Twinax/Triax Connectors / Concentric Twinax
450 Series
Concentric Twinax 450 Series
3-lug & 4-lug Keyings
90°
TYP
.080"
110°
.080"
.080"
125°
110°
125°
125°
125°
P
R
W
FL
.067"
.062"
TYP
125°
110°
125°
.067"
.062"
TYP
.067"
.062"
TYP
.067"
.062"
TYP
The 450 Series was designed for airborne digital data bus
applications utilizing the MIL-STD-1553B data bus. The 450 Series
will fit most twinax cables. Connectors are available in five
different coupling configurations which include 3-lug versions
with three (3) separate keyings, a 4-lug, and a threaded version
with safety wire holes.
Diagrams shown above are for plugs.
Refer to page 23 for photo of intermediate contacts.
Coupling
Type
Key
Code
Intermediate
Contact Pin
Socket
.438 HEX NUT
Bulkhead Jack
Rear mount,
.438 HEX NUT
.3125-32UNEF-2A
3-lug
3-lug
3-lug
4-lug
P
R
W
FL
-
BJ450PP
BJ450RP
BJ450WP
BJ450FLP
BJ3450P
BJ450PS
BJ450RS
BJ450WS
BJ450FLS
BJ3450S
SOLDER POT ACCEPTS
.026 DIA CONDUCTOR
Solder pot
.750
MAX
.240
DIA
Mounting
Holes:
DD8.130
DD8.125 (Threaded)
.075
.795
.047 DIA SAFETY
WIRE HOLES
2 PLACES
Threaded
1.03
.047 DIA SAFETY
Coupling
Type
Key
Code
Intermediate
Contact Pin
Socket
Bulkhead Jack
Front mount,
Solder pot
WIRE HOLES 2 PLACES
.438 HEX NUT
SOLDER POT
.437 HEX NUT
3-lug
3-lug
3-lug
4-lug
P
R
W
FL
-
BJ457PP
BJ457RP
BJ457WP
BJ457FLP
BJ3457P
BJ457PS
BJ457RS
BJ457WS
BJ457FLS
BJ3457S
ACCEPTS
.026 MAX
DIA COND.
.750
MAX
.240
DIA
.075
Mounting
Holes:
DD8.250
.456
.3125-32UNEF-2A
.795
Threaded
1.03
DD8.125 (Threaded)
BJ457FLP-1 SHOWN
Coupling
Type
Key
Code
Intermediate
Contact Pin
Socket
Right Angle Cable Plug
.030
All Crimp
SEALING
SLEEVE
1.46
3-lug
3-lug
3-lug
4-lug
P
R
W
FL
-
PLR455ACPP-
PLR455ACRP-
PLR455ACWP-
PLR455ACFLP-
PLR3455ACP-
PLR455ACPS-
PLR455ACRS-
PLR455ACWS-
PLR455ACFLS-
PLR3455ACS-
1.10
(1.25)
MAX
Mounting
Threaded
.500 DIA
Holes:
DD8.130
DD8.125 (Threaded)
Coupling
Type
RFI
Caps
Intermediate
Contact Pin
Socket
RFI Jack Caps & Bulkhead Jack Terminations
For use with 450 Series Plugs
Rear Mount
3-lug
3-lug
3-lug
4-lug
RFI457-
RFI457-
RFI457-
RFI457FL-
RFI3457-
TBJ451P- -R
TBJ451P- -R
TBJ451P- -R
TBJ451FLP- -R
TBJ3451P- -R
TBJ451S- -R
TBJ451S- -R
TBJ451S- -R
TBJ451FLS- -R
TBJ3451S- -R
Threaded
Refer to Cable Group Tables, pages 74-91.
22
Chain options see page 57. “D” mounting holes see page 54.