Instruction Sheet
Mini BNC Straight Cable Plug Connectors and
Mini BNC Straight Cable Jack Connectors
408-- 8871
21 Mar 11 Rev F
Mini BNC Straight Cable Plug Connector
Center
Contact
Subassembly
Crimp Ferrule
Mini BNC Straight Cable Jack Connector
Subassembly
Crimp Ferrule
Center Contact
Part Number
Description
Cable
1274563--1, 1274640--1
Mini BNC Straight Cable Plug Connector
735A
1274563--2, 1274640--2, 1274975--1
Mini BNC Straight Cable Plug Connector
734A
1274563--3
Mini BNC Straight Cable Plug Connector
RG179
1274568--1, 1274671--1
Mini BNC Straight Cable Jack Connector
735A
1274568--2
Mini BNC Straight Cable Jack Connector
734A
1274568--3
Mini BNC Straight Cable Jack Connector
RG179
Figure 1
1. INTRODUCTION
This instruction sheet contains the assembly
procedures for the Mini BNC Straight Cable Plug
Connectors and Mini BNC Straight Cable Jack
Connectors shown in Figure 1. These connectors are
crimp attachment type connectors that attach to the
cable listed in Figure 1.
The table in Figure 2 references the crimp tooling
used to apply these connectors. The table includes
crimp tooling descriptions and part number.
NOTE
i
Dimension on this sheet are in inches [with
millimeters in brackets] unless otherwise
specified.
2. DESCRIPTION
Each Mini BNC Straight Cable Connector (Plug and
Jack) consists of a subassembly, a center contact,
and a crimp ferrule. See Figure 1.
PART NUMBER CROSS- REFERENCE
TOOL DESCRIPTION
Part Number
Crimp Configuration
Contact(Sq)/Ferrule(Hex)
PRO-- CRIMPER* III
Frame
354940-- 1
----
Crimp Die
(735A and RG179)
58425-- 2
.042 [1.07]/
.178 [4.52]
Crimp Die
(734A)
58425-- 1
.042 [1.07]/
.255 [6.48]
Figure 2
3. ASSEMBLY PROCEDURE
i
Although the illustrations show Mini BNC Straight
Cable Plug Connector 1274563--[ ] and Mini BNC
Straight Cable Jack Connector 1274568--[ ] , the
assembly procedures for all plugs and jacks are
identical.
DANGER
Follow safety precautions included with the tools
used for assembly.
NOTE
E2011 Tyco Electronics Corporation, a TE Connectivity Ltd. Company
TOOLING ASSISTANCE CENTER 1--800--722--1111
All Rights Reserved
PRODUCT INFORMATION 1--800--522--6752
TE Connectivity, TE connectivity (logo), and TE (logo) are trademarks.
*Trademark. Other logos, product and/or Company names may be trademarks of their respective owners.
This controlled document is subject to change.
For latest revision and Regional Customer Service,
visit our website at www.te.com
1 of 2
LOC B
408- 8871
.490
[12.45]
.100
[2.54]
Inner Conductor
Center Contact
.150
[3.81]
Cable
Jacket
Cable Jacket
Center Contact
Inner
Conductor
Cable
Braid
Dielectric
Cable Braid
Figure 3
Crimp
Here
Dielectric
Crimp
Ferrule
Figure 4
1. Slide the crimp ferrule onto the cable.
Subassembly
DANGER
Flared
Cable
Braid
Center
Contact
To avoid personal injury, be sure to use
appropriate safety equipment, including gloves,
when using cable stripping tools.
2. Strip the cable according to the dimensions in
Figure 3.
CAUTION
!
Do NOT damage the cable braid, dielectric, or
inner conductor of the cable.
3. Push the center contact over the center
conductor and crimp using the tooling listed in
Figure 2. See Figure 4.
Figure 5
Subassembly
Ferrule
Stop
4. Flare the cable braid. See Figure 5. Then push
the subassembly over the center contact, under
the cable braid until the center contact snaps into
place.
Crimped
Ferrule
5. Slide the crimp ferrule over the flared cable
braid and the housing assembly. While holding the
crimp ferrule, pull back slightly on the cable to
insure that the center contact is seated in the
subassembly.
NOTE
i
Do not slide larger diameter crimp ferrules
beyond the ferrule stop. Refer to Figure 6. (This
applies to the 1274563 1274640 series only.)
6. Crimp using the tooling listed in Figure 2. Refer
to Figure 6.
2 of 2
Cable
Crimp Using the Tooling in Figure 2
Figure 6
4. REVISION SUMMARY
S Updated document to corporate requirements.
Rev F
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