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31-242 Datasheet, PDF (11/30 Pages) Amphenol Corporation – Bayonet coupling mechanism provides quick
BNC 50 ohm
Bulkhead Receptacles
Fig. 1
.375(9.5)
.342(8.7)
Z
e
a
max panel
solder cup
d
ground tab
b
.500(12.7) hex nut
lock washer
BNC Bulkhead Receptacle Isolated from Panel,
Solder Cup & Ground Tab Front Mount
31-10
31-10-RFX
31-10-RFXG1
Fig. 3
.510(13.0)
.475(12.1)
a
b
Y
Amphenol®
Fig. 2
a
d
.390(9.9)
.437(11.1)
.355(9.0)
U
.405(10.3)
T
e
max panel
solder cup
.390(9.9)
.340(8.6)
P
b
.500(12.7) hex nut
lock washer
Fig. 4
BNC Bulkhead Receptacles
Front Mount
5575
31-238
31-102
31-239
31-221
31-2221
31-221-RFX
31-3376
31-236
31-4238
.510(13.0)
.475(12.1)
a
Y
e
max panel
d
b
d
BNC Bulkhead Receptacle
Rear Mount
31-4237
BNC Bulkhead Receptacle
Isolated From Panel
Front Mount
31-4890-1
BNC BULKHEAD RECEPTACLES
Description
Front Mount, Isolated from Panel
Front Mount
Front Mount
Front Mount, Gold Plated Contact
Front Mount, Pressurized
Front Mount, Pressurized
Fr. Mount, Gold Plated Contact
Hermetic External Tooth Lockwasher
Front Mount
Rear Mount, Hermetic
Front Mount Isolated from Panel
Metal Mounting Threads
Terminal
Type
Solder Cup
Solder Cup
Solder Cup
Solder Cup
Solder Cup
Solder Cup
Solder Cup
Spade
Spade
Solder Cup
Spade
Solder Cup
a
1.19(30.2)
Dimensions, inches (mm)
b
d
e
.500(12.7) .471(12.0) .187(4.8)
1.18(30.0)
1.18(30.0)
1.06(27.0)
1.06(27.0)
1.06(27.0)
1.19(30.2)
1.19(30.2)
1.30(32.9)
1.30(32.9)
1.20(30.6)
1.20(30.6)
1.06(27.0)
1.34(34.0)
1.06(27.0)
.500(12.7)
.500(12.7)
.500(12.7)
.500(12.7)
.500(12.7)
.500(12.7)
.500(12.7)
.578(14.7)
.578(14.7)
.594(15.1)
.594(15.1)
.500(12.7)
.687(17.4)
.625(15.9)
.471(12.0)
.471(12.0)
.484(12.3)
.472(12.0)
.469(11.9)
.481(12.3)
.484(12.3)
.594(15.1)
.594(15.1)
.516(13.1)
.516(13.1)
.472(12.0)
.831(21.1)
.571(14.5)
.125(3.2)
.187(4.8)
.125(3.2)
.125(3.2)
.156(4.0)
.250(6.4)
.250(6.4)
.250(6.4)
.250(6.4)
.250(6.4)
.250(6.4)
.156(4.0)
.250(6.4)
.187(4.7)
Notes Mtg.
Plt. Ins. Hole
Military
Number
Amphenol
Number Fig.
P1 D22 Z
—
31-10*
1v
P1 D22 Z
—
P7 D22 Z
—
P1 D1 U UG-1094/U
P7 D23 U
—
P1 D1 T UG-625B/U
31-10-RFX 1 v
31-10-RFXG1 1 v
31-221*†
2v
31-221-RFX 2 v
31-236*
2v
P1 D1 U UG-1094A/U 31-2221
2
P34 D1 U M39012/21-0002 31-3376*
2
P1 D9 P UG-657A/U 31-239*
2v
P1 D9 P UG-657/U
31-102*
2
P33 D1 U M39012/24-0002 31-4238*
2
P1 D1/11 U UG-912/U
31-238*
2
P1 D1 T UG-625/U
5575*
2v
P33 D1/11 Y M39012/24-0001 31-4237*
3
P4 D1 Y
—
31-4890-1 4
* recognized under the component program of U.L., Inc.
Amphenol Corporation Tel: 800-627-7100
v distributor stocked
115
† includes grounding lug
www.amphenolrf.com