M-6N
DLF6M-8N
DLF8M-2N
DLF8M-4N
DLF8M-8N
DLF10M-2N
DLF10M-4N
DLF10M-6N
DLF10M-8N
DLF12M-4N
DLF12M-6N
DLF12M-8N
DLF16M-8N
Tube O.D.
D
12
12
16
10
10
10
12
8
10
8
8
6
6
6
6
T
NPT
1/4
3/8
1/2
1/4
3/8
1/2
1/2
1/8
1/4
1/2
1/8
1/8
1/4
3/8
1/2
E
Min.
7.9
7.9
7.9
9.5
9.5
9.5
12.7
6.4
6.4
6.4
7.9
4.8
4.8
4.8
4.8
Width across flat h
17.46
20.64
25.40
20.64
20.64
25.40
26.98
12.70
17.46
20.64
25.40
15.87
17.46
25.40
17.46
H
22
22
25
19
19
19
22
16
16
16
19
14
14
14
14
A
17.2
17.2
17.2
22.8
22.8
22.8
24.4
15.3
15.3
15.3
15.3
16.2
16.2
16.2
17.2
B
19.5
19.5
19.5
22.0
22.0
22.0
22.0
17.7
17.7
17.7
17.7
18.6
18.6
18.6
19.5
A B
ι
L
12.70
15.24
12.70
15.24
13.71
16.00
15.24
17.78
15.24
17.78
15.24
17.78
15.24
17.78
16.25
18.54
16.25
18.54
16.76
19.30
16.76
19.30
16.76
19.30
23.11
23.11
23.87
25.90
16.76
19.30
22.86
21.84
28.70
25.90
22.86
21.84
25.90
22.86
21.84
28.70
18.03
20.82
18.79
19.55
22.35
24.38
27.17
21.33
24.38
21.84
27.94
24.38
21.84
29.71
24.38
21.84
29.71
24.38
21.84
34.54
25.90
21.84
31.24
26.41
31.24
26.41
38.10
39.87
39.87
44.70
34.54
44.70
36.83
49.02
41.40
50.29
30.48
30.48
31.24
33.27
36.06
36.06
36.06
38.86
24.63
27.43
25.40
26.92
29.71
31.75
34.54
28.70
L
1
22.35
19.05
22.35
22.35
28.44
22.35
22.35
28.44
19.05
22.35
19.05
19.05
22.35
22.35
28.44
19.05
22.35
28.44
28.44
31.75
31.75
31.75
38.10
ι
25.9
25.9
28.7
25.9
25.9
28.7
29.7
19.6
22.4
24.4
27.2
23.1
23.1
28.0
23.9
L
33.5
33.5
36.1
36.0
36.2
38.8
39.5
27.0
29.8
31.7
34.6
29.9
30.6
35.2
31.5
L
1
22.35
22.40
28.40
22.40
22.35
28.40
28.40
19.00
22.40
22.40
28.40
19.00
22.40
28.40
19.00
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
44
Valves
Female Run Tee
DTRF-N
45
DTRF2-2N
DTRF2-4N
DTRF3-2N
DTRF4-2N
DTRF4-4N
DTRF4-6N
DTRF4-8N
DTRF5-2N
DTRF5-4N
DTRF6-2N
DTRF6-4N
DTRF6-6N
DTRF6-8N
DTRF8-4N
DTRF8-6N
DTRF8-8N
DTRF10-6N
DTRF10-8N
DTRF12-8N
DTRF12-12N
DTRF14-12N
DTRF16-12N
DTRF16-16N
Connects fractional tube to male NPT thread
Part No.
Tube O.D.
D
5/16
5/16
3/8
3/8
3/8
3/8
1/2
1/2 in.
1/8
1/8
3/16
1/4
1/4
1/4
1/4
3/4
7/8
1
1
1/2
5/8
5/8
3/4
7.94
7.94
9.52
9.52
9.52
9.52
12.70
12.70
mm
3.17
3.17
4.76
6.35
6.35
6.35
6.35
12.70
15.87
15.87
19.05
19.05
22.22
25.40
25.40
T
NPT
1/2
1/4
3/8
1/2
1/4
1/8
1/4
3/8
1/4
3/8
1/2
1/8
1/8
1/4
1/8
1/8
3/8
1/2
1/2
3/4
3/4
3/4
1
E
Min.
2.28
2.28
3.04
4.82
4.82
4.82
4.82
6.35
6.35
7.11
7.11
6.35
7.11
in.
1/2
11/16
1/2
1/2
12.70
12.70
11/16 17.46
13/16 20.64
1 25.40
14.28
1 h
Width across flat mm
12.70
17.46
10.41
13/16 20.64
in.
7/16
7/16
1/2
9/16
9/16
9/16
9/16
H A B
ι
L L
1 mm
11.11
12.70
15.24
18.03
24.63
19.05
11.11
12.70
15.24
20.82
27.43
22.35
12.70
13.71
16.00
18.79
25.40
19.05
14.28
15.24
17.78
19.55
26.92
19.05
14.28
15.24
17.78
22.86
29.71
22.35
9/16
11/16 17.46
5/8
5/8
14.28
15.24
17.78
24.38
31.75
22.35
14.28
15.24
17.78
27.17
34.54
28.44
15.87
15.87
16.25
16.25
18.54
18.54
21.33
23.11
28.70
30.48
19.05
22.35
5/8 15.87
11/16 17.46
16.76
19.30
23.11
30.48
19.05
11/16 17.46
11/16 17.46
16.76
19.30
23.87
31.24
22.35
13/16 20.64
11/16 17.46
16.76
19.30
25.90
33.27
22.35
25.40
11/16 17.46
16.76
19.30
28.70
36.06
28.44
10.41
13/16 20.64
10.41
12.70
1
1
15.74
1-3/8
18.28
1-3/8
25.40
12.70
15/16 23.81
25.40
15.74
1-1/16 26.98
1-1/8
34.92
34.92
7/8
7/8
7/8
1
1
1-1/8
1-1/4
22.35
1-3/8 34.92
1-1/2
22.35
1-1/16 42.86
1-1/2
22.22
22.86
21.84
25.90
36.06
22.35
22.22
22.86
21.84
25.90
36.06
22.35
22.22
22.86
21.84
29.71
39.87
28.44
25.40
24.38
21.84
27.94
38.10
22.35
25.40
24.38
21.84
28.70
38.86
28.44
28.58
24.38
21.84
29.71
39.87
28.44
28.58
24.38
21.84
34.54
44.70
31.75
31.75
31.75
21.84
34.54
44.70
31.75
38.10
38.10
26.41
36.83
49.02
31.75
38.10
38.10
26.41
41.40
50.29
38.10
Connects metric tube to male NPT thread
Part No.
DTRF6M-2N
DTRF6M-4N
DTRF6M-6N
DTRF6M-8N
DTRF8M-2N
DTRF8M-4N
DTRF8M-6N
DTRF8M-8N
DTRF10M-2N
DTRF10M-4N
DTRF10M-6N
DTRF10M-8N
DTRF12M-4N
DTRF12M-6N
DTRF12M-8N
DTRF16M-8N
Tube O.D.
D
12
12
12
16
10
10
10
10
8
8
8
8
6
6
6
6
T
NPT
1/4
3/8
1/2
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
E
Min.
9.5
9.5
9.5
12.7
7.9
7.9
7.9
7.9
6.4
6.4
6.4
6.4
4.8
4.8
4.8
4.8
15.87
17.46
20.64
25.40
20.64
20.64
20.64
25.40
20.64
20.64
25.40
25.40
Width across flat h
12.70
17.46
20.64
25.40
H
14
16
16
16
19
14
14
14
16
22
22
25
19
19
19
22
A
17.2
17.2
17.2
17.2
22.8
22.8
22.8
24.4
15.3
15.3
15.3
15.3
16.2
16.2
16.2
16.2
B
19.5
19.5
19.5
19.5
22.0
22.0
22.0
22.0
17.7
17.7
17.7
17.7
18.6
18.6
18.6
18.6
ι
23.9
25.9
25.9
26.2
25.9
25.9
29.7
29.7
19.6
22.4
24.4
27.2
23.1
23.1
25.2
28.0
L
31.5
33.6
33.6
33.6
36.0
36.0
40.0
40.0
27.0
29.8
31.7
34.5
29.9
30.6
32.4
35.2
L
1
19.00
22.40
22.40
28.40
22.40
22.40
28.40
28.40
19.00
22.40
22.40
28.40
19.00
22.40
22.40
28.40
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
DK-Lok Tube Fitting
Valves
Female Branch Tee
DTBF-N
DTBF2-2N
DTBF2-4N
DTBF3-2N
DTBF4-2N
DTBF4-4N
DTBF4-6N
DTBF4-8N
DTBF5-2N
DTBF5-4N
DTBF6-2N
DTBF6-4N
DTBF6-6N
DTBF6-8N
DTBF8-4N
DTBF8-6N
DTBF8-8N
DTBF10-6N
DTBF10-8N
DTBF12-8N
DTBF12-12N
DTBF14-12N
DTBF16-12N
DTBF16-16N
Connects fractional tube to male NPT thread
Part No.
Tube O.D.
D
5/16
5/16
3/8
3/8
3/8
3/8
1/2
1/2 in.
1/8
1/8
3/16
1/4
1/4
1/4
1/4
3/4
7/8
1
1
1/2
5/8
5/8
3/4
7.94
7.94
9.52
9.52
9.52
9.52
12.70
12.70
mm
3.17
3.17
4.76
6.35
6.35
6.35
6.35
12.70
15.87
15.87
19.05
19.05
22.22
25.40
25.40
T
NPT
1/2
1/4
3/8
1/2
1/4
1/8
1/4
3/8
1/4
3/8
1/2
1/8
1/8
1/4
1/8
1/8
3/8
1/2
1/2
3/4
3/4
3/4
1
E
Min.
2.28
2.28
3.04
4.82
4.82
4.82
4.82
6.35
6.35
7.11
7.11
6.35
7.11
in.
1/2
11/16
1/2
1/2
12.70
12.70
11/16 17.46
13/16 20.64
1 25.40
14.28
1 h
Width across flat mm
12.70
17.46
10.41
13/16 20.64
in.
7/16
7/16
1/2
9/16
9/16
9/16
9/16
H A B
ι
L L
1 mm
11.11
12.70
15.24
18.03
24.38
19.05
11.11
12.70
15.24
20.82
27.43
22.35
12.70
13.71
16.00
18.79
25.40
19.05
14.28
15.24
17.78
19.55
26.92
19.05
14.28
15.24
17.78
22.35
29.71
22.35
9/16
11/16 17.46
5/8
5/8
14.28
15.24
17.78
24.38
31.75
22.35
14.28
15.24
17.78
27.17
34.54
28.44
15.87
15.87
16.25
16.25
18.54
18.54
21.33
23.11
28.70
30.48
19.05
22.35
5/8 15.87
11/16 17.46
16.76
19.30
23.11
30.48
19.05
11/16 17.46
11/16 17.46
16.76
19.30
23.87
31.24
22.35
13/16 20.64
11/16 17.46
16.76
19.30
25.90
33.27
22.35
25.40
11/16 17.46
16.76
19.30
28.70
36.06
28.44
10.41
13/16 20.64
10.41
1 25.40
12.70
15/16 23.81
12.70
1 25.40
15.74
1-1/16 26.98
15.74
1-3/8 34.92
18.28
1-3/8 34.92
7/8
7/8
7/8
1
22.22
22.86
21.84
25.90
36.06
22.35
22.22
22.86
21.84
25.90
36.06
22.35
22.22
22.86
21.84
29.71
39.87
28.44
25.40
24.38
21.84
27.94
38.10
22.35
1 25.40
24.38
21.84
28.70
38.86
28.44
1-1/8 28.58
24.38
21.84
29.71
39.87
28.44
1-1/8 28.58
24.38
21.84
34.54
44.70
31.75
1-1/4 31.75
25.90
21.84
34.54
44.70
31.75
22.35
1-3/8 34.92
1-1/2 38.10
31.24
26.41
36.83
49.02
31.75
22.35
1-11/16 42.86
1-1/2 38.10
31.24
26.41
41.40
53.59
38.10
DTBF6M-2N
DTBF6M-4N
DTBF6M-6N
DTBF6M-8N
DTBF8M-2N
DTBF8M-4N
DTBF8M-6N
DTBF8M-8N
DTBF10M-2N
DTBF10M-4N
DTBF10M-6N
DTBF10M-8N
DTBF12M-4N
DTBF12M-6N
DTBF12M-8N
DTBF16M-8N
Connects metric tube to male NPT thread
Part No.
Tube O.D.
D
12
12
12
16
10
10
10
10
8
8
8
8
6
6
6
6
T
NPT
1/4
3/8
1/2
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
1/8
1/4
3/8
1/2
E
Min.
9.5
9.5
9.5
12.7
7.9
7.9
7.9
9.5
6.4
6.4
6.4
6.4
4.8
4.8
4.8
4.8
Width across flat h
17.50
20.64
20.64
25.40
20.64
20.64
25.40
25.40
12.70
17.46
20.64
25.40
15.87
17.46
20.64
25.40
H
22
22
22
25
19
19
19
19
16
16
16
16
14
14
14
14
A
17.2
17.2
17.2
17.2
22.8
22.8
22.8
24.4
15.3
15.3
15.3
15.3
16.2
16.2
16.2
16.2
B
19.5
19.5
19.5
19.5
22.0
22.0
22.0
22.0
17.7
17.7
17.7
17.7
18.6
18.6
18.6
18.6
ι
23.9
25.9
25.9
26.2
25.9
25.9
29.7
29.7
19.6
22.4
24.4
27.2
23.1
23.1
25.2
28.0
L
31.5
33.5
33.5
33.6
36.0
36.0
40.0
40.0
27.0
29.8
31.7
34.5
29.9
30.6
32.4
35.2
L
1
19.00
22.40
22.40
22.40
22.40
22.40
28.70
28.70
19.00
22.40
22.40
28.40
19.00
22.40
22.40
28.40
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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46
Valves
Reducer
DR
47
DR4-10
DR4-12
DR5-6
DR5-8
DR6-4
DR6-6
DR6-8
DR6-10
DR6-12
DR8-4
DR8-6
DR8-8
DR8-10
DR8-12
DR8-16
DR10-12
DR10-14
DR10-16
DR12-8
DR12-16
DR16-20
DR16-24
DR16-32
DR20-24
DR20-32
DR24-32
DR3-2
DR3-4
DR4-2
DR4-3
DR4-4
DR4-5
DR4-6
DR4-8
DR1-2
DR1-4
DR2-1
DR2-2
DR2-3
DR2-4
DR2-6
DR2-8
Connects fractional tube to fractional DK-Lok port
Part No.
Tube O.D.
D
1
9.52
9.52
12.70
12.70
12.70
12.70
12.70
12.70
6.35
6.35
6.35
7.93
7.93
9.52
9.52
9.52
3.17
4.76
4.76
6.35
6.35
6.35
6.35
6.35
mm
1.59
1.59
3.17
3.17
3.17
3.17
3.17
15.87
15.87
15.87
19.05
3/4
7/8
1
1/2
19.05
22.22
25.40
12.70
19.05
1 25.40
25.40
1-1/4 31.75
25.40
1-1/2 38.10
25.40
D
1/2
1/2
1/2
1/2
3/8
3/8
1/2
1/2
1/4
1/4
1/4
5/16
5/16
3/8
3/8
3/8
3/4
1
1
1
5/8
5/8
5/8
3/4
1/8
3/16
3/16
1/4
1/4
1/4
1/4
1/4 in.
1/16
1/16
1/8
1/8
1/8
1/8
1/8
2 50.80
1-1/4 31.75
1-1/2 38.10
1-1/4 31.75
1-1/2 38.10
2
2
50.80
50.80
1/2
5/8
3/4
1
5/8
3/4
1/4
3/8
1/2
1/4
3/8
1/2
1/2
5/8
3/4
3/8
1/2
1/8
1/4
1/8
3/16
1/4
5/16
3/8 in.
1/8
1/4
1/16
1/8
3/16
1/4
3/8
15.87
19.05
6.35
9.52
12.70
15.87
19.05
25.40
12.70
15.87
19.05
9.52
12.70
6.35
9.52
12.70
12.70
3.17
6.35
3.17
4.76
6.35
7.93
9.52
mm
3.17
6.35
1.59
3.17
4.76
6.35
9.52
E
Min.
7.11
4.82
7.11
9.90
10.41
10.41
10.41
12.70
4.82
4.82
6.35
6.35
4.82
7.11
7.11
7.11
12.70
12.70
9.90
15.74
22.35
22.35
22.35
27.68
27.68
34.03
2.03
3.04
2.03
3.04
4.82
4.82
4.82
4.82
1.27
1.27
1.76
2.03
2.28
2.28
2.28
2.28
h
Width across flat
17.46
20.64
20.64
20.64
20.64
20.64
20.64
26.98
14.28
17.46
20.64
14.28
14.28
15.87
15.87
15.87
14.28
11.11
11.11
12.70
12.70
12.70
12.70
12.70
mm
7.93
7.93
11.11
11.11
11.11
11.11
11.11
23.81
23.81
26.98
26.98
26.98
34.93
41.28
53.98
47.63
47.63
57.15
11/16
11/16
7/8
7/8
7/8
7/8
7/8
7/8
9/16
9/16
9/16
5/8
5/8
11/16
11/16
11/16
7/16
1/2
1/2
9/16
9/16
9/16
9/16
9/16 in.
5/16
5/16
7/16
7/16
7/16
7/16
7/16
1
1
1
1-1/8
1-1/8
1-1/2
1-1/2
1-1/2
1-7/8
1-7/8
2-1/4
11/16
13/16
13/16
13/16
13/16
13/16
13/16
1-1/16
9/16
11/16
13/16
9/16
9/16
5/8
5/8
5/8
9/16
7/16
7/16
1/2
1/2
1/2
1/2
1/2 in.
5/16
5/16
7/16
7/16
7/16
7/16
7/16
15/16
15/16
1-1/16
1-1/16
1-1/16
1-3/8
1-5/8
2-1/8
1-7/8
1-7/8
2-1/4
H
17.46
17.46
22.22
22.22
22.22
22.22
22.22
22.22
14.28
14.28
14.28
15.87
15.87
17.46
17.46
17.46
11.11
12.70
12.70
14.28
14.28
14.28
14.28
14.28
mm
7.93
7.93
11.11
11.11
11.11
11.11
11.11
25.40
25.40
25.40
28.57
28.57
38.10
38.10
38.10
57.15
76.20
76.20
A
16.76
22.86
22.86
22.86
22.86
22.86
22.86
24.38
15.24
15.24
16.25
16.25
16.76
16.76
16.76
16.76
24.38
24.38
24.38
24.38
31.24
31.24
31.24
41.14
41.14
50.03
13.71
13.71
15.24
15.24
15.24
15.24
15.24
15.24
8.63
8.63
12.70
12.70
12.70
12.70
12.70
12.70
B
ι
L
19.30
21.84
21.84
21.84
21.84
21.84
21.84
21.84
17.78
17.78
18.54
18.54
19.30
19.30
19.30
19.30
16.00
16.00
17.78
17.78
17.78
17.78
17.78
17.78
10.92
10.92
15.24
15.24
15.24
15.24
15.24
15.24
21.84
21.84
21.84
21.84
26.41
26.41
38.86
45.97
50.80
44.45
52.32
68.32
76.96
26.41
100.33
112.52
82.04
56.13
60.96
54.61
62.48
80.51
89.15
104.14
38.86
103.12
125.22
45.21
104.14
131.31
42.92
34.79
36.57
42.16
43.68
43.68
50.03
44.45
40.64
40.38
34.54
40.13
34.03
35.81
41.14
42.92
28.19
30.48
29.46
30.22
31.75
32.51
33.27
38.86
25.40
27.68
22.35
26.92
27.68
29.46
30.98
37.59
50.29
44.95
46.73
52.32
53.84
53.84
60.19
54.61
48.00
47.75
41.91
47.49
41.40
43.18
45.81
50.29
34.79
37.08
36.83
37.59
39.11
39.87
40.64
46.22
29.21
31.49
28.95
33.52
34.29
36.06
37.59
44.19
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Connects metric tube to fractional DK-Lok port
Part No.
DR2M-2
DR3M-2
DR3M-4
DR4M-4
DR6M-2
DR6M-4
DR6M-5
DR6M-6
DR6M-8
DR8M-6
DR8M-8
DR10M-6
DR10M-8
DR12M-8
DR12M-12
DR18M-12
DR18M-16
DR25M-16
D
10
12
12
18
6
8
8
10
18
25
6
6
6
6
3
4
2
3
Tube O.D.
D
1 in.
1/8
1/8
1/4
1/4
1/8
1/4
5/16
3/8
1/2
3/8
1/2
3/8
1/2
1/2
3/4
3/4
1
1
9.52
12.70
9.52
12.70
9.52
12.70
12.70
19.05
mm
3.17
3.17
6.35
6.35
3.18
6.35
7.93
19.05
25.40
25.40
DR12M-6M
DR12M-10M
DR12M-16M
DR12M-18M
DR12M-20M
DR12M-22M
DR12M-25M
DR16M-12M
DR18M-12M
DR18M-16M
DR18M-20M
DR18M-22M
DR18M-25M
DR20M-16M
DR20M-18M
DR20M-22M
DR2M-3M
DR3M-4M
DR3M-6M
DR3M-10M
DR4M-6M
DR6M-3M
DR6M-8M
DR6M-10M
DR6M-12M
DR8M-6M
DR8M-10M
DR8M-12M
DR10M-6M
DR10M-12M
DR10M-15M
DR10M-18M
DR20M-25M
DR22M-18M
DR22M-20M
DR22M-25M
DR25M-18M
DR25M-20M
Connects metric tube to metric DK-Lok port
Part No.
Tube O.D.
D
1
25
16
18
22
12
16
20
22
20
22
25
12
6
10
16
18
25
18
20
25
18
20
6
12
15
18
12
6
10
12
6
3
8
10
3
4
6
10
D
18
20
20
20
18
18
18
18
12
12
12
16
12
12
12
12
20
22
22
22
25
25
10
10
10
10
8
8
6
8
6
6
4
6
3
3
2
3
E
Min.
9.1
12.7
15.1
15.1
15.1
12.7
13.9
15.8
9.5
9.5
9.5
9.1
4.6
7.7
9.5
9.5
15.8
13.9
15.1
18.3
13.9
15.1
4.6
7.9
7.9
7.9
4.8
4.6
6.4
6.4
2.4
1.8
4.8
4.8
1.7
2.4
2.4
2.4
E
Min.
4.8
6.4
6.4
7.1
7.9
9.5
9.5
15.1
15.1
20.2
2.0
4.8
4.8
4.8
1.7
2.0
2.4
2.4
Width across flat h
27
30
30
30
27
27
27
27
22
24
27
24
22
22
22
22
30
30
30
30
35
35
18
18
18
19
14
15
15
15
12
14
14
14
12
12
12
12
H
30
32
32
32
30
30
30
30
22
22
22
25
22
22
22
22
32
32
32
32
38
38
19
19
19
19
14
16
16
16
12
14
14
14
12
12
12
12
Width across flat h H
18
22
22
27
14
15
15
18
27
35
14
14
14
14
12
12
12
12
19
22
22
30
14
16
16
19
30
38
14
14
14
14
12
12
12
12
A
24.4
24.4
24.4
24.4
24.4
26.0
26.0
26.0
22.8
22.8
22.8
22.8
22.8
22.8
22.8
24.4
26.0
26.0
26.0
26.0
31.3
31.3
15.3
16.2
16.2
16.2
17.2
17.2
17.2
17.2
12.9
12.9
12.9
12.9
13.7
15.3
15.3
15.3
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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A
15.3
16.2
16.2
17.2
17.2
22.8
22.8
24.4
24.4
31.3
12.9
12.9
12.9
13.7
15.3
15.3
15.3
15.3
B
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
26.5
17.7
18.6
18.6
18.6
19.5
19.5
19.5
19.5
15.3
15.3
15.3
15.3
16.1
17.7
17.7
17.7
B
17.7
18.6
18.6
19.5
19.5
22.0
22.0
22.0
22.0
26.5
15.3
15.3
15.3
16.1
17.7
17.7
17.7
17.7
ι
44.5
46.0
47.5
47.5
52.3
47.8
47.8
49.3
34.8
36.6
43.7
43.7
46.0
46.0
52.3
42.9
54.1
47.8
49.3
54.1
50.8
52.3
38.9
32.8
34.5
40.1
34.8
42.2
43.7
43.7
26.9
28.4
29.5
31.8
30.5
29.5
32.5
33.3
ι
38.9
34.5
40.1
36.6
42.2
42.2
43.7
46.0
52.3
57.2
26.9
26.9
29.5
30.5
29.5
31.8
32.5
33.3
L
54.6
56.1
57.6
57.6
62.4
57.9
57.9
59.4
44.9
46.7
53.8
53.8
56.1
56.1
62.4
53.0
64.2
57.9
59.4
64.2
63.1
64.6
46.3
40.3
42.0
47.6
42.4
49.8
51.3
51.3
35.3
35.0
36.1
38.4
37.1
36.9
39.9
40.7
L
46.3
42.0
47.6
44.2
49.8
52.3
53.8
56.1
62.4
69.5
33.5
33.5
36.1
37.1
36.9
39.2
39.9
40.7
48
Valves
Bulkhead Adapter
DAB
The bulkhead adapter is useful to help set a direction through panelconstruction.
Connects fractional tube to fractional DK-Lok port
Part No.
Tube O.D.
D
E
Min.
Width across flat h H mm in.
A
ι ι
1
ι
2
L L
1 in.
mm in.
mm
DAB2-2
DAB4-4
DAB6-6
DAB8-8
DAB10-10
DAB16-16
1/8 3.17
2.03
1/2 12.70
7/16 11.11 12.70
42.92
24.63
13.45
49.53
31.24
1/4 6.35
4.82
5/8 15.87
9/16 14.28 15.24
48.51
26.16
15.74
55.88
33.52
3/8 9.52
7.11
3/4 19.05 11/16 17.46 16.76
53.84
29.46
17.50
61.21
36.83
1/2 12.70 10.41 15/16 23.81
7/8 22.22 22.86
62.73
31.75
23.11
72.89
41.91
5/8
1
15.87 12.70 1-1/16 26.98
1 25.40 24.38
65.02
32.51
24.70
75.18
42.67
25.40 20.32 1-5/8 41.28 1-1/2 38.10 31.24
88.13
45.21
31.70 100.33 57.40
DAB20-20 1-1/4 31.75 27.68 1-7/8 47.63 1-7/8 47.63 41.14 102.07 47.75
40.00 124.17 69.85
DAB24-24 1-1/2 38.10 34.03 2-1/4 57.15 2-1/4 57.15 50.03 118.33 49.27
51.50 145.51 76.45
DAB32-32 2 50.80 45.97 2-3/4 69.85
3 76.20 67.56 148.79 56.38
68.40 185.82 93.71
Panel
Hole
Drill size
8.33
11.50
14.68
19.44
22.62
33.73
41.67
49.61
57.94
Panel
Max
Thickness
12.70
10.16
11.17
12.70
12.70
19.05
19.05
19.05
19.05
Male Adapter
DAM-N
Connects metric DK-Lok port to female NPT thread
Part No.
DAM3M-2N
DAM6M-2N
DAM6M-4N
DAM8M-4N
DAM10M-4N
DAM10M-6N
DAM10M-8N
DAM12M-4N
DAM12M-6N
DAM12M-8N
DAM18M-8N
DAM18M-12N
DAM28M-16N
DAM28M-20N
DAM32M-20N
DAM38M-24N
18
18
28
28
10
12
12
12
32
38
Tube O.D.
D
3
6
6
8
10
10
1/2
1/4
3/8
1/2
1/2
3/4
1
1-1/4
1-1/4
1-1/2
1/4
1/4
1/4
3/8
T
PT
1/8
1/8
11.9
7.1
9.1
11.9
11.9
15.9
22.2
23.8
27.4
33.3
E
Min.
4.0
4.6
4.6
6.3
7.7
7.7
7.7
9.1
9.1
9.1
13.9
13.9
-
-
-
-
E
1
Min.
1.8
4.6
4.6
6.3
7.7
7.7
49
Width across flat h
12
12
14
14
14
17
22
27
35
46
22
14
17
22
46
55
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
ι
23.10
23.10
24.60
24.60
31.70
31.70
40.00
51.50
13.15
15.70
15.70
16.80
17.50
17.50
17.50
23.10
L
46.5
51.8
53.2
53.2
74.7
76.2
81.0
92.2
29.4
32.8
38.1
39.1
39.9
40.6
45.2
46.5
www.dklok.com
Valves
DK-Lok Tube Fitting
Male Adapter
DAM-N
Connects fractional DK-Lok port to female NPT thread
Part No.
DAM2-2N
DAM2-4N
DAM3-2N
DAM3-4N
DAM4-2N
DAM4-4N
DAM4-6N
DAM4-8N
DAM5-2N
DAM5-4N
DAM6-2N
DAM6-4N
DAM6-6N
DAM6-8N
DAM8-4N
DAM8-6N in.
Tube O.D.
D mm
5/16
5/16
3/8
3/8
3/8
3/8
1/2
1/2
1/8
1/8
3/16
3/16
1/4
1/4
1/4
1/4
7.93
7.93
9.52
9.52
9.52
9.52
12.70
12.70
3.17
3.17
4.76
4.76
6.35
6.35
6.35
6.35
T
NPT
3/8
1/2
1/4
3/8
1/8
1/4
1/8
1/4
1/8
1/4
3/8
1/2
1/8
1/4
1/8
1/4
E
Min.
2.28
6.35
4.82
7.11
7.93
11.90
6.35
7.93
2.28
6.35
3.04
6.35
4.57
6.35
7.93
11.90
DK-Lok Tube Stub Adapter eliminates alignment problems.
E
1
6.35
6.35
7.11
7.11
7.11
7.11
9.90
9.90
1.77
1.77
3.04
3.04
4.57
4.57
4.57
4.57
in.
7/16
9/16
7/16
9/16
11/16
7/8
9/16
11/16
7/16
9/16
7/16
9/16
7/16
9/16
11/16
7/8 h mm
11.11
14.28
11.11
14.28
17.46
22.22
14.28
17.46
11.11
14.28
11.11
14.28
11.11
14.28
17.46
22.22
ι
16.80
16.80
17.50
17.50
17.50
17.50
23.20
23.20
13.45
13.45
14.20
14.20
15.75
15.75
15.75
15.75
L
32.76
38.10
33.50
38.90
39.60
45.20
44.50
45.20
29.50
34.80
30.22
35.56
31.80
37.08
37.84
43.43
1
In the direction shown the female port is required to connect with tubing.
2
The male elbow is positioning in the wrong direction.
3
To eliminate the problem, use a male adapter into the female port.
4
Installation instruction.
1. Insert the tube stub end into the DK-Lok port
• Make sure that the tube stub end bottoms on the fitting body shoulder.
2. Spanner-tighten the nut 1 1/4 turns beyond the
• Tighten the nut 3/4 turn for 1/8, and 3/16 in.; 3, and 4 mm Tube Fittings.
Note: For re-use, see re-assembly instruction.
www.dklok.com
50
Valves
Male Adapter
DAM-R
Connects fractional DK-Lok port to female ISO tapered thread
Part No.
DAM2-2R
DAM2-4R
DAM4-2R
DAM4-4R
DAM4-6R
DAM6-4R
DAM6-6R
DAM6-8R
DAM8-4R
DAM8-6R
DAM8-8R
DAM8-12R
DAM12-8R
DAM12-12R
Tube O.D.
D in.
mm
1/4
3/8
3/8
3/8
1/8
1/8
1/4
1/4
1/2 12.70
1/2 12.70
1/2 12.70
1/2 12.70
3/4 19.05
3/4 19.05
3.17
3.17
6.35
6.35
6.35
9.52
9.52
9.52
T
PT
1/4
3/8
1/2
3/4
1/2
3/4
3/8
1/4
3/8
1/2
1/8
1/4
1/8
1/4
E
Min.
7.11
10.41
12.70
15.74
12.70
14.98
4.57
7.11
4.57
7.11
10.41
7.11
10.41
12.70
E
1
9.90
9.90
9.90
9.90
14.98
14.98
1.77
1.77
4.57
4.57
4.57
7.11
7.11
7.11
in.
Width across flat h mm
9/16
11/16
7/8
1-1/16
7/8
1-1/16
7/16
9/16
7/16
9/16
11/16
9/16
11/16
7/8
14.28
17.46
22.22
26.98
22.22
26.98
11.11
14.28
11.11
14.28
17.46
14.28
17.46
22.22
Connects metric DK-Lok port to female ISO tapered thread
Part No.
DAM3M-2R
DAM6M-2R
DAM6M-4R
DAM8M-4R
DAM10M-4R
DAM10M-6R
DAM10M-8R
DAM12M-4R
DAM12M-6R
DAM12M-8R
DAM18M-8R
DAM18M-12R
DAM25M-16R
DAM28M-16R
DAM28M-20R
DAM30M-20R
DAM32M-20R
DAM38M-24R
Tube O.D.
D
25
28
28
30
12
12
18
18
32
38
10
10
10
12
6
8
3
6
T
PT
3/8
1/2
1/2
3/4
1
1
1-1/4
1-1/4
1-1/4
1-1/2
1/4
3/8
1/2
1/4
1/8
1/8
1/4
1/4
E
Min.
9.1
11.9
11.9
15.9
19.8
22.2
23.8
24.6
27.4
33.3
7.7
7.7
11.9
7.1
4.0
4.6
4.6
6.3
E
1
9.1
9.1
13.9
13.9
19.8
-
-
-
-
-
7.7
7.7
7.7
9.1
1.8
4.6
4.6
6.3
Width across flat h
35
35
46
46
17
22
22
27
46
55
14
17
22
14
12
12
14
14
51 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
ι
23.10
23.10
23.10
23.10
24.70
24.70
13.45
13.45
15.75
15.75
15.75
17.50
17.50
17.50
ι
23.10
23.10
24.60
24.60
31.70
31.70
31.70
40.60
40.00
51.50
13.15
15.70
15.70
16.80
17.50
17.50
17.50
23.10
L
44.50
45.20
50.50
50.70
52.30
52.30
29.50
34.80
31.80
37.08
37.84
38.90
39.60
45.20
L
46.5
51.8
53.2
53.2
66.0
74.7
76.2
80.0
81.0
92.2
29.4
32.8
38.1
39.1
39.9
40.6
45.2
46.5
www.dklok.com
DK-Lok Tube Fitting
Valves
Male Adapter
DAM-G
Connects fractional DK-Lok port to female ISO parallel thread
Part No.
DAM2-2G
DAM2-4G
DAM4-2G
DAM4-4G
DAM6-4G
DAM6-6G
DAM8-4G
DAM8-6G
DAM8-8G
DAM12-12G
DAM16-16G
1/2
1/2
1/2
3/4
1
1/4
1/4
3/8
3/8
Tube O.D.
D in.
mm
1/8
1/8
3.17
3.17
6.35
6.35
9.52
9.52
12.70
12.70
12.70
19.05
25.40
T
PF
1/4
3/8
1/4
3/8
1/8
1/4
1/8
1/4
1/2
3/4
1
E
Min.
4
6.4
4.57
4.57
5.9
7.11
5.9
7.9
11.9
14.98
20.06
E
1
1.77
1.77
4.57
4.57
7.1
7.11
9.9
9.9
9.9
14.98
20.06
Connects metric DK-Lok port to female ISO parallel thread
Part No.
DAM6M-2G
DAM6M-4G
DAM8M-4G
DAM10M-4G
DAM10M-6G
DAM10M-8G
DAM12M-4G
DAM12M-6G
DAM12M-8G
DAM18M-8G
DAM18M-12G
DAM22M-12G
DAM25M-16G
DAM28M-16G
DAM28M-20G
DAM30M-20G
DAM32M-20G
DAM38M-24G
Tube O.D.
D
25
28
28
30
12
18
18
22
32
38
10
10
12
12
8
10
6
6
T
PF
1/2
1/2
3/4
3/4
1
1
1-1/4
1-1/4
1-1/4
1-1/2
3/8
1/2
1/4
3/8
1/8
1/4
1/4
1/4
E
1
9.1
13.9
13.9
18.3
19.8
22.2
23.8
24.6
25.0
31.8
7.7
7.7
9.1
9.1
4.6
4.6
5.9
7.7
E
Min.
9.1
11.9
15.9
15.9
19.8
19.8
23.8
24.6
25.0
31.8
7.7
7.7
5.9
7.9
4.6
4.6
5.9
5.9
Width across flat h in.
mm
9/16
3/4
14.28
19.05
9/16
3/4
3/4
7/8
14.28
19.05
19.05
22.22
3/4
7/8
1-1/16
1-5/16
1-5/8
19.05
22.22
26.98
33.33
41.28
Width across flat h
41
41
50
50
27
27
35
35
50
55
22
27
19
22
14
19
19
19
ι
23.1
24.6
24.6
26.6
31.7
37.5
37.5
40.66
40.0
50.4
15.7
15.7
16.8
17.5
17.5
17.5
23.1
23.1
ι
13.45
13.45
15.75
15.75
17.50
17.5
23.1
23.1
23.1
24.7
31.7
ι
1
14.2
14.2
15.7
15.7
18.3
18.3
19.8
19.8
19.8
22.1
7.1
11.2
11.2
11.2
11.2
14.2
11.2
11.2
ι
1
7.10
11.2
7.10
11.2
11.2
11.2
11.2
11.2
14.2
15.7
18.3
L
40.0
35.8
33.27
38.1
39.8
40.64
45.5
46.2
49.3
54.86
64.5
L
50.5
52.1
56.1
57.4
67.1
72.9
77.0
80.8
81.8
94.5
34.3
39.1
40.1
40.9
41.7
44.7
46.7
47.2
K
26.0
26.0
32.0
32.0
39.0
39.0
49.0
49.0
49.0
54.7
13.8
18.0
18.0
18.0
21.8
26.0
18.0
21.8
K
13.8
18.0
13.8
18.0
18.0
21.8
18.0
21.8
26.0
32.0
39.0
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
52
Valves
Male Adapter
DAM-U
Connects fractional DK-Lok port to SAE straight thread boss
Part No.
DAM2-2U
DAM4-4U
DAM6-4U
DAM6-6U
DAM6-8U
DAM8-6U
DAM8-8U
DAM12-12U
DAM16-16U
3/8
3/8
1/2
1/2 in.
1/8
1/4
3/8
3/4
1
Tube O.D.
D mm
3.17
6.35
9.52
9.52
9.52
12.70
12.70
19.05
25.4
T
U
5/16-24
7/16-20
7/16-20
9/16-18
3/4-16
9/16-18
3/4-16
1-1/16-12
1-5/16-12
E
Min.
2.03
4.31
5.08
6.85
6.85
7.11
9.9
14.98
20.31
Width across flat h in.
7/16
9/16
9/16
11/16
7/8
11/16
7/8
1-1/4
1-1/2 mm
11.11
14.28
14.28
17.46
22.22
17.46
22.22
31.75
38.1
ι
7.62
9.14
9.14
9.90
11.17
9.90
11.17
14.98
14.98
L
30.48
35.30
37.08
38.60
40.64
44.20
46.22
53.34
61.21
O-Ring
Uniform
Size Number
-902
-904
-904
-906
-908
-906
-908
-912
-916
Male Adapter
DAM-UO
Connects fractional DK-Lok port to SAE straight thread boss
Part No.
DAM2-2UO
DAM3-3UO
DAM4-4UO
DAM5-5UO
DAM6-6UO
DAM8-8UO in.
1/8
3/16
1/4
5/16
3/8
1/2
Tube O.D.
D mm
3.17
4.76
6.35
7.93
9.52
12.7
T
U
5/16-24
3/8-24
7/16-20
1/2-20
9/16-18
3/4-16
E
Min.
2.03
3.05
4.32
5.59
6.85
9.40
Width across flat h in.
9/16
5/8
3/4
7/8
15/16
1-1/8 mm
14.28
15.87
19.05
22.22
23.81
28.57
53
ι
8.63
9.65
10.41
11.17
11.93
11.93
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
L
32.51
35.05
39.11
41.65
43.18
49.53
O-Ring
Uniform
Size Number
-011
-012
-013
-112
-113
-116 www.dklok.com
DK-Lok Tube Fitting
Valves
Female Adapter
DAF-N
DAF8-8N
DAF10-6N
DAF10-8N
DAF10-12N
DAF12-8N
DAF12-12N
DAF12-16N
DAF14-12N
DAF16-12N
DAF16-16N
DAF20-20N
DAF24-24N
DAF32-32N
DAF2-2N
DAF2-4N
DAF3-2N
DAF3-4N
DAF4-2N
DAF4-4N
DAF4-6N
DAF4-8N
DAF5-2N
DAF5-4N
DAF6-2N
DAF6-4N
DAF6-6N
DAF6-8N
DAF8-4N
DAF8-6N
Connects fractional DK-Lok port to male NPT thread
Part No.
Tube O.D.
D mm
12.70
15.87
15.87
15.87
19.05
19.05
19.05
22.22
25.40
25.40
31.75
38.10
50.80
7.93
7.93
9.52
9.52
9.52
9.52
12.70
12.70
3.17
3.17
4.76
4.76
6.35
6.35
6.35
6.35
in.
3/4
3/4
3/4
7/8
1/2
5/8
5/8
5/8
1
1
1-1/4
1-1/2
2
5/16
5/16
3/8
3/8
3/8
3/8
1/2
1/2
1/8
1/8
3/16
3/16
1/4
1/4
1/4
1/4
T
NPT
1/2
3/4
1
3/4
1/2
3/8
1/2
3/4
3/4
1
1-1/4
1-1/2
2
3/8
1/2
1/4
3/8
1/8
1/4
1/8
1/4
1/8
1/4
3/8
1/2
1/8
1/4
1/8
1/4
Connects metric DK-Lok port to male NPT thread
Part No.
DAF6M-2N
DAF6M-4N
DAF8M-4N
DAF10M-4N
DAF10M-6N
DAF10M-8N
DAF12M-4N
DAF12M-6N
DAF12M-8N
Tube O.D.
D
10
10
12
12
12
8
10
6
6
T
NPT
3/8
1/2
1/4
3/8
1/2
1/8
1/4
1/4
1/4
E
Min.
7.7
7.7
9.1
9.1
9.1
4.6
4.6
6.3
7.7
E
Min.
9.90
12.70
12.70
12.70
14.98
14.98
14.98
17.27
20.06
20.06
27.68
33.27
44.45
6.35
6.35
7.11
7.11
7.11
7.11
9.90
9.90
1.77
1.77
3.04
3.04
4.57
4.57
4.57
4.57
Width across flat h
22
27
19
22
27
14
19
19
19
Width across flat h in.
1-1/16
7/8
1-1/16
1-5/16
1-1/16
1-5/16
1-5/8
1-5/16
1-5/16
1-5/8
2-1/8
2-3/8
2-7/8
9/16
3/4
9/16
3/4
7/8
1-1/16
3/4
7/8
9/16
3/4
9/16
3/4
9/16
3/4
7/8
1-1/16 mm
26.98
22.22
26.98
33.33
26.98
33.33
41.27
33.33
33.33
41.27
53.98
60.33
73.03
14.28
19.05
14.28
19.05
22.22
26.98
19.05
22.22
14.28
19.05
14.28
19.05
14.28
19.05
22.22
26.98
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
ι
15.70
15.70
16.80
17.50
17.50
17.50
23.10
23.10
23.10
ι
23.20
24.70
24.70
24.70
24.70
24.70
24.70
26.70
31.70
31.70
40.00
51.50
68.40
16.80
16.80
17.50
17.50
17.50
17.50
23.20
23.20
13.45
13.45
14.20
14.20
15.75
15.75
15.75
15.75
L
32.50
37.10
37.60
38.10
40.10
46.50
43.70
46.00
52.30
L
51.80
48.26
53.84
55.37
52.83
54.86
58.42
57.15
60.70
64.26
77.72
88.90
107.44
34.29
37.59
34.29
38.10
40.38
46.73
43.43
45.46
31.50
35.30
32.00
35.81
33.02
37.10
39.37
45.50
54
Valves
Female Adapter
DAF-R
Connects fractional DK-Lok port to male ISO tapered thread
Part No.
DAF4-2R
DAF4-4R
DAF6-4R
DAF6-6R
DAF8-4R
DAF8-6R
DAF8-8R
DAF10-8R
DAF12-8R
DAF12-12R
DAF16-16R in.
1/2
1/2
1/2
5/8
1/4
1/4
3/8
3/8
3/4
3/4
1
Tube O.D.
D mm
6.35
6.35
9.52
9.52
12.70
12.70
12.70
15.87
19.05
19.05
25.40
T
PT
1/4
3/8
1/2
1/2
1/8
1/4
1/4
3/8
1/2
3/4
1
E
Min.
4.57
4.57
7.11
7.11
9.90
9.90
9.90
12.70
14.98
14.98
20.06
Connects metric DK-Lok port to male ISO tapered thread
Part No.
DAF6M-2R
DAF6M-4R
DAF8M-4R
DAF10M-4R
DAF10M-6R
DAF12M-4R
DAF12M-6R
DAF12M-8R
Tube O.D.
D
10
12
12
12
8
10
6
6
T
PT
3/8
1/4
3/8
1/2
1/8
1/4
1/4
1/4
E
Min.
7.7
9.1
9.1
9.1
4.6
4.6
6.3
7.7
Female Adapter
DAF-GR
Width across flat h in.
mm
9/16
3/4
3/4
7/8
3/4
7/8
1-1/16
1-1/16
1-1/16
1-5/16
1-5/8
14.28
19.05
19.05
22.22
19.05
22.22
26.98
26.98
26.98
33.33
41.27
Width across flat h
22
19
22
27
14
19
19
19
ι
15.70
15.70
16.80
17.50
17.50
23.10
23.10
23.10
ι
15.75
15.75
17.50
17.50
23.20
23.20
23.20
24.70
24.70
24.70
31.70
L
33.02
37.10
38.10
40.38
43.43
45.46
51.80
53.84
52.83
54.86
64.26
L
32.50
37.10
37.60
38.10
40.10
43.70
46.00
52.30
Connects fractional DK-Lok port to male ISO parallel thread
Part No.
DAF4-2GR
DAF4-4GR
DAF6-4GR
DAF6-6GR
DAF8-8GR in.
1/4
1/4
3/8
3/8
1/2
Tube O.D.
D mm
6.35
6.35
9.52
9.52
12.70
T
PF
1/8
1/4
1/4
3/8
1/2
E
Min.
4.57
4.57
7.11
7.11
9.90
55
Width across flat h in.
9/16
3/4
3/4
7/8
1-1/16
14.28
19.05
19.05
22.22
26.98
ι
15.75
15.75
17.50
17.50
23.20
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
ι
1
13.0
18.5
18.5
18.5
22.1
L
31.75
38.10
39.40
39.90
49.50
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Valves
DK-Lok Tube Fitting
Connects metric DK-Lok port to male ISO parallel thread
Part No.
DAF6M-2GR
DAF6M-4GR
DAF12M-8GR
Tube O.D.
D
6
6
12
T
PF
1/8
1/4
1/2
E
Min.
4.6
4.6
9.1
Width across flat h
14
19
27
ι
15.70
15.70
23.10
ι
1
13.0
18.5
22.1
L
32.50
37.80
49.50
Female Gauge Adapter (previously DAG)
DAF-GG
Connects fractional DK-Lok port to Gauge (Male ISO parallel thread)
Part No.
DAF4-2GG
DAF4-4GG
DAF6-6GG
DAF8-8GG in.
1/4
1/4
3/8
1/2
Tube O.D.
D mm
6.35
6.35
9.52
12.7
T
G(PF)
1/8
1/4
3/8
1/2
E
Min.
4.57
4.57
6.60
7.11
E
1
4.57
5.5
6.5
7.0
Connects Metric DK-Lok port to Gauge (Male ISO parallel thread)
Part No.
DAF6M-2GG
DAF6M-4GG
DAF6M-6GG
DAF6M-8GG
DAF8M-4GG
DAF8M-6GG
DAF8M-8GG
DAF10M-4GG
DAF10M-6GG
DAF10M-8GG
DAF12M-4GG
DAF12M-6GG
DAF12M-8GG
DAF15M-8GG
DAF16M-8GG
DAF18M-8GG
DAF22M-8GG
DAF25M-8GG
Tube O.D.
D
10M
10M
12M
12M
12M
15M
16M
18M
22M
25M
8M
8M
8M
10M
6M
6M
6M
6M
E
Min.
9.1
12.0
12.0
13.9
7.7
7.7
9.1
9.1
18.3
19.8
5.6
5.6
5.6
7.7
4.0
4.0
4.0
4.0
T
G(PF)
1/2
1/2
1/2
1/2
3/8
1/2
1/4
3/8
1/2
`1/2
1/4
3/8
1/2
1/4
1/8
1/4
3/8
1/2
E
1
7.0
7.0
7.0
7.0
6.5
7.0
5.5
6.5
7.0
7.0
5.5
6.5
7.0
5.5
4.0
5.5
6.5
7.0
Width across flat h in.
9/16
3/4-
15/16
1-1/16 mm
14.28
19.05
23.81
26.98
Width across flat h
27
27
27
27
24
27
19
24
27
30
19
24
27
19
14
19
24
27
ι
17.5
17.5
23.1
23.1
23.1
24.65
24.6
24.9
26.6
31.7
15.7
15.7
15.7
15.7
16.8
16.8
16.8
17.5
ι
15.75
15.75
17.50
23.20
ι
1
14.22
18.9
13.0
14.22
18.9
18.9
18.9
18.9
18.9
18.9
12.0
13.0
14.22
18.9
13.0
14.22
18.9
13.0
ι
1
12.0
12.9
14.1
18.9
L
39.3
40.1
40.1
44.9
48.8
49.0
49.0
49.3
52.0
56.1
32.0
35.3
38.4
42.9
33.0
39.3
43.7
34.5
L
32.00
35.30
39.37
45.72
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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56
Valves
Elbow Adapter
DLA
Connects metric tube to metric DK-Lok port
Part No.
DLA-6M
DLA-8M
DLA-10M
DLA-12M
DLA-14M
DLA-15M
DLA-16M
DLA-18M
DLA-20M
DLA-22M
DLA-25M
DLA-28M
Tube O.D.
D
6
8
10
12
14
15
16
18
20
22
25
28
D
1
14
15
16
18
6
8
10
12
20
22
25
28
12.7
13.9
15.1
18.3
19.8
21.8
E
Min.
4.6
6.4
7.7
9.1
11.1
11.9
25.4
25.4
25.4
26.9
31.8
31.8
34.9
41.0
Width across flat h
12.7
15.8
17.4
20.6
H
14
32
38
46
25
25
30
32
16
19
22
25
Run Tee Adapter
DTRA
A
15.3
16.2
17.2
22.8
24.4
24.4
24.4
24.4
26.0
26.0
31.3
36.6
B
17.7
18.6
19.5
22.0
22.0
22.0
22.0
22.0
22.0
22.0
26.5
36.6
ι
19.6
21.3
23.9
25.9
28.7
28.7
28.7
29.7
32.5
32.5
36.8
43.2
ι
1
15.7
16.8
17.5
23.1
24.6
24.65
24.6
24.6
26.2
26.6
31.7
37.5
L
27.0
28.8
31.5
36.0
38.8
38.8
38.8
39.8
42.6
42.6
49.1
64.0
L
1
25.0
27.05
30.0
37.3
41.5
41.55
41.5
42.5
47.0
47.15
55.2
64.9
Connects metric tube to metric DK-Lok port
Part No.
DTRA-8M
DTRA-10M
Tube O.D.
D
8
10
D
1
8
10
E
Min.
6.4
7.9
Width across flat h
15.8
17.4
H
16
19
A
16.2
17.2
Branch Tee Adapter
DTBA
B
18.6
19.5
ι
21.3
23.9
ι
1
16.8
17.5
L
28.8
31.5
L
1
27.5
30.0
Connects metric tube to metric DK-Lok port
Part No.
DTBA-8M
Tube O.D.
D
8
D
1
8
E
Min.
6.4
57
Width across flat h
15.8
H
16
A
16.2
B
18.6
ι
21.3
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
ι
1
16.8
L
28.8
L
1
27.5
www.dklok.com
Valves
DK-Lok Tube Fitting
Port Connector
DCP/DCPZ
DCP-1
DCP-2
DCP-4
DCP-5
DCP-6
DCP-8
DCP-12
DCP-16
DCPZ-1
DCPZ-2
DCPZ-4
DCPZ-5
DCPZ-6
DCPZ-8
DCPZ-12
DCPZ-16
Connects two fractional DK-Lok ports
Part No.
3/4
1
1/16
1/8
1/4
5/16
3/8
1/2
3/4
1
Tube O.D.
D in.
mm
1/16
1/8
1.59
3.17
1/4
5/16
3/8
1/2
6.35
7.93
9.52
12.70
19.05
25.40
1.59
3.17
6.35
7.93
9.52
12.70
19.05
25.40
E
Min.
D
1
ι
L
1.00
1.77
4.57
6.35
3.30
6.09
10.66
13.72
15.75
22.35
9.39
18.79
24.64
10.92
20.06
25.90
7.11
9.90
12.70
20.32
26.16
15.74
25.90
35.81
14.98
22.09
27.68
37.33
20.06
28.44
34.54
48.00
1.00
1.77
4.57
6.35
3.30
6.09
10.66
13.72
15.75
22.35
9.39
18.79
24.64
10.92
20.06
25.90
7.11
9.90
12.70
20.32
26.16
15.74
25.90
35.81
14.98
22.09
27.68
37.33
20.06
28.44
34.54
48.00
DCP-3M
DCP-4M
DCP-6M
DCP-8M
DCP-10M
DCP-12M
DCP-15M
DCP-16M
DCP-18M
DCP-20M
DCP-22M
DCP-25M
DCP-28M
DCP-32M
DCP-38M
Connects two metric DK-Lok ports
Part No.
Tube O.D.
D
15
16
18
20
22
10
12
6
8
3
4
25
28
32
38
E
Min.
2.1
2.2
12.7
12.7
13.9
15.1
17.9
4.4
6.2
8.2
9.1
19.8
23.8
27.4
33.3
D
1
ι
L
6.0
7.0
15.70
22.20
16.67
25.81
9.0
11.0
13.1
15.0
18.70
24.60
20.00
25.90
20.20
26.10
26.00
35.80
19.0
19.0
21.0
23.0
27.78
27.60
27.91
29.20
37.40
37.40
37.40
38.90
24.97
29.30
39.20
28.0
34.3
39.5
47.1
35.60
49.50
48.30
63.50
52.40
69.70
61.40
81.90
Installation Instructions
Machined Ferrule End and Tube Stub End
Port Connector is useful for close connection of two DK-Lok ports.
1 2
Port 1
3
Port 2
Be aware that Port Connector consists of machined ferrule end, and tube stub end.
These two ends require different installation.
Machined Ferrule End
Refers to Fig. 1 & 2.
1. Remove the nut and ferrules from DK-Lok port 1.
2. Place the nut over the machined ferrule end of the port connector.
3. Finger-tighten the nut onto the port 1.
4. Wrench-tighten the nut 1/4 turn, keeping the body steady with a backup wrench.
• Do not tighten 1 1/4 turns. This is not the standard ferrule.
• Tightens 1/8 turn for 1/16, and 1/8 in.; 3, and 4mm Tube Fittings.
Tube Stub End
Refers to Fig. 3.
1. Insert the tube stub end into the port 2 until it is bottomed on the shoulder of the body.
2. Finger-tighten the nut on port 2.
3. Wrench-tighten the nut 1 1/4 turns, keeping the port 2 body steady with a backup wrench.
• Tighten the nut 3/4 turn for 1/16. and 1/8 in.; and 3, and 4mm Tube
Fittings.
• For re-use, see re-assembly instruction.
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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58
Valves
Reducing Port Connector
DCRP
Connects two fractional DK-Lok ports
Tube O.D.
Part No.
D
1
DCRP2-1
DCRP4-2
DCRP6-2
DCRP6-4
DCRP8-4
DCRP8-6
DCRP12-8
DCRP16-8
DCRP16-12
3/8
1/2
1/2
3/4 in.
1/8
1/4
3/8
1
1
Connects two Metric DK-Lok ports
Part No.
Tube O.D.
DCRP6M-3M
DCRP8M-6M
DCRP10M-6M
DCRP10M-8M
DCRP12M-6M
DCRP12M-8M
DCRP12M-10M
DCRP16M-6M
DCRP16M-12M
DCRP28M-25M
DCRP32M-25M
DCRP38M-25M
10
12
12
12
D
1
6
8
10
16
16
28
32
38 mm
3.17
6.35
9.52
9.52
12.70
12.70
19.05
25.40
25.40
8
6
8
10
6
6
D
3
6
12
25
25
25 in.
1/16
1/8
1/8
1/4
1/4
3/8
1/2
1/2
3/4
D mm
1.59
3.17
3.17
6.35
6.35
9.52
12.70
12.70
19.05
7.7
4.6
9.1
19.8
19.8
19.8
E
Min.
2.2
4.6
4.6
6.4
4.6
6.4
DK-Lok Flanges ANSI B16.5
DF
D
2
9.0
11.0
13.1
13.1
15.0
15.0
15.0
19.0
19.0
34.3
39.5
47.1
E
Min.
1.00
2.28
2.28
4.82
4.82
7.11
9.90
9.90
14.98
D
2
6.10
9.39
12.70
12.70
15.74
15.74
22.09
28.40
28.40
ι
13.50
15.70
15.70
16.80
15.70
16.80
17.50
15.75
23.10
33.00
33.00
33.00
ι
8.64
13.45
13.45
15.75
15.75
17.67
23.20
24.47
25.90
ι
1
3.4
8.2
9.9
12.3
3.6
3.4
3.1
3.6
3.2
3.1
3.4
3.1
ι
1
2.03
3.30
3.81
3.30
3.81
3.30
3.81
4.82
4.06
L
17.27
22.60
23.11
24.89
29.21
30.48
37.85
42.67
43.43
L
22.60
24.70
25.00
26.00
29.10
29.80
30.40
30.40
36.20
56.50
60.30
65.80
59
Pressure Class Ratings 150 to 2500 Nominal Flange Sizes NPS 1/2 to 2 in. Connects ANSI flange to fractional tube
Part No.
DF-4TF8-150
DF-4TF16-150
DF-6TF8-150
DF-6TF8-300
DF-6TF16-150
DF-8TF8-150
DF-8TF8-300
DF-8TF8-1500
DF-8TF16-150
DF-8TF32-150
DF-12TF16-150
DF-12TF16-900
DF-16TF16-150
DF-24TF32-150
DF-32TF32-150 in.
Tube O.D.
D mm
1/4
3/8.
1/2
3/4
1
1-1/2
2
6.35
9.52
12.7
19.05
25.4
38.1
50.8
1
1
2
1
1/2
1/2
1/2
1
2
2
ANSI
Flange
NPS
1/2
1
1/2
1/2
1
ANSI
Class
150
150
150
900
150
150
150
150
150
150
300
150
150
300
1500
E
10.41
10.41
15.74
15.74
22.35
34.03
45.97
4.82
4.82
4.82
7.11
7.11
10.41
10.41
10.41
20.64
20.64
20.64
20.64
20.64
31.75
31.75
34.92
53.97
69.85
Wrench
Flat h
20.64
20.64
20.64
20.64
20.64
A
22.86
22.86
24.38
24.38
31.24
50.03
67.56
15.24
15.24
16.76
16.76
16.76
22.86
22.86
22.86
ι
38.1
42.92
40.13
46.05
48.26
59.18
67.05
33.52
36.35
34.85
38.1
37.85
30.05
37.85
46.05
L
48.26
53.08
50.29
56.21
60.45
86.36
104.39
40.89
43.71
42.21
45.46
45.21
45.21
48.01
56.21
C
79.24
42.92
79.24
101.6
79.24
120.65
120.65
60.45
79.2
60.45
66.54
79.2
60.45
66.54
82.6
F
48.26
53.08
107.95
149
107.95
152.4
152.4
88.9
108
88.9
95.25
108
88.9
95.25
121
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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Valves
DK-Lok Tube Fitting
Dk-Lok Flanges DIN 2526/ DIN 2501
DF
Part No.
DF-6MF25M-40
DF-12MF15M-40
DF-12MF25M-40
DF-12MF50M-40
DF-18MF15M-40
DF-18MF25M-40
DF-25MF25M-40
DF-38MF50M-40
DF-50MF50M-40
Tube O.D.
D
6 mm
12 mm
18 mm
25 mm
38 mm
50 mm
DIN Flange
Size, DN
25
15
25
50
15
25
25
50
50
DIN CLASS
40
40
40
40
40
40
40
40
40
E
15.1
15.1
21.8
33.7
45.2
4.8
9.5
9.5
9.5
Wrench Flat h
20
20
20
20
32
32
35
55
70
A
15.3
22.8
22.8
22.8
24.4
24.4
31.3
49.4
65.0
JIS B 2220: Pressure Class Rating 10 to 63K, Nominal Flange Sizes DN 15 to 50
Part No.
DF-4T15A10RF
DF-6T15A10RF
DF-8T15A10RF
DF-12T15A10RF
DF-16T25A10RF
DF-32T50A10RF
DF-12M15A10FF
DF-18M15A10RF
DF-25M25A10RF in.
1/4
3/8
1/2
3/4
1
2
Tube O.D.
D mm
6.35
9.52
12.7
19.05
25.4
12 mm
50.8
18 mm
25 mm
Lap Joint Flange Connector
DLJ
JIS Flange
Size, DN
25
50
15
15
25
15
15
15
15
JIS
Class
10K
10K
10K
10K
10K
10K
10K
10K
10K
E
4.82
7.11
10.41
15.74
22.35
45.97
9.5
15.1
21.8
Wrench Flat h
23.81
23.81
23.81
31.75
34.91
69.85
20
32
35
A
15.24
16.76
22.86
24.38
31.24
67.56
22.8
24.4
31.3
Installation
ι
40.1
38.4
40.4
45.2
41.7
43.7
51.8
62.7
66.3
ι
34.79
36.32
36.32
38.35
48.76
64.51
36.3
38.4
48.8
L
47.5
48.5
50.5
55.3
51.8
53.8
64.0
90.4
103.0
C
85.0
65.0
85.0
125.0
65.0
85.0
85.0
125.0
125.0
L C F
42.16
43.68
46.48
48.51
46.5
48.5
61.0
70.10
70.10
70.10
70.10
60.96
89.91
124.96
101.85
119.88
154.94
70.0
70.0
90.0
94.99
94.99
94.99
94.99
95.0
95.0
125.0
F
115.0
95.0
115.0
165.0
95.0
115.0
115.0
165.0
165.0
seal face.
Part No.
Tube O.D.
in.
mm L L
1
Dimension
ι D D
1 d
Min.
Serrated Seal Face Flange
DLJ-4T8F-SR-S 1/4 6.35 80.8 56.5
6.5
35 22.2
4.8
DLJ-6T8F-SR-S 3/8 9.52 82.3 56.5
6.5
35 22.2
7.1
DLJ-8T8F-SR-S 1/2 12.7 84.8 56.5
6.5
35 22.2 10.4
Smooth Seal Face Flange
DLJ-4T8F-SM-S 1/4 6.35 80.8 56.5
6.5
35 22.2
4.8
DLJ-6T8F-SM-S 3/8 9.52 82.3 56.5
6.5
35 22.2
7.1
DLJ-8T8F-SM-S 1/2 12.7 84.8 56.5
6.5
35 22.2 10.4
instrument. DK-Lok port is constructed integrally out of ANSI B16.5 are available. External groove is provided to identify the serrated face.
Flange Seal Face
External Groove
Concentric Serrated : SR
Seal Face Roughness :
Ra 6.3 to 12.5 Micrometer www.dklok.com
Smooth : SM
Seal Face Roughness:
Ra 3.2 to 6.3 Micrometer
60
Valves
AN Union
DUA
Connects fractional tube to AN flared tube
Part No.
DUA1-2
DUA2-2
DUA2-4
DUA4-4
DUA5-5
DUA6-4
DUA6-6
DUA8-8
DUA12-12
DUA16-16
DUA20-20
DUA24-24
DUA32-32
Tube O.D.
in.
1/16
1/8
1/8
1/4
5/16
3/8
3/8
1/2
3/4
D mm
1.59
3.17
3.17
6.35
7.93
9.52
9.52
12.70
19.05
AN Tube
Flare Size in.
1/8
1/8
1/4
1/4
5/16
1/4
3/8
1/2
3/4 mm
3.17
3.17
5/16-24 1.52
6.35
7/16-20 2.28
6.35
7/16-20 4.31
7.93
Straight
Thread
T(U)
5/16-24
1/2-20
6.35
7/16-20 4.31
9.52
9/16-18 7.11
12.70
3/4-16
E
Min.
1.27
5.84
9.90
h in.
mm in.
7/16 11.11
5/16
7/16 11.11
7/16
1/2
1/2
9/16 14.28
5/8
5/8
13/16
Width across flat
12.70
7/16
12.70
9/16
15.87
11/16 17.46
16.76
19.30
32.25
39.62
20.64
5/8
7/8
H A B
ι
L mm
7.93
8.63
10.92
23.36
27.17
11.11
12.70
15.24
24.89
31.49
11.11
12.70
15.24
28.44
35.05
14.28
15.24
17.78
30.22
37.59
15.87
16.25
18.54
30.98
38.35
15.87
11/16 17.46
16.76
19.30
32.25
39.62
22.22
22.86
21.84
35.81
45.97
19.05 1-1/16-12 15.49
1-1/8 28.58
1-1/8 28.58
24.38
21.84
43.18
53.34
1 25.40
1 25.40 1-5/16-12 21.33
1-3/8 34.92
1-1/2 38.10
31.24
26.41
49.27
61.46
1-1/4 31.75
1-1/4 31.75
1-5/8-12 27.68
1-3/4 44.45
1-7/8 47.63
41.14
38.86
55.46
77.56
1-1/2 38.10
1-1/2 38.10
1-7/8-12 33.90
2-1/8 53.97
2-1/4 57.15
50.03
45.21
63.07
90.25
2 50.80
2 50.80
2-1/2-12 45.97
2-3/4 69.85
3 76.20
67.56
62.73
83.24 120.57
DK-Lok AN fitting 37° Flare is designed to SAE J514 standard. AN fittings are used normally in A rmy and N avy instrumentation.
AN Bulkhead Union
DUBA
61
Connects fractional tube to AN flared tube
Part No.
DUBA2-2
DUBA4-4
DUBA6-6
DUBA8-8
Tube O.D.
in.
D mm
AN Tube
Flare Size in.
mm
Straight
Thread
T(U)
E
Min.
Width across flat h H in.
mm in.
mm
A
ι ι
1
L L
1
Panel
Hole
Drill size
1/8 3.17
1/8 3.17
5/16-24 1.77
1/2 12.70 7/16 11.11 13.71 40.85 24.63 47.45 31.23
8.33
1/4 6.35
1/4 6.35
7/16-20 4.31
5/8 15.87 9/16 14.28 15.24 46.48 26.16 53.84 33.52 11.50
3/8 9.52
3/8 9.52
9/16-18 7.11
3/4 19.05 11/16 17.46 16.76 49.78 29.46 57.15 36.83 14.68
1/2 12.70 1/2 12.70
3/4-16 9.90 5/16 23.81 7/8 22.22 22.86 55.62 31.75 65.78 41.91 19.44
DUBA12-12 3/4 19.05 3/4 19.05 1-1/16-12 15.49 1-3/16 30.16 1-1/8 28.58 24.38 68.83 37.33 78.99 47.49 25.79
DUBA16-16 1 25.40
1 25.40 1-5/16-12 21.33 1-5/8 41.27 1-1/2 38.10 31.24 80.26 45.21 92.45 57.40 33.73
DUBA20-20 1-1/4 31.75 1-1/4 31.75 1-5/8-12 27.68 1-7/8 47.63 1-7/8 47.63 41.14 86.37 47.75 108.47 69.85 41.67
DUBA24-24 1-1/2 38.10 1-1/2 38.10 1-7/8-12 33.90 2-1/4 57.15 2-1/4 57.15 50.03 94.33 49.27 121.51 76.45 49.61
DUBA32-32 2 50.80
2 50.80 2-1/2-12 45.97 2-3/4 69.85
3 76.20 67.56 114.29 56.38 151.62 93.71 16.27
Panel
Max
Thickness
12.70
10.16
11.17
12.70
16.76
19.05
19.05
19.05
19.05
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Male AN Adapter
DMAA
Connects Fractional DK-Lok port to AN flared tube
Part No.
DMAA4-4
DMAA6-6
DMAA8-6
DMAA8-8
DMAA8-10
DMAA10-10
DMAA12-12
DMAA16-16
1/2
1/2
5/8
3/4
1 in.
1/4
3/8
1/2
Tube O.D.
D mm
6.35
9.52
12.70
12.70
12.70
15.87
19.05
25.4
1/2
5/8
5/8
3/4
1 in.
1/4
3/8
3/8
AN Tube
Flare Size mm
6.35
9.52
9.52
12.70
15.87
15.87
19.05
25.4
Straight
Thread
T(U)
7/16-20
9/16-18
9/16-18
3/4-16
7/8-14
7/8-14
1-1/16-12
1-5/16-12
E
Min.
4.57
7.11
7.11
9.9
9.9
12.3
14.98
20.06
Width across flat h in.
1/2
5/8
5/8
13/16
15/16
15/16
1-1/8
1-3/8 mm
12.7
15.87
15.87
20.64
23.81
23.81
28.57
34.92
ι
15.75
17.5
23.1
23.1
23.1
27.68
24.7
31.7
L
37.1
39.63
45.7
48.52
52.0
56.13
56.13
65.33
AN Adapter
DAA
Connects fractional DK-Lok port tube to AN male
Part No.
DAA2-2
DAA2-4
DAA4-4
DAA6-6
DAA8-8
1/8
1/4
3/8
1/2 in.
1/8
Tube O.D.
D mm
3.17
3.17
6.35
9.52
12.70
1/4
1/4
3/8
1/2 in.
1/8
AN Tube
Flare Size mm
3.17
6.35
6.35
9.52
12.70
Straight
Thread
T(U)
5/16-24
7/16-20
7/16-20
9/16-18
3/4-16 in.
3/8
9/16
9/16
11/16
7/8 h
Width across flat
H mm
9.52
14.28
14.28
17.46
22.22
in.
7/16
7/16
9/16
11/16
7/8 mm
11.11
11.11
14.28
17.46
22.22
AN adapter is useful to connects DK-Lok port to SAE JIC 514 37 male Fitting.
A
13.71
15.74
15.74
18.28
21.59
ι
13.46
13.46
15.74
17.52
23.11
ι
1
18.54
19.05
21.33
24.89
31.75
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
62
Valves
O-Seal Straight Thread Connector (Previously DCOS-U )
DMC-UO
Connects Fractional tube to Female Straight thread
Part No.
DMC2-2UO
DMC3-3UO
DMC4-4UO
DMC5-5UO
DMC6-6UO
DMC8-8UO
DMC12-12UO
DMC16-16UO
Tube O.D.
in.
1/8
3/16
1/4
5/16
3/8
1/2
D mm
3.17
4.76
6.35
7.93
9.52
12.70
Straight
Thread
T(U)
E
Min.
Width across flat h H A B
ι ι
1
L in.
mm in.
mm
5/16-20 2.28
9/16 14.28
7/16 11.11 12.70 15.24 26.16
8.63
32.76
3/8-24 3.04
5/8 15.87
1/2 12.70 13.71 16.00 27.68
9.65
34.29
7/16-20 4.82
3/4 19.05
9/16 14.28 15.24 17.78 30.98 10.41 38.35
1/2-20 6.35
7/8 22.22
5/8 15.87 16.25 18.54 33.27 11.17 40.64
9/16-18 7.11 15/16 23.81 11/16 17.46 16.76 19.30 35.05 11.93 42.41
3/4-16 10.41 1-1/8 28.57
7/8 22.22 22.86 21.84 35.81 11.93 45.97
3/4 19.05
1-1/16-12 15.74 1-1/2 38.10 1-1/8 28.58 24.38 21.84 42.16 14.22 52.32
1 25.40
1-5/16-12 22.35 1-3/4 44.45 1-1/2 38.10 31.24 26.41 45.97 14.22 58.16
O-Ring
Uniform
Size Number
-011
-012
-013
-112
-113
-116
-121
-125
O-Seal Pipe Thread Connector (Previously DCOP )
DMC-NO
63
Connects Fractional tube to Female NPT thread
Part No.
DMC2-2NO
DMC4-2NO
DMC4-4NO
DMC6-4NO
DMC6-6NO
DMC6-8NO
DMC8-8NO
Tube O.D.
D in.
1/8
1/4
1/4 mm
3.17
6.35
6.35
3/8
3/8
9.52
9.52
3/8 9.52
1/2 12.70
T
*(NPT)
1/8
1/8
1/4
1/4
3/8
1/2
1/2
E
Min.
2.28
4.82
in.
3/4
3/4
Width across flat h mm
19.05
in.
7/16
H mm
A B
ι
11.11 12.70 15.24 26.16
ι
1
7.11
L
32.76
19.05
9/16 14.28 15.24 17.78 27.68
7.11
35.05
4.82
15/16 23.81
9/16 14.28 15.24 17.78 30.98
9.65
38.35
7.11
15/16 23.81 11/16 17.46 16.76 19.30 32.51
9.65
39.87
7.11
1-1/8 28.58 11/16 17.46 16.76 19.30 34.03 10.41 41.40
7.11
1-5/16 33.33 11/16 17.46 16.76 19.30 39.62 13.46 46.99
10.41 1-5/16 33.33
7/8 22.22 22.86 21.84 39.62 13.46 49.78
O-Ring
Uniform
Size Number
-013
-013
-113
-113
-116
-118
-118
Installation Instructions
O-seal Connectors
1. Lubricate O-ring with a lubricant compatible with the O-ring material and the system fluid.
2. Finger-tighten the O-seal connector into the female port.
3. Hand-tighten until the O-ring squeezing on the face of the female port is felt.
4. Tighten slightly further with a wrench to completely compress the O-ring
• Keep the O-seal body still during connecting or disconnecting.
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Non-Positionable SAE Male Connector
DMCS-U
Connects fractional tube to SAE straight thread boss
Part No.
Tube O.D.
D
Straight
Thread
T(U)
E
Min.
h
Width across flat
H A B
ι ι
1
L in.
mm in.
mm in.
mm
DMCS2-2U
DMCS4-4U
DMCS4-6U
DMCS4-8U
DMCS4-10U
DMCS5-5U
DMCS6-4U
DMCS6-6U
DMCS6-8U
DMCS6-10U
DMCS8-6U
DMCS8-8U
DMCS8-10U
DMCS8-12U
1/8
1/4
1/4
1/4
3/8
3/8
3/8
3/8
3.17
5/16-24
6.35
7/16-20
6.35
9/16-18
6.35
1/4 6.35
5/16 7.93
3/4-16
9.52
7/16-20
9.52
9.52
9.52
7/8-14
1/2-20
9/16-18
3/4-16
7/8-14
1/2 12.70
9/16-18
1/2 12.70
3/4-16
1/2 12.70
7/8-14
2.28
7/16 11.11
7/16 11.11
12.70
15.24
23.26
7.62
29.97
4.82
9/16 14.28
9/16 14.28
15.24
17.78
26.67
9.14
34.03
4.82
4.82
4.82
5.84
7.11
7.11
10.41
10.41
11/16 17.46
7/8
1
1
22.22
9/16
9/16
14.28
14.28
7/8 22.22 11/16 17.46
16.76
19.30
31.75
11.17
39.11
25.40 11/16 17.46
15.24
15.24
16.76
17.78
17.78
19.30
28.19
30.22
34.79
9.90
11.17
12.70
35.56
37.59
25.40
9/16 14.28
15.24
17.78
33.27
12.70
40.64
5/8 15.87
5/8 15.87
16.25
18.54
27.43
9.14
34.79
5.08
5/8 15.87 11/16 17.46
16.76
19.30
28.19
9.14
35.56
7.11
11/16 17.46 11/16 17.46
16.76
19.30
29.71
9.90
37.08
42.16
7.11
13/16 20.64
7/8 22.22
22.86
21.84
28.95
9.90
39.11
7/8 22.22
7/8 22.22
22.86
21.84
31.75
11.17
41.91
1 25.40
7/8 22.22
22.86
21.84
34.79
12.70
44.95
1/2 12.70 1-1/16-12 10.41
1-1/4 31.75
7/8 22.22
22.86
21.84
38.86
14.98
49.02
DMCS10-8U 5/8 15.87
3/4-16
DMCS10-10U 5/8 15.87
7/8-14
DMCS12-8U 3/4 19.05
3/4-16
10.66
12.70
15/16 23.81
1 25.40
1
1
25.40
24.38
21.84
31.75
11.17
41.91
25.40
24.38
21.84
35.05
12.70
45.21
10.66
1-1/16 26.98
1-1/8 28.57
24.38
21.84
35.81
11.17
45.97
DMCS12-12U 3/4 19.05 1-1/16-12 15.74
1-1/4 31.75
1-1/8 28.57
24.38
21.84
38.86
14.98
49.02
DMCS14-14U 7/8 22.22 1-3/16-12 18.28
1-3/8 34.92
1-1/4 31.75
25.90
21.84
38.86
14.98
49.02
DMCS16-12U
DMCS16-16U
1
1
25.40 1-1/16-12 16.76
1-3/8 34.92
1-1/2 38.10
31.24
26.41
41.14
14.98
53.34
25.40 1-5/16-12 22.35
1-1/2 38.10
1-1/2 38.10
31.24
26.41
42.16
14.98
54.35
DMCS20-20U 1-1/4 31.75
1-5/8-12 27.68
1-7/8 47.63
1-7/8 47.63
41.14
38.86
46.22
14.98
68.32
DMCS24-24U 1-1/2 38.10
1-7/8-12 33.90
2-1/8 53.98
2-1/4 57.15
50.03
45.21
50.54
14.98
77.72
DMCS32-32U 2 50.80
2-1/2-12 45.97
2-3/4 69.85
3 76.20
67.56
62.73
64.26
14.98 101.60
O-Ring
Uniform
Size Number
-908
-910
-906
-908
-910
-912
-908
-910
-902
-904
-906
-908
-910
-905
-904
-906
-908
-912
-914
-912
-916
-920
-924
-932
Connects metric tube to SAE straight thread boss
Width across flat
Part No.
Tube O.D.
D
Straight
Thread
T(U)
E
Min.
h H
DMCS6M-6U
DMCS10M-6U
DMCS10M-8U
DMCS12M-4U
DMCS12M-6U
6
10
10
12
12
9/16-18
9/16-18
3/4-16
7/16-20
9/16-18
4.8
7.9
7.9
5.2
7.5
18
18
22
22
22
14
19
19
22
22
A
15.3
17.2
17.2
22.8
22.8
B
17.7
19.5
19.5
22.0
22.0
ι
28.2
29.7
31.8
28.2
29.0
ι
1
9.90
9.90
11.17
9.14
9.90
L
36.5
37.3
39.4
38.3
39.1
O-Ring
Uniform
Size Number
-906
-906
-908
-904
-906
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
64
Valves
Positionable SAE Male Elbow
DLS-UP
Connects fractional tube to SAE straight thread boss
Part No.
DLS4-4UP
Tube O.D.
D in.
mm
Straight
Thread
T(U)
E
Min.
h
Width across flat
H H
1 in.
mm in.
mm in.
mm
A B
ι ι
1
L L
1
K
O-Ring
Uniform
Size Number
1/4 6.35 7/16-20 4.82
1/2 12.70 9/16 14.28 9/16 14.28 15.24 17.78 21.08 9.90 28.44 28.44 16.51
-904
DLS5-5UP 5/16 7.93
1/2-20 5.84
9/16 14.28 5/8 15.87 5/8 15.87 16.25 18.54 22.86 9.90 30.22 29.46 18.28
-905
DLS6-6UP
DLS6-8UP
3/8 9.52 9/16-18 7.11
5/8 15.87 11/16 17.46 11/16 17.46 16.76 19.30 24.63 11.17 32.00 32.25 20.06
-906
3/8 9.52
3/4-16 7.11 13/16 20.64 11/16 17.46 7/8 22.22 16.76 19.30 27.43 12.70 34.79 37.84 25.65
-908
DLS8-8UP 1/2 12.70 3/4-16 10.41 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 27.43 12.70 37.59 37.84 25.65
-908
DLS10-10UP 5/8 15.87 7/8-14 12.70
1 25.40
1 25.40
1 25.40 24.38 21.84 29.46 14.22 39.62 43.43 29.46
-910
DLS12-12UP 3/4 19.05 1-1/16-12 15.74 1-1/16 26.98 1-1/8 28.57 1-1/4 31.75 24.38 21.84 31.24 16.76 41.40 48.76 36.57
-912
DLS14-14UP 7/8 22.22 1-3/16-12 18.28 1-1/4 31.75 1-1/4 31.75 1-3/8 34.92 25.90 21.84 33.02 16.76 43.18 50.54 40.38
-914
DLS16-16UP 1 25.40 1-5/16-12 22.35 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 31.24 26.41 38.35 16.76 50.54 53.59 43.94
-916
DLS20-20UP 1-1/4 31.75 1-5/8-12 27.68 1-11/16 42.76 1-7/8 47.63 1-7/8 47.63 41.14 38.86 45.72 16.76 67.81 58.16 54.86
-920
DLS24-24UP 1-1/2 38.10 1-7/8-12 33.90
2 50.80 2-1/4 57.15 2-1/8 53.98 50.03 45.21 50.80 16.76 77.97 60.45 62.23
-924
DLS32-32UP 2 50.80 2-1/2-12 45.97 2-3/4 69.85
3 76.20 2-3/4 69.85 67.56 62.73 69.85 16.76 107.18 71.62 80.26
-932
Installation Instructions
SAE and ISO parallel thread Fittings
1. Lubricate O-ring with a lubricant compatible with the O-ring material and the system fluid.
2. Back the locknut out.
3. Finger-tighten the fitting into the straight thread boss until the metal backup washer contacts the face of the boss.
4. Position the fitting by backing it out until the fitting end is positioned in the desired direction.
• No more than one turn backing out.
5. Hold the fitting in the direction and wrench-tighten the locknut until the washer contacts the face of the boss.
65 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Positionable 45° SAE Male Elbow(previously DLBS-U )
DLBS-UP
Connects fractional tube to SAE straight thread boss
Part No.
Tube O.D.
D in. mm
Straight
Thread
T(U)
E
Min.
H
Width across flat
H H
1 in.
mm in.
mm in.
mm
A B
ι ι
1
L L
1
K
DLBS4-4UP 1/4 6.35
7/16-20 4.82
1/2 12.70 9/16 14.28 9/16 14.28 15.24 17.78 18.28 9.90 25.65 25.65 16.51
O-Ring
Uniform
Size Number
-904
DLBS6-6UP 3/8 9.52
9/16-18 7.11
5/8 15.87 11/16 17.46 11/16 17.46 16.76 19.30 20.57 11.17 27.94 28.19 20.06
-906
DLBS8-8UP 1/2 12.70
3/4-16 10.41 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 21.84 12.70 32.00 32.25 25.65
-908
DLBS12-12UP 3/4 19.05 1-1/16-12 15.74 1-1/8 28.58 1-1/8 28.58 1-1/4 31.75 24.38 21.84 29.71 16.76 39.87 47.24 36.57
DLBS16-16UP 1 25.40 1-5/16-12 22.35 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 31.24 26.41 35.30 16.76 47.49 50.54 43.94
-912
-916
Positionable SAE Male Run Tee(previously DTRS-U )
DTRS-UP
Connects fractional tube to SAE straight thread boss
Part No.
DTRS4-4UP
DTRS6-6UP
DTRS8-8UP
Tube O.D.
D in.
mm
Straight
Thread
T(U)
E
Min.
1/4 6.35 7/16-20 4.82
1/2 h
Width across flat
H H
1 in.
mm in.
mm in.
mm
A B
ι ι
1
L L
1
K
12.70 9/16 14.28 9/16 14.28 15.24 17.78 21.08 9.90 28.44 28.44 16.51
3/8 9.52 9/16-18 7.11
5/8 15.87 11/16 17.46 11/16 17.46 16.76 19.30 24.63 11.17 32.00 32.25 20.06
1/2 12.70 3/4-16 10.41 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 27.43 12.70 37.59 37.84 25.65
DTRS12-12UP 3/4 19.05 1-1/16-12 15.74 1-1/8 26.98 1-1/8 28.58 1-1/4 31.75 24.38 21.84 31.24 16.76 41.40 48.76 36.57
DTRS16-16UP 1 25.40 1-5/16-12 22.35 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 31.24 26.41 38.35 16.76 50.54 50.54 43.94
DTRS20-20UP 1-1/4 31.75 1-5/8-12 27.68 1-11/16 42.86 1-7/8 47.63 1-7/8 47.63 41.14 38.86 45.72 16.76 67.81 58.16 54.86
DTRS24-24UP 1-1/2 38.10 1-7/8-12 33.90
2 50.80 2-1/4 57.15 2-1/8 53.98 50.03 45.21 50.80 16.76 77.97 60.45 62.23
DTRS32-32UP 2 50.80 2-1/2-12 45.97 2-3/4 69.85
3 76.20 2-3/4 69.85 67.56 62.73 69.85 16.76 107.18 71.62 80.26
O-Ring
Uniform
Size Number
-904
-906
-908
-912
-916
-920
-924
-932
Positionable SAE Male Branch Tee(previously DTBS-U )
DTBS-UP
Connects fractional tube to SAE straight thread boss
Part No.
DTBS 4-4UP
DTBS 6-6UP
DTBS 8-8UP
Tube O.D.
D in.
mm
Straight
Thread
T(U)
E
Min.
h
Width across flat
H H
1 in.
mm in.
mm in.
mm
A B
ι ι
1
L L
1
K
1/2 12.70 3/4-16 10.41 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 27.43 12.70 37.59 37.84 25.65
O-Ring
Uniform
Size Number
1/4 6.35 7/16-20 4.82
1/2 12.70 9/16 14.28 9/16 14.28 15.24 17.78 21.08 9.90 28.44 28.44 16.51
-904
3/8 9.52 9/16-18 7.11
5/8 15.87 11/16 17.46 11/16 17.46 16.76 19.30 24.63 11.17 32.00 32.25 20.06
-906
-908
DTBS 12-12UP 3/4 19.05 1-1/16-12 15.74 1-1/16 26.98 1-1/8 28.58 1-1/4 31.75 24.38 21.84 31.24 16.76 41.40 48.76 36.57
-912
DTBS 16-16UP 1 25.40 1-5/16-12 22.35 1-3/8 34.92 1-1/2 38.10 1-1/2 38.10 31.24 26.41 38.35 16.76 50.54 53.59 43.94
-916
DTBS 20-20UP 1-1/4 31.75 1-5/8-12 27.68 1-11/16 42.86 1-7/8 47.63 1-7/8 47.63 41.14 38.86 45.72 16.76 67.81 58.16 54.86
-920
DTBS 24-24UP 1-1/2 38.10 1-7/8-12 33.90
2 50.80 2-1/4 57.15 2-1/8 53.98 50.03 45.21 50.80 16.76 77.97 60.45 62.23
-924
DTBS 32-32UP 2 50.80 2-1/2-12 45.97 2-3/4 69.85
3 76.20 2-3/4 69.85 67.56 62.73 69.85 16.76 107.18 71.62 80.26
-932
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
66
Valves
Positionable Male Elbow ISO Parallel thread
DLM-GP
Connects fractional tube to ISO parallel thread
Part No.
Tube O.D.
D in.
mm
T
G(PF)
E
Min.
in.
h mm
Width across flat in.
H mm in
H
1 mm
A B
ι ι
1
L L
1
K
1/4 6.35
1/8 4.06
1/2 12.70 9/16 14.28 9/16 14.28 15.24 17.78 19.6 8.12 26.92 26.42 15.20
DLM4-2GP
DLM4-4GP
DLM6-4GP
DLM6-6GP
DLM8-4GP
DLM8-6GP
DLM8-8GP
1/4 6.35
1/4 4.82
5/8 15.87 11/16 17.46 3/4 19.05 15.24 17.78 21.6 9.14 28.95 32.30 20.30
3/8 9.52
1/4 5.84
5/8 15.87 11/16 17.46 3/4 19.05 16.76 19.30 23.1 9.14 30.48 32.30 20.30
3/8 9.52
3/8 7.11 13/16 20.64 11/16 17.46 3/4 19.05 16.76 19.30 25.9 9.39 33.27 37.10 24.40
1/2 12.70 1/4 5.84 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 25.9 9.14 36.06 35.10 20.30
1/2 12.70 3/8 7.87 13/16 20.64 7/8 22.22 7/8 22.22 22.86 21.84 25.9 9.39 36.06 37.10 24.40
1/2 12.70 1/2 10.41 15/16 23.81 7/8 22.22 1-1/16 26.98 22.86 21.84 27.9 12.95 38.10 43.40 29.50
DLM12-8GP 3/4 19.05 1/2 11.93 1-1/16 26.98 1-1/8 28.57 1-1/16 26.98 24.38 21.84 29.7 12.95 39.87 45.21 29.50
DLM12-12GP 3/4 19.05 3/4 15.74 1-1/16 26.98 1-1/8 28.57 1-3/8 34.92 24.38 21.84 29.7 12.95 39.87 48.77 36.30
DLM16-16GP 1 25.40
1 19.81 1-3/8 34.92 1-1/2 38.10 1-5/8 41.28 31.24 26.41 36.8 13.97 49.02 53.60 46.20
O-Ring
Uniform
Size Number
P8
-111
-111
-113
-111
-113
P18
P18
-119
-217
Connects metric tube to ISO parallel thread
Part No.
DLM6M-2GP
DLM6M-4GP
DLM6M-6GP
DLM8M-2GP
DLM8M-4GP
DLM10M-4GP
DLM10M-6GP
DLM12M-4GP
DLM12M-6GP
DLM12M-8GP
Tube O.D.
D
8
10
10
12
12
12
6
8
6
6
T
G(PF)
1/4
1/4
3/8
1/4
1/8
1/4
3/8
1/8
3/8
1/2
E
Min.
Width across flat h H H
1
A B
ι ι
1
L L
1
K
4.0
12.7
14 14.28
15.3
17.7
19.6
8.1
27.0
26.4 15.20
4.8
15.8
14 19.05
15.3
17.7
21.6
9.1
29.0
32.3 20.30
4.8
20.6
14 22.22
15.3
17.7
24.4
9.4
31.8
37.1 24.40
4.0
14.2
16 14.28
16.2
18.6
21.3
8.1
28.8
27.4 15.20
5.9
15.8
16 19.05
16.2
18.6
22.4
9.1
29.9
32.2 20.30
5.9
20.6
19 19.05
17.2
19.5
25.9
9.1
33.5
35.0 20.30
7.9
20.6
19 22.22
17.2
19.5
25.9
9.4
33.5
37.1 24.40
5.9
20.6
22 19.05
22.8
22.0
25.9
9.1
36.0
35.0 20.30
7.9
20.6
22 22.22
22.8
22.0
25.9
9.4
36.0
37.1 24.40
9.5
23.8
22 26.98
22.8
22.0
27.9
13.0
38.0
43.4 29.50
O-Ring
Uniform
Size Number
P8
-111
-113
P8
-111
-113
-111
-113
-113
P18
67 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Male Pipe Weld Connector
DCW
Connects fractional tube to pipe
Part No.
DCW2-2P
DCW3-2P
DCW4-2P
DCW4-4P
DCW5-2P
DCW5-4P
DCW6-4P
DCW6-6P
Tube O.D.
D in.
Male Pipe Size
P mm Nom.
O.D.
1/8 3.17
1/8 10.29
3/16
1/4
1/4
5/16
5/16
3/8
3/8
3/8
1/2
4.76
6.35
6.35
7.93
7.93
9.52
9.52
9.52
1/8
1/8
1/4
1/8
1/4
1/4
3/8
1/2
12.70
3/8
10.29
10.29
13.72
10.29
13.72
13.72
17.15
21.34
E
Min.
2.28
3.04
4.82
4.82
5.08
6.35
7.11
in.
7/16
7/16
1/2
9/16
9/16
9/16
5/8 h
Width across flat mm in.
H mm
A B
ι
11.11
7/16 11.11
12.70
15.24
23.87
ι
1
L
11.11
1/2
12.70
9/16
12.70
13.71
16.00
24.63
14.28
15.24
17.78
25.40
9.65
9.65
9.65
31.24
31.24
32.76
14.28
9/16 14.28
15.24
17.78
30.48
14.22
37.84
14.28
14.28
5/8
5/8
15.87
15.87
16.25
16.25
18.54
18.54
26.67
31.24
9.65
14.22
34.03
38.60
15.87
11/16 17.46
16.76
19.30
32.51
14.22
39.87
7.11
11/16 17.46
11/16 17.46
16.76
19.30
32.51
14.22
39.87
7.11
7/8 22.22
11/16 17.46
16.76
19.30
38.86
11.05
43.23
17.15
10.41
13/16 20.64
7/8 22.22
22.86
21.84
33.27
14.22
43.43
DCW6-8P
DCW8-6P
DCW8-8P
DCW8-12P
DCW10-8P
DCW12-12P
1/2
1/2
5/8
3/4
12.70
12.70
15.87
19.05
1/2
3/4
1/2
3/4
21.34
26.67
21.34
26.67
10.41
10.41
12.70
15.74
7/8
1-1/16
15/16
1-1/16
22.22
26.98
23.81
26.98
7/8
7/8
1
1-1/8
22.22
22.22
25.40
28.58
22.86
22.86
24.38
24.38
21.84
21.84
21.84
21.84
38.86
40.38
38.86
40.38
19.05
19.05
19.05
19.05
49.02
50.54
49.02
50.54
DCW16-16P 1 25.40
1 33.40
22.35
1-3/8 34.92
1-1/2 38.10
31.24
26.41
50.03
23.87
62.23
DCW20-20P 1-1/4 31.75
1-1/4 42.16
27.68
1-3/4 44.45
2 50.80
41.14
38.86
55.11
23.87
77.21
DCW24-24P 1-1/2 38.10
1-1/2 48.26
34.03
2-1/8 53.98
2-1/4 57.15
50.03
45.21
61.72
26.16
88.90
DCW32-32P 2 50.80
2 60.33
47.75
2-3/4 69.85
3 76.20
67.56
62.73
76.20
26.92
113.53
Connects metric tube to pipe
Part No.
DCW3M-2P
DCW4M-2P
DCW6M-2P
DCW6M-4P
DCW8M-2P
DCW8M-4P
DCW8M-8P
DCW10M-4P
DCW10M-6P
DCW10M-8P
DCW12M-4P
DCW12M-6P
DCW12M-8P
DCW14M-6P
DCW15M-8P
DCW16M-8P
DCW18M-8P
DCW32M-20P
DCW38M-24P
Tube O.D.
D
12
14
15
16
10
10
12
12
18
32
38
8
10
8
8
6
6
3
4
3/8
1/2
3/8
1/2
1/4
3/8
1/2
1/4
Male Pipe Size
P
Nom.
1/8
O.D.
10.29
1/8
1/8
10.29
10.29
1/4
1/8
1/4
1/2
13.72
10.29
13.72
21.34
1/2
1/2
1-1/4
1-1/2
21.34
21.34
42.16
48.26
13.72
17.15
21.34
13.72
17.15
21.34
17.15
21.34
E
Min.
9.5
10.3
11.9
12.7
7.9
7.9
7.1
9.5
5.1
6.4
6.4
7.1
2.4
2.4
4.8
4.8
13.5
28.6
33.7
Width across flat
22
22
24
24
18
18
22
22
24
27
46
55
14
15
15
22 h
12
12
14
22
22
25
25
19
19
19
22
25
30
50
60
14
16
16
16
H
12
12
14
B
19.5
19.5
22.0
22.0
22.0
22.0
22.0
22.0
15.3
16.1
17.7
17.7
18.6
18.6
18.6
19.5
22.0
41.6
47.9
A
17.2
17.2
22.8
22.8
22.8
24.4
24.4
24.4
12.9
13.7
15.3
15.3
16.2
16.2
16.2
17.2
24.4
42.0
49.4
ι ι
1
14.2
19.0
14.2
14.2
19.0
14.2
19.0
19.0
9.7
9.7
9.7
14.2
9.7
14.2
19.0
14.2
19.0
23.9
26.2
32.5
38.1
33.3
33.3
38.1
34.0
38.9
38.9
23.1
24.1
25.4
30.2
26.7
31.2
37.3
33.3
40.4
56.6
64.0
L
40.1
45.7
43.4
43.4
48.2
44.1
49.0
49.0
29.7
30.7
32.8
37.6
34.2
38.7
44.8
40.9
50.5
79.6
91.6
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
68
Valves
Male Pipe Weld Elbow
DLW
Connects fractional tube to pipe
Part No.
DLW2-2P
DLW4-4P
DLW6-4P
DLW8-8P
DLW12-12P
Tube O.D.
D in.
Male Pipe Size
P mm Nom.
O.D.
1/8 3.17
1/8
E
Min.
10.29
4.82
1/4 6.35
3/8 9.52
1/2
3/4
12.70
19.05
1/4
1/4
1/2
3/4
13.72
13.72
4.82
7.11
in.
1/2
1/2
5/8 h
Width across flat mm in.
H A B
ι ι
1
L L
1 mm
12.70
9/16 14.28
15.24 17.78
19.55
9.65
26.92
18.79
12.70
9/16 14.28
15.24 17.78
19.55
14.22 26.92
23.36
15.87
11/16 17.46
16.76 19.30
23.11
14.22 30.48
25.40
21.34
10.41
13/16 20.64
7/8 22.22
22.86 21.84
25.90
19.05 36.06
33.02
26.67
15.74 1-1/16 26.98
1-1/8 28.58
24.38 21.84
29.71
19.05 39.87
36.83
Tube Socket Weld Connector
DCSW
Connects fractional tubes
Part No.
DCSW2-2
DCSW4-4
DCSW6-6
DCSW8-8
DCSW12-12
DCSW16-16
Tube O.D.
D in.
mm
1/8 3.17
1/4
3/8
1/2
6.35
9.52
E
Min.
2.28
4.82
11.17
1/2
7.11
D
1
7.87
15.74
in.
7/16
5/8 h
Width across flat
H mm
11.11
12.70
15.87
11/16 17.46
16.76
19.30
30.22
11.93
12.70
10.41
19.05
13/16 20.64
in.
7/16
9/16
7/8
A B
ι ι
1 mm
11.11
12.70
15.24
22.35
8.63
14.28
15.24
17.78
26.16
10.41
ι
2
L
6.35
28.95
7.87
33.52
9.65
37.59
22.22
22.86
21.84
30.98
11.93
12.70
41.14
3/4
1
19.05
15.74
26.67 1-1/16 26.98
1-1/8 28.58
24.38
21.84
33.27
11.93
14.22
43.43
25.40
22.35
33.27
1-3/8 34.92
1-1/2 38.10
31.24
26.41
40.38
14.22
19.05
52.57
69
DK-Lok Welding Information
DK-Lok weld ends are constructed to SCH. 80 or greater.
1. Remove the nut and ferrules from the DK-Lok port.
• This protects the nut and ferrules from weld heat.
2. Cover the DK-Lok port threads with a protective device such as DK-Lok Plug (DP).
• This protects threads and sealing surface on the DK-Lok port.
• Finger-tighten the DP to use it many times.
3. Tack weld at four positions 90 degree apart.
• This holds the fitting in alignment and concentricity.
4. Complete the welding.
5. Remove the protective device and replace the nut and ferrules.
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Tube Socket Weld Elbow
DLSW
Connects fractional tubes
Part No.
DLSW4-4
DLSW6-6
DLSW8-8
DLSW12-12
DLSW16-16 in.
1/4
Tube O.D.
D
3/8 mm
6.35
9.52
E
Min.
4.82
7.11
D
1 in.
12.70
1/2
15.74
5/8 h mm in.
12.70
9/16
ι ι
15.87
11/16 17.46
16.76
19.30
23.11
9.65
30.48
1/2 12.70
10.41
20.57
13/16 20.64
7/8
H mm
14.28
22.22
A
15.24
22.86
B
17.78
21.84
19.55
25.90
1
7.87
12.70
L
1
26.92
36.06
3/4 19.05
15.74
26.92 1-1/16 26.98
1-1/8 28.58
24.38
21.84
29.71
14.22
39.87
1 25.40
22.35
35.05
1-3/8 34.93
1-1/2 38.10
31.24
26.41
36.83
19.05
49.02
L
2
19.55
23.11
25.90
29.71
36.83
Welding Bulkhead Union
DBUW
Connects fractional tubes
Part No.
DBUW-4
DBUW-6
DBUW-8 in.
1/4
Tube O.D.
D
3/8
1/2 mm
6.35
9.52
12.7
E
Min.
4.8
7.1
10.41
A
Diameter
16.0
19.0
22.0
in.
9/16
11/16
7/8
H mm
14.28
17.46
22.22
ι
80.0
80.0
80.0
L
115.4
118.4
124.0
Plug
DP
Plugs metric DK-Lok Port
Part No.
DP-2M
DP-3M
DP-4M
DP-6M
DP-8M
DP-10M
DP-12M
DP-15M
Tube
O.D.
D
8
10
12
15
4
6
2
3
Width across
Part No.
Tube
O.D.
D
H
12 DP-16M 16
12 DP-18M 18
12 DP-20M 20
14 DP-22M 22
16 DP-25M 25
19 DP-28M 28
22 DP-32M 32
25 DP-38M 38
Width across
32
38
46
50
60
H
25
30
32
DP-1
DP-2
DP-3
DP-4
DP-5
DP-6
DP-8
DP-10
DP-12
DP-14
DP-16
DP-20
DP-24
DP-32
Plugs fractional DK-Lok port
Part
No.
1/8
3/16
1/4
5/16
3/8
1/2
5/8
3/4 in.
1/16
Tube O.D.
D mm
1.59
3.17
4.76
7/8
1
1-1/4
1-1/2
2
6.35
7.93
9.52
12.70
15.87
19.05
22.22
25.40
31.75
38.10
50.80
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3 in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
H
25.40
28.58
31.75
38.10
47.63
57.15
76.20
mm
7.93
11.11
12.70
14.28
15.87
17.46
22.22
www.dklok.com
for plugging unused
Installation Instructions
Plug is for plugging un-used DK-Lok port.
1. Remove the nut and ferrules from
2. Finger-tighten the plug.
3. Tighten the plug 1/4 turn beyond wrench.
• Do not tighten 1 1/4 turns as this has machined ferrule not the standard ferrules.
• Tighten 1/8 turn for 1/16, 1/8, and
3/16 in.; 2, 3, and 4 mm Tube Fittings.
70
Valves
Cap
DC
71
DC-1
DC-2
DC-3
DC-4
DC-5
DC-6
DC-8
DC-10
DC-12
DC-14
DC-16
DC-20
DC-24
DC-32
Caps fractional tube end
Part No.
5/8
3/4
7/8
1
1-1/4
1-1/2
2 in.
1/16
1/8
3/16
1/4
5/16
3/8
1/2
Tube O.D.
D
15.87
19.05
22.22
25.40
31.75
38.10
50.80
mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
Caps metric tube ends
Part No.
DC-2M
DC-3M
DC-4M
DC-6M
DC-8M
DC-10M
DC-12M
DC-15M
DC-16M
DC-18M
DC-20M
DC-22M
DC-25M
DC-28M
DC-32M
DC-38M
20
22
25
28
12
15
16
18
32
38
Tube O.D.
D
2
3
8
10
4
6
Installation Instructions
15/16
1-1/16
1-3/16
1-3/8
1-3/4
2-1/8
2-3/4 in.
5/16
7/16
7/16
1/2
9/16
5/8
13/16 h
24
27
30
30
15
18
22
24
35
41
46
55
12
12
12
14
Width across flat h H
12
19
22
25
25
12
12
14
16
46
50
60
30
32
32
38
Width across flat
23.81
26.98
30.16
34.92
44.45
53.98
69.85
mm
7.93
11.11
11.11
12.70
14.28
15.87
20.63
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3 in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
H
25.40
28.57
31.75
38.10
47.63
57.15
76.20
mm
7.93
11.11
12.70
14.28
15.87
17.46
22.22
A
24.4
24.4
26.0
26.0
31.3
36.6
42.0
49.4
12.9
12.9
13.7
15.3
16.2
17.2
22.8
24.4
A
8.63
12.70
13.71
15.24
16.25
16.76
22.86
24.38
24.38
25.90
31.24
41.14
50.15
67.56
B
22.0
22.0
22.0
22.0
26.5
36.6
41.6
47.9
15.3
15.3
16.1
17.7
18.6
19.5
22.0
22.0
ι
ι
11.20
13.46
14.73
16.00
17.01
18.28
19.05
19.81
21.33
23.87
26.16
31.24
37.33
49.27
19.8
21.3
23.9
23.9
26.2
27.7
32.8
37.8
13.5
13.5
14.7
15.7
17.0
19.0
19.0
19.8
B
10.92
15.24
16.00
17.78
18.54
19.30
21.84
21.84
21.84
21.84
26.41
38.86
45.21
62.73
for capping tube end
Cap
DK-Lok Cap is for capping tubing end
1. Insert tube end into the cap
• Make sure tube end bottoms on the shoulder of the cap.
2. Finger-tighten the nut
3. Wrench-tighten the nut 1 1/4 turns beyond the finger tight position, keeping the body steady with a backup wrench.
• Tightens 3/4 turns for 1/16, 1/8, and 3/16 in.; 2,3, and 4mm fittings.
• For re-use, see re-assembly instruction
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
L
14.18
20.06
21.33
23.26
24.38
25.65
29.21
29.97
31.49
34.03
38.35
53.34
64.51
86.61
L
29.9
31.4
34.0
34.0
38.5
48.5
55.8
65.4
20.1
20.1
21.3
23.1
24.5
26.6
29.1
29.9
www.dklok.com
Valves
DK-Lok Tube Fitting
Tube Insert
DI
Installation Instructions
Tube Insert for Nyion or sorft Plastic Tubing
Fractional
Part No.
DI3-2
DI4-2
DI4-3
DI5-2
DI5-3
DI5-4
DI6-3
DI6-4
DI8-4
DI8-6
DI10-6
DI10-8
DI12-8
DI12-10
DI16-12
D (Tube OD) in.
3/16
1/4
1/4
5/16
5/16
5/16
3/8
3/8
1/2
1/2
5/8
5/8
3/4
3/4
1
Plastic Tube
9.52
12.7
12.7
15.87
15.87
19.05
19.05
25.4
mm
4.76
6.35
6.35
7.93
7.93
7.93
9.52
D
1
(Tube ID) in.
1/8
1/8
3/16
1/8
3/16
1/4
3/16
1/4
1/4
3/8
3/8
1/2
1/2
5/8
3/4
6.35
6.35
9.52
9.52
12.70
12.70
15.87
19.05
mm
3.17
3.17
4.76
3.17
4.76
6.35
4.76
E
4.82
7.87
7.87
11.17
11.17
14.22
17.52
2.28
2.28
3.55
2.28
3.04
4.82
3.04
4.82
DK-Lok tube insert supports the soft plastic tube internally.
This helps the soft tube to connect to DK-Lok port with no collapse.
1. Fully insert the tube insert into the soft plastic tube end. .
2. Insert the soft tube end into the DK-Lok port.
3. Finger-tighten the nut.
4. Tighten the nut 1 1/4 turns with a wrench, keeping the body steady with a backup wrench.
• Tighten 3/4 turn for 3/16 in. fittings.
Metric
Part No.
DI6M-4M
DI8M-6M
DI10M-8M
DI12M-8M
DI12M-10M
Plastic Tube
D (Tube OD) D
1
(Tube ID)
6 4
8
10
6
8
12
12
8
10
E
2.8
4.4
6.4
6.4
8.3
Fuse Plug
DFA
Fuse Plug Fuse Plug Assembly
DK-Lok fuse plug is applicable where heat could initiate fire or an explosive chemical reaction. Fuse plug alloy metal melts or yields at the rated temperature. This is designed to use with DK-Lok port 3/8 in. OD.
• Maximum applicable instrument pressure: 10 bar (145 psig)
Connects DK-Lok port 3/8 in. OD
Part No.
DFA-6-160-S
DFA-6-201-S
DFA-6-255-S
DFA-6-281-S in.
3/8
3/8
3/8
3/8
Tube O.D. D mm
9.52
9.52
9.52
9.52
Temperature
Designator
160
201
255
281
Nominal Temperature Rating
160°F (71°C)
201°F (94°C)
255°F (124°C)
281°F (138°C)
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
72
Vent Protector
DMD
Valves
Connects to Female NPT thread
Part No.
DMD-4N
DMD-6N
DMD-8N
DMD-12N
T
(NPT)
1/4
3/8
1/2
3/4
E
Min.
7.11
10.40
12.70
16.00
in.
9/16
11/16
7/8
1-1/16
H mm
L L
1
15.87
20.57
14.22
17.46
20.57
14.22
23.81
26.92
19.05
26.98
28.70
19.05
Construction with bored-through pipe plug and stainless steel
40 x 40 mesh, 0.010 in. diameter.
DK-Lok vent protector known as bug protector protects foreign particles like insects or debris from entering open ends of instruments or outlet vents.
Calibration Fittings
DPCM
DP Transmitter Calibration fittings
DK-Lok Calibration fitting connects directly to the bleed port of a differential pressure transmitter. This helps simplify the calibration process. Two sizes of threads are available to fit the vent port of Yokogawa/Rosemount, and Honeywell differential pressure transmitters. The conical metal-to-metal sealing face on the straight thread requires no PTFE tape.
2U thread calibration fitting for
Yokogawa/Rosemount DP transmitters
1U thread calibration fitting for
Honeywell DP transmitters
Part No.
DPCM 4-1U-S
DPCM 4-2U-S
Tube O.D.
D in.
mm
1/4
1/4
6.35
6.35
Straight
Thread
T(U)
1/4-28
5/16-24
E
4.8
4.8
E
1
Min.
1.5
1.5
in.
1/2
1/2 h
Width across flat
H mm
12.7
12.7
in.
9/16
9/16 mm
14.28
14.28
A B L L
1
15.24
17.78
43.08
19.90
15.24
17.78
59.23
35.75
73 All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Dielectric Fittings
DEU
Materials & Technical Information
• Insulator: Molded Thermoplastic
• Standard O-ring & Back Up Ring : 90 Durometer FKM / Virgin PTFE for Temperature Rating of -40 to 200 ℉ (-40 to 93 ℃ )
• Optional Application : Low Temperature Rating of -76 to 200 ℉ (-60 to 93 ℃ )
• Pressure Rating: 4,000 psig (275 bar) @ 70 ℉ (21 ℃ )
• Electrical Resistance at 70 ℉ (21 ℃ ): 10x106Ω @ 10 Volts DC, voltage breakdown resistance 3,000 Volts DC.
• Body, Ferrules, Nuts: Stainless Steel 316
Ordering Information
To order, select Part Number listed below. Example : DEU10M-S
To order Low Temperature(-60C) application, Insert designator –LT (Low Temperature) into the basic Part Number.
Example: DEU10MLT -S
Part No.
DEU4
DEU6
DEU8
DEU10M
1/4
3/8
1/2
DEU12M
DEMC6-4N 3/8
Special Internal Bore
1/2 DEU8-E10M
DEU6M-E4M
DEU8M-E6M
DEU10M-E8M
DEU12M-E10M
DEU14M-E10M
Tube O.D.
D in.
Pipe
Thread mm T(NPT)
6.35
9.52
12.7
10.0
12.0
9.52
12.7
6.00
8.00
10.00
12.00
14.00
1/4 in
0.28
E
Min.
mm
7.1
A
17.03
L
106.2
16.87
99.72
L
-
1
0.19
4.8
15.21
100.8
70.3
16.78
104.3
70.8
h
Width across flat
H
5/8 15.87 11/16 17.46
22.85
110.9
65.2
13/16 20.6
7/8 22.22
72.2
21.84
109.4
65.7
18
22
19
22
5/8 15.87 11/16 17.46
H
1
7/8 22.22
H
2 in.
mm in mm in.
mm in.
mm
1/2 12.7 9/16 14.28
13/16 20.64
22
13/16 20.64
10.0
22.84
111.4
65.7
4.0
15.23
100.8
70.3
6.0
16.00
104.20 72.20
8.0
17.03
106.20 72.10
10.0
21.84
109.42 65.73
10.0
24.4
113.1
64.2
20.64
14
15
18
22
24
22.22
1 25.4
7/8 22.22
14 7/8 22.22 13/16 20.64
16 7/8 22.22 13/16 20.64
19
22
25
1
1
1
25.40
25.40
25.4
22
22
24
Di-electric tube fitting is designed to apply where electrical current flowing through a pipe or tubing line must be interrupted to protect instruments.
Di-electric Tube fitting is commonly used in the natural gas transmission station where installed on impulse lines ahead of stations.
This fitting interrupts cathodic current flow while permitting full fluid flow.
GAS TRANSMISSION TYPICAL APPLICATION
Function
• The insulation function is performed by thermoplastic insulators.
• FKM O-ring and PTFE back up ring provide fluid containment function within the fitting.
• DK-Lok twin ferrule system provides reliable sealing in the impulse line tubing.
Caution
This “NO wrenching label” is placed on the insulation section hex.
This insulation connection must not be disconnected.
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
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74
Valves
Sanitary Fitting
DSFC
Part No.
DSFC4-8SC
DSFC4-12SC
DSFC4-16SC
DSFC4-24SC
DSFC6-8SC
DSFC6-12SC
DSFC6-16SC
DSFC6-24SC
DSFC8-8SC
DSFC8-12SC
DSFC8-16SC
DSFC8-24SC
DSFC16-16SC
DSFC16-32SC
1/2
1/2
1
1
Tube O.D. in.
1/4
1/4
1/4
1/4
3/8
3/8
3/8
3/8
D
Flange
Size mm
6.35
6.35
6.35
1/2
3/4
1
6.35
1 1/2
9.52
9.52
9.52
1/2
3/4
1 d min.
4.8
4.8
4.8
4.8
7.11
7.11
7.11
1
1
1-3/8 h
Width across flat
25.4
34.92
11/16
11/16
H
17.46
17.46
A
16.76
16.76
B in.
1
1 mm
25.4
25.4
in.
9/16
9/16 mm
14.28
14.28
15.24
15.24
17.78
17.78
9.4
15.7
1-3/8 34.92
9/16 14.28
15.24
17.78
22.1
1-3/8 34.92
9/16 14.28
15.24
17.78
34.8
19.3
25.4
11/16 17.46
16.76
19.3
19.3
9.52
1 1/2 7.11
1-3/8 34.92
11/16 17.46
16.76
19.3
F
9.4
15.7
22.1
34.8
1/2
1/2
12.7
12.7
1/2
3/4
10.41
10.41
1
1
25.4
25.4
7/8
7/8
22.22
22.22
22.86
22.86
21.84
21.84
9.4
15.7
12.7
25.4
25.4
1
12.7
1 1/2 10.41
1-3/8 34.92
1
2
10.41
1-3/8 34.92
22.35
22.35
1-3/8
2-3/4
34.92
69.85
7/8
7/8
1-1/2
1-1/2
22.22
22.22
38.1
38.1
22.86
22.86
31.24
31.24
21.84
21.84
26.41
26.41
22.1
34.8
22.1
47.5
G ℓ L
24.9
32.64
39.9
24.9
32.64
39.9
50.3
32.64
39.9
50.3
32.64
39.9
24.9
34.08
41.4
24.9
34.08
41.4
50.3
34.08
41.4
50.3
34.08
41.4
24.9
34.05
44.2
24.9
34.05
44.2
50.3
34.05
44.2
50.3
34.05
44.2
50.3
36.32
48.5
64 51.02
63.2
Chromatography Fitting
DCHU
Materials & Technical Information
75
•
•
Useable for gas or liquid chromatography
• Material is stainless steel 316
- Bar stock: ASTM A276 TYPE316
- Forging: ASTM A182 F316
Available size are tube O.D 1/16
Ordering Information
To order, select part number listed below.
Part No.
Tube O.D.
DCHU-1
DCHT-1
1/16
1/16
E
0.3
(0.012)
0.3
(0.012)
A
-
16.75
(0.66)
B
15.5
(0.61)
15.5
(0.61)
L
33.5
(1.32)
33.5
(1.32)
All dimensions shown are for reference only and are subject to change.
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
Valves
DK-Lok Tube Fitting
Nut
DN
Fractional
Part No.
DN-1
DN-2
DN-3
DN-4
DN-5
DN-6
DN-8
DN-10
DN-12
DN-14
DN-16
DN-20
DN-24
DN-32
Ferrule Set
DFS
1/8
3/16
1/4
5/16
3/8
1/2
5/8
3/4 in.
1/16
Tube O.D.
D mm
1.59
3.17
4.76
7/8
1
1-1/4
1-1/2
2
6.35
7.93
9.52
12.70
15.87
19.05
22.22
25.40
31.75
38.10
50.80
With across flat
H in.
5/16
7/16
1/2
9/16
5/8
11/16
7/8
1
1-1/8
1-1/4
1-1/2
1-7/8
2-1/4
3 mm
7.93
11.11
12.70
14.28
15.87
17.46
22.22
25.40
28.57
31.75
38.10
47.63
57.15
76.20
L
7.90
11.93
11.93
12.70
13.46
14.22
17.52
17.52
17.52
17.52
20.57
31.75
38.10
52.32
Metric
Part No.
DN-2M
DN-3M
DN-4M
DN-6M
DN-8M
DN-10M
DN-12M
DN-15M
DN-16M
DN-18M
DN-20M
DN-22M
DN-25M
DN-28M
DN-32M
DN-38M
DN-42M
DN-50M
Nut-Ferrule Set
DFSN
20
22
25
28
12
15
16
18
Tube O.D.
D
2
3
4
6
8
10
32
38
42
50
With across flat
H
12
12
12
14
16
19
32
32
38
46
22
25
25
30
50
60
65
76.2
L
17.40
17.40
17.40
17.40
20.60
30.60
34.40
40.60
40.60
52.60
11.90
11.90
11.90
12.70
13.50
15.10
17.40
17.40
Fractional
Part No.
DFS-1
DFS-2
DFS-3
DFS-4
DFS-5
DFS-6
DFS-8
DFS-10 5/8 in.
1/16
1/8
3/16
1/4
5/16
3/8
1/2
DFS-12 3/4
DFS-14 7/8
DFS-16 1
DFS-20 1-1/4
DFS-24 1-1/2
DFS-32 2
Tube O.D.
D mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
15.87
19.05
22.22
25.40
31.75
38.10
50.80
Metric
Part No.
DFS-2M
DFS-3M
DFS-4M
DFS-6M
DFS-8M
DFS-10M
DFS-12M
DFS-14M
DFS-15M
DFS-16M
DFS-18M
DFS-20M
DFS-22M
DFS-25M
DFS-28M
DFS-30M
DFS-32M
DFS-38M
DFS-42M
DFS-50M
Tube O.D.
22
25
28
30
15
16
18
20
32
38
42
50
8
10
12
14
4
6
2
3
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
Fractional
Part No.
DFSN-1
DFSN-2
DFSN-3
DFSN-4
DFSN-5
DFSN-6
DFSN-8
DFSN-10
DFSN-12
DFSN-14
DFSN-16
DFSN-20
DFSN-24
DFSN-32
Tube O.D.
in.
1/16
1/8
3/16
1/4
5/16
3/8
1/2
5/8
3/4
7/8
1
1-1/4
1-1/2
2 www.dklok.com
Metric
Part No.
DFSN-2M
DFSN-3M
DFSN-4M
DFSN-6M
DFSN-8M
DFSN-10M
DFSN-12M
DFSN-14M
DFSN-15M
DFSN-16M
DFSN-18M
DFSN-20M
DFSN-22M
DFSN-25M
DFSN-28M
DFSN-30M
DFSN-32M
DFSN-38M
DFSN-42M
DFSN-50M
Tube O.D.
22
25
28
30
15
16
18
20
32
38
42
50
8
10
12
14
4
6
2
3
76
Valves
Front Ferrule
DFF
Back Ferrule
DFB
Fractional
Part No.
DFF-1
DFF-2
DFF-3
DFF-4
DFF-5
DFF-6
DFF-8
Metric
Part No.
DFF-2M
DFF-3M
DFF-4M
DFF-6M
DFF-8M
DFF-10M
DFF-12M
DFF-15M
DFF-16M
1/8
3/16
1/4
5/16
3/8
1/2 in.
1/16
Tube O.D.
D mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
Tube O.D.
2
3
4
6
8
10
12
15
16
Part No.
DFF-10
DFF-12
DFF-14
DFF-16
DFF-20
DFF-24
DFF-32
Part No.
DFF-18M
DFF-20M
DFF-22M
DFF-25M
DFF-28M
DFF-32M
DFF-38M
DFF-42M
DFF-50M
3/4
7/8
1
1-1/4
1-1/2
2 in
5/8
Tube O.D.
D mm
15.87
19.05
22.22
25.40
31.75
38.10
50.80
Tube O.D.
18
20
22
25
28
32
38
42
50
Fractional
Part No.
DFB-1
DFB-2
DFB-3
DFB-4
DFB-5
DFB-6
DFB-8
Metric
Part No.
DFB-2M
DFB-3M
DFB-4M
DFB-6M
DFB-8M
DFB-10M
DFB-12M
DFB-15M
DFB-16M
1/8
3/16
1/4
5/16
3/8
1/2 in.
1/16
Tube O.D.
D mm
1.59
3.17
4.76
6.35
7.93
9.52
12.70
Tube O.D.
2
3
4
6
8
10
12
15
16
Part No.
DFB-10
DFB-12
DFB-14
DFB-16
DFB-20
DFB-24
DFB-32
Part No.
DFB-18M
DFB-20M
DFB-22M
DFB-25M
DFB-28M
DFB-32M
DFB-38M
DFB-42M
DFB-50M
3/4
7/8
1
1-1/4
1-1/2
2 in.
5/8
Tube O.D.
D mm
15.87
19.05
22.22
25.40
31.75
38.10
50.80
Tube O.D.
18
20
22
25
28
32
38
42
50
77
Preswaging Tool
DPS
Fractional DK-Lok
Part No.
DPS-4-C
DPS-5-C
DPS-6-C
DPS-8-C
DPS-12-C
Tube O.D.
1/4
5/16
3/8
1/2
3/4
Metric DK-Lok
Part No.
DPS-3M-C
DPS-6M-C
DPS-8M-C
DPS-10M-C
DPS-12M-C
DPS-16M-C
DPS-18M-C
DPS-20M-C
Tube O.D.
3
6
8
10
12
16
18
20
Operation Instructions
Pre-swaging Tool(DPS) Operation on Pre-Swaging Tool
1. Clamp the DPS on the VISE steadily.
2. Install the DK-Lok nut, ferrules onto the tubing.
3. Insert the loose ferrules and loose nut installed tubing end into the DPS until it is bottomed on the shoulder of the DPS.
4. Finger-tighten the nut.
5. Scribe the nut at the 6 o’clock position.
6. Wrench-tighten the nut 1 1/4 turns to the 9 o’clock position.
• Tighten the nut 3/4 turn to the 3 o’clock position for 1/16, 1/8, and 3/16 in.; 2, 3, and 4mm Tube Fittings.
7. Un-thread the nut.
8. Remove the tubing pre-swaged ferrules from the DPS.
• In case the tubing is difficult to remove from DPS, gently rock the tubing back and forth. Do not rotate the tubing.
Assembly on Fitting
1.
2. Hand-tighten the nut.
3. Wrench-tighten the nut to the previously pulled-up position; at this point, a sharp rise in torque is felt.
4. Tighten slightly with a wrench.
Valves
DK-Lok Tube Fitting
Gap Gauge
DIG
This no-go gap gauge is useful tool to inspect the DK-Lok initially pulled-up.
Operation Instructions
On initial assembly, apply DK-Lok no-go gap inspection gauge to make sure that the make-up distance is sufficiently pulled-up.
Refer to Fig 1.
1. The gap gauge does not fit the gap between the nut and the body hex.
This ensures that the fitting is sufficiently tightened on initial assembly.
Refer to Fig 2.
2. The gap gauge fits the gap between the nut and the body hex.
The fitting requires an additional tightening.
Part No
DIG-46812
DIG-5
DIG-12
DIG-16
Tube Depth Marking Tool
DTM
Marking on tubing prior to make-up with DK-Lok.
Fitting Size in
This gauge works on eight sizes
1/4, 3/8, 1/2, and 3/4.
5/16
3/4
1 mm
6, 10, 12, and 18
-
-
25
Operation Instruction
1. Insert tubing into DTM untilit is bottomed on tool.
2. Mark the tube at the top of the DTM with a pen.
3. Remove the tube from the DTM and insert into DK-Lok fitting untilit is bottomed on the shoulder of the fitting body.
4. If the marking can be seen above the fitting nut, it indicates the tube not fully bottomed inside the fitting.
Fractional
Part No.
DTM-4-C
DTM-6-C
DTM-8-C
DTM-10-C
DTM-12-C
DTM-16-C
Tube O.D. (in.)
1/4
3/8
1/2
5/8
3/4
1
Metric
Part No.
DTM-6M-C
DTM-8M-C
DTM-10M-C
DTM-12M-C
DTM-16M-C
DTM-25M-C
Tube O.D.(mm)
6
8
10
12
16
25
Units
Pre-Swaging
Pre-swaging DK-Lok ferrules onto tubing.
in. mm
1/2, 5/8, 3/4, 1, 1 1/4, 1 1/2, and 2.
12, 14, 15, 16, 18, 20, 22, 25, 28,
30, 32, 38, 42 and 50.
Pre-swaging unit must be used to install 1 1/4, 1 1/2, and 2 in. and
28, 30, 32, and 38 mm fittings
Contact DK-Lok authorized distributor for operating manuals of
DHA-2A and DES-1A
Hydraulic Swaging Unit
DHS-2A
Electric Swaging Unit
DES-1A
All dimensions are in millimeters unless otherwise specified and only for reference subject to change.
www.dklok.com
78
79
Hand Tube Bender
DHTB
DK-Lok hand tube benders provide consistent, high-quality bends in tubing made from materials that can be used with
DK-Lok tube fittings.
Technical Information
• For 1/4” to 1/2” and 6mm to 12mm O.D. tubing.
• Accurate and tight bends up to 180° in stainless steel and other tough metals.
• Rollers reduce friction and bending effort; eliminate scoring of tubing.
• Vise lug for mounting in vise.
• Durable nickel finish.
Fractional
Part No.
DHTB-4
DHTB-6
DHTB-8
Tube O.D. (in.)
1/4
3/8
1/2
Bend Radius (in.)
9/16
15/16
1-1/2
Metric
Part No.
DHTB-6M
DHTB-8M
DHTB-10M
DHTB-12M
Tube O.D. (mm)
6
8
10
12
Bend Radius (mm)
15
24
24
38
Tube Cutter
DTC
DK-Lok tube cutter cuts stainless steel, soft copper, and tubing from 1/8 to 1 1/8 in. and 4 to 28mm outside diameter.
Technical Information
• Enclosed hardened steel, thrust bearing, feed mechanism for smoothest cutting
action and trouble free operation.
• Rugged aluminum alloy body designed for handing ease.
• Body is hand buffed and nickel chrome plated to a high-luster finish.
• Rollers feature flare cut-off groove to reduce tube loss when damaged flare is removed.
Replacement Cutting Wheel Part No. : DTCW
Tube Deburring Tool
DTDT
After use of the tube cutter or tube sawing guide, DK-Lok deburring tools deburr stainless steel, steel, and hard alloy tube ends.
Technical Information
• For deburring inside and outside diameters of 3/16 to 1 1/2 in. and 4 to 38mm tubing.
• Tough die cast body.
• Steel blades for long life.
• Rugged, heavy-duty die-cast housing.
DK-Lok Tube Fitting
INSTALLATION INSTRUCTIONS
This instruction applies to DK-Lok Tube Fittings as well as DK-Lok Z series Tube Fittings.
Tube-end preparation
Prior to installation, make sure to have tube-end cut 90 degree, and remove burrs from inside and outside tube ends.
Use proper tube cutter and maintain a sharp cutting wheel on it.
Step1 Step2
• Make sure the nut finger-tight
Scribe the nut at the 6 o’clock position and wrench-tighten the nut 1 1/4 turns to the 9 o’clock position, holding the body with a back up wrench.
• Tighten the nut 3/4 turn to the 3 o’clock position for 1/16, 1/8, and
3/16 in.; 2, 3, and 4mm Tube Fittings.
DK-Lok Installation for High Pressure or High Safety Applications
1.
2. Wrench-tighten the nut until the tubing dose not rotate by hand or moves axially in the fitting. 3. Scribe the nut at 6 o’clock position.
4. Wrench-tighten the nut to the 9 o’clock position, holding the body with a back up wrench.
• Only 3/4 tu rn to the 3 o’clock position is required for 1/16, 1/8, and 3/16 in.; 2, 3 and 4mm Tube Fittings.
Refer to page on 77 for Gap G auge Ope ration Instructions.
Re-Assembly Instructions
DK-Lok can be used many times. Prior to re-assembly, ensure the components are clean and free of defects.
1. Insert the ferrules swaged tubing into the body until the front ferrule seats firmly. 2. Hand-tighten the nut.
3. Wrench-tighten the nut to the previously pulled-up position; at this point, a sharp rise in torque is felt. 4. Tighten slightly with a wrench.
Tube handling during installation
Do not force the tubing into the fitting when it dose not smoothly go in. It may be a deformed oval.
T : Tube O.D.
R : Radius
L: Straight tube length
In case tube bend is too close to a fitting, the bend section shall enter the fitting.
This may not allow the tube to be bottomed in the fitting, resulting in leaks.
Keep the proper straight length of tube as shown in the tables.
• Do not bend a tube in the fitting.
Use tube bender prior to installation onto fitting.
3/8
1/2
5/8
3/4
7/8
T
1/16
Fractional tube, in.
L
1/2
1/8
3/16
1/4
5/16
23/32
3/4
13/16
7/8
1
1 1/4
1 1/2
2
15/16
1 3/16
1 1/4
1 1/4
1 5/16
1 1/2
2
2 13/32
3 1/4
10
12
14
15
16
T
3
6
8
32
38
50
18
20
22
25
28
30
Metric tube, mm
25
31
32
32
32
L
19
21
23
54
63
80
32
34
34
40
46
50 www.dklok.com
80
Head Quarters and Factory
7, Golden root-ro 129beon-gil, Juchon-myeon, Gimhae-si, Gyeongsangnam-do, South Korea 621-842
Tel. (82) 55-338-0114 Fax. (82) 55-901-0141 www.dklok.com
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