Amphenol(R) BNC 50 ohm Receptacles Fig. 1 Fig. 2 .500(12.7) .406(10.3) .363(9.2) .453(11.5) V L .125(3.2) dia. 4 holes a .156(4.0) max panel .531 (13.5) .453 (11.5) c N .140 (3.56) dia. 4 holes 1.28(32.5) .090 thick (2.3) b b square BNC Angle Bulkhead Receptacle 31-222 c .187(4.8) max panel Fig. 3 .531 (13.5) a .375 (9.5) N .140 (3.56) dia. 4 holes a b square BNC Panel Receptacles 4 hole Square Flange, Rear or Front Mount 4500 31-105 31-203 31-203-RFX c BNC Angle Panel Receptacle 5675 BNC PANEL AND ANGLE BULKHEAD RECEPTACLES Description Terminal Type Dimensions, inches (millimeters) a b c Notes Plt. Ins. Mtg. Hole Military Number Amphenol Number Fig. Panel Receptacle 4 hole Square Flange No. 3-56 Tapped Flange Holes Solder Cup 1.06(27.0) .687(17.5) .719(18.3) P1 D1 L UG-290A/U Panel Receptacle 4 hole Square Flange .125" Dia. Flange Holes Solder Cup 1.06(27.0) .687(17.5) .719(18.3) P7 D23 L -- 31-203-RFX Panel Receptacle 4 hole Square Flange .120" Dia. Flange Holes, Styrene Ins. Solder Cup 1.03(26.2) .687(17.5) .719(18.3) P1 D6 L -- 31-105* Panel Receptacle 4 hole Square Flange .136" Dia. Flange Holes, Styrene Ins. Turret 1.08(27.4) .750(19.1) .609(15.5) P1 D6 N UG-185/U Angle, External Tooth Lockwasher Solder Cup .906(23.0) .594(15.1) .625(15.8) P1 D1 V UG-1098/U 31-222* 2 Angle Panel Receptacle 4 hole Flange .136"(3.5mm) Diameter Holes Solder Cup .928(23.6) .642(16.3) .642(16.3) P1 D1 N UG-535/U 3 * recognized under the component program of U.L., Inc. distributor stocked Amphenol Corporation Tel: 800-627-7100 31-203 1 4500* 5675* IBM 01620666 www.amphenolrf.com 114