MIL-DTL 38999 Type 947-120 Jam Nut Mount Hermetic Bulkhead Feed-Thru .062/.125in Panel MIL-DTL-38999 Series II Type 1.69 Max Alternate Key Position A, B, C, D (N = Normal) Shell Size Table I Product Series .915 REF 947 - 120 - 20 - 35 B P Basic Number B TYP Contact Termination P - Pin on Jam Nut Side S - Socket on Jam Nut Side PP - Pin to Pin SS - Socket to Socket Insert Arrangement Per MIL-STD-1560 E Dia A Thread Hole for .032 DIA Safety Wire, 3 Equally Spaced .125 HERMETIC LEAK RATE MOD CODES Designator F Recommended Panel Cut-Out .125/.062 Panel Accommodation Required Leak Rate –585A 1 x 10-10 cc’s Helium per second –585B 1 x 10 cc’s Helium per second –585C 1 x 10-8 cc’s Helium per second Direction of Pressure -9 TABLE I: CONNECTOR DIMENSIONS SHELL SIZE A THREAD CLASS 2A .156 Max B DIA MAX C HEX D FLATS E DIA ±.005(0.1) F +.000-.005 (0-0.1) 08 .875-20 UNEF .474(12.0) 1.062(27.0) 1.250(31.8) .885(22.5) .830(21.1) 10 1.000-20 UNEF .591(15.0) 1.188(30.2) 1.375(34.9) 1.010(25.7) .955(24.3) 12 1.125-18 UNEF .751(19.1) 1.312(33.3) 1.500(38.1) 1.135(28.8) 1.085(27.6) 14 1.250-18 UNEF .876(22.3) 1.438(36.5) 1.625(41.3) 1.260(32.0) 1.210(30.7) 16 1.375-18 UNEF 1.001(25.4) 1.562(39.7) 1.781(45.2) 1.385(35.2) 1.335(33.9) 18 1.500-18 UNEF 1.126(28.6) 1.688(42.9) 1.890(48.0) 1.510(38.4) 1.460(37.1) 20 1.625-18 UNEF 1.251(31.8) 1.812(46.0) 2.016(51.2) 1.635(41.5) 1.585(40.3) 22 1.750-18 UNS 1.376(35.0) 2.000(50.8) 2.140(54.4) 1.760(44.7) 1.710(43.4) 24 1.875-16 UN 1.501(38.1) 2.125(54.0) 2.265(57.5) 1.885(47.9) 1.835(46.6) C D Insert Arrangement per MIL-STD-1560 APPLICATION NOTES 1. Assembly identified with manufacturer’s name and part number, space permitting. 2. For pin/pin or socket/socket, symmetrical layouts only consult factory for available insert arrangements). 3. Power to a given contact on one end will result in power to contact directly opposite, regardless of identification letter. 4. Hermeticity = less than 1 x 10-7 cc/sec at one atmosphere. © 2009 Glenair, Inc. 5. Not for use in liquid atmosphere. 6. Material/Finish: Shell, lock ring, jam nut, bayonet pins—stainless steel/passivate Contacts—copper alloy/gold plate and alloy 52/gold plate Insulators—high-grade rigid dielectric/N.A. and full glass Seals - silicone/ N.A. 7. Metric Dimensions (mm) are indicated in parentheses. CAGE CODE 06324 Printed in U.S.A. GLENAIR, INC. • 1211 AIR WAY • GLENDALE, CA 91201-2497 • 818-247-6000 • FAX 818-500-9912 www.glenair.com B-29 E-Mail: [email protected] B