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