bnc bnc bnc 50 ohm amphenol bulkhead adapters 121 amphenol corporation tel: 800-627-7100 www.amphenolrf.com fig. 2 fig. 1 * recognized under the component program of u.l, inc. distributor stocked ibm 5252764 bnc bulkhead adapters - jack/jack 4525 31-220g-rfx 31-220h 31-220n 31-220n-rfx 31-3220 bnc isolated bulkhead adapters jack-jack 31-4803 31-4803-1101 31-4803-rfx description dimensions, inches (millimeters) notes mtg. military amphenol fig . a b c e plt. ins. hole number number sealed, 50 psi jack-jack 1.40(35.6) .687(17.45) .683(17.3) .187(4.8) p1 d1 y ug-492a/u 31-220h * 1 jack-jack 1.53(38.9) .688(17.5) .672(17.0) .281(7.1) p4 d1 y ug-492d/u 31-3220 * 1 gasketed jack-jack 1.56(39.6) .689(17.5) .681(17.3) .295(7.5) p7 d23 y 31-220g-rfx 1 jack-jack 1.40(35.6) .800(20.3) .659(16.7) .160(4.1) p1 d1 y 4525 * 1 non-sealed jack-jack 1.40(35.6) .800(20.3) .664(16.9) .187(4.8) p1 d1 y 31-220n 1 1.28(32.5) .610(15.5) .492(12.5) .216(5.5) p7 d23 y 31-220n-rfx 1 isolated from panel jack-jack 1.28(32.5) .625(15.9) .460(11.7) .187(4.8) p1 d12 y 31-4803 2 1.28(32.5) .625(15.9) .460(11.7) .187(4.8) p15 d12 y 31-4803-1101 2 1.28(32.5) .625(15.9) .460(11.7) .187(4.8) p15 d12 y 31-4803-rfx 2 bnc bulkhead adapters c b a e max. panel .510(13.0) .475(12.1) y c b a e max. panel .510(13.0) .475(12.1) y
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