BNC 50 ohm
Bulkhead Adapters
Fig. 1
Fig. 2
Amphenol
®
BNC
.510(13.0)
.475(12.1)
Y
.510(13.0)
.475(12.1)
Y
c
c
b
a
e
max. panel
b
a
e
max. panel
BNC Bulkhead Adapters - Jack/Jack
4525
31-220G-RFX
31-220H
31-220N
31-220N-RFX
31-3220
BNC
BNC Isolated Bulkhead Adapters
Jack-Jack
31-4803
31-4803-1101
31-4803-RFX
BNC BULKHEAD ADAPTERS
Description
Sealed, 50 PSI
Gasketed
Non-sealed
Isolated from Panel
Jack-Jack
Jack-Jack
Jack-Jack
Jack-Jack
Jack-Jack
Jack-Jack
a
1.40(35.6)
1.53(38.9)
1.56(39.6)
1.40(35.6)
1.40(35.6)
1.28(32.5)
1.28(32.5)
1.28(32.5)
1.28(32.5)
Dimensions, inches (millimeters)
b
c
e
.687(17.45)
.683(17.3)
.187(4.8)
.688(17.5)
.689(17.5)
.800(20.3)
.800(20.3)
.610(15.5)
.625(15.9)
.625(15.9)
.625(15.9)
.672(17.0)
.681(17.3)
.659(16.7)
.664(16.9)
.492(12.5)
.460(11.7)
.460(11.7)
.460(11.7)
.281(7.1)
.295(7.5)
.160(4.1)
.187(4.8)
.216(5.5)
.187(4.8)
.187(4.8)
.187(4.8)
Notes
Plt. Ins.
P1
D1
P4
P7
P1
P1
P7
P1
P15
P15
D1
D23
D1
D1
D23
D12
D12
D12
Mtg.
Hole
Y
Y
Y
Y
Y
Y
Y
Y
Y
Military
Number
UG-492A/U
UG-492D/U
—
—
—
—
—
—
—
Amphenol
Number
31-220H
*‡
31-3220*
31-220G-RFX
4525*
31-220N
31-220N-RFX
31-4803
31-4803-1101
31-4803-RFX
Fig.
1
1
1
1
1
1
2
2
2
v
v
v
v
v
v
v
* recognized under the component program of U.L, Inc.
v
distributor stocked
‡
IBM 5252764
Amphenol Corporation Tel: 800-627-7100
www.amphenolrf.com
121
AMPHENOL [ AMPHENOL CORPORATION ]
