MS/Standard MS3450 wall mounting receptacle Receptacle Shell, Flange Wall Mount, Threaded Coupling Military No. MS3450 Amphenol/Matrix No. 9440 To complete order number see how to order, page 29. C Dia. +.010 -.005 Shell Size* A .031 8S 10S 10SL 12 12S 14 14S 16 16S 18 20 22 24 28 32 36 40 .875 1.000 1.000 1.094 1.094 1.188 1.188 1.281 1.281 1.375 1.500 1.625 1.750 2.000 2.250 2.500 2.750 D Max. B Class A, F, R, W Class K .594 .719 .719 .812 .812 .906 .906 .969 .969 1.062 1.156 1.250 1.375 1.562 1.750 1.938 2.188 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .147 .147 .173 .173 .173 .150 .150 .150 .150 .150 .150 .150 .150 .150 .177 .177 .177 .177 .177 .209 .209 .209 Size Size 16 & 12 8, 4, 0 Contacts Contacts 2.031 2.031 2.031 2.125 2.031 2.125 2.031 2.125 2.031 2.125 2.125 2.125 2.125 2.125 2.125 2.125 2.125 - - - - - - - 2.500 - 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 E Dia. Max. .305 .405 .405 .549 .549 .665 .665 .790 .790 .869 .994 1.119 1.244 1.465 1.715 1.930 2.145 * Consult Amphenol, Sidney, NY for availability of shell sizes 44 and 48. 4 F G MIn. H Thread Class 2A J Thread Class 2A K L Dia. .010 .593/.562 .593/.562 .593/.562 .781/.750 .593/.562 .781/.750 .593/.562 .781/.750 .593/.562 .781/.750 .781/.750 .781/.750 .843/.812 .843/.812 .906/.875 .906/.875 .906/.875 .290 .290 .290 .290 .290 .290 .290 .290 .290 .290 .290 .290 .290 .467 .467 .467 .467 .5000-20 UNEF .6250-24 UNEF .6250-24 UNEF .7500-20 UNEF .7500-20 UNEF .8750-20 UNEF .8750-20 UNEF 1.0000-20 UNEF 1.0000-20 UNEF 1.0625-18 UNEF 1.1875-18 UNEF 1.3125-18 UNEF 1.4375-18 UNEF 1.7500-18 UNS 2.0000-18 UNS 2.2500-16 UN 2.5000-16 UN .5000-28 UNEF .6250-24 UNEF .6250-24 UNEF .7500-20 UNEF .7500-20 UNEF .8750-20 UNEF .8750-20 UNEF 1.0000-20 UNEF 1.0000-20 UNEF 1.1250-18 UNEF 1.2500-18 UNEF 1.3750-18 UNEF 1.5000-18 UNEF 1.7500-18 UNS 2.0000-18 UNS 2.2500-16 UN 2.5000-16 UN .083 .083 .083 .083 .083 .083 .083 .083 .083 .125 .125 .125 .125 .125 .125 .125 .125 .562 .688 .688 .812 .812 .938 .938 1.062 1.062 1.188 1.312 1.438 1.562 1.812 2.062 2.312 2.562