MIL-DTL-38999 Series II Connectors Cannon KJ Box Mounting Receptacle KJ2R MS27513E (MS service class E) L .322 (8.17) MAX. .463 (11.76) MAX. POLARIZING KEYWAY J MAX. A DIA. BLUE BAND (INDICATES REAR RELEASE CONTACT RETENTION SYSTEM) G DIA. M N P DIA. .069 (1.74) MAX. NOTE: This connector does not accommodate backshells A Dia. Max. G Dia. Max. J Dia. Max. .474 (12.04) .591 (15.01) .751 (19.08) .876 (22.25) 1.001 (25.43) 1.126 (28.60) 1.251 (31.78) 1.376 (33.95) 1.501 (38.13) .421 (10.69) .542 (13.77) .667 (16.94) .791 (20.09) .916 (23.27) 1.034 (26.26) 1.158 (29.41) 1.283 (32.59) 1.408 (35.76) .563 (14.30) .680 (17.27) .859 (21.82) .984 (24.99) 1.108 (28.14) 1.233 (31.32) 1.358 (34.49) 1.483 (27.67) 1.610 (40.89) Shell Size 8 10 12 14 16 18 20 22 24 L Max. .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) .312 (7.92) M Max. P +.005 (0.13) -.010 (0.25) N T.P. .594 (15.09) .719 (18.26) .812 (20.62) .906 (23.01) .969 (24.61) 1.062 (26.97) 1.156 (27.36) 1.250 (31.75) 1.375 (34.93) .828 (21.03) .954 (24.23) 1.047 (26.59) 1.141 (28.98) 1.234 (31.34) 1.328 (33.73) 1.453 (36.81) 1.578 (40.08) 1.703 (43.26) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .152 (3.85) Wall Mounting Receptacle MS27497 (MS service class E, P, T) KJ3 .142 (3.01) MAX. PANEL THICKNESS (including mounting hardware) .477 (11.35) MAX. P DIA. T THREAD .322 (8.17) MAX. POLARIZING KEYWAY J DIA. A DIA. C DIA. M BLUE BAND (INDICATES REAR RELEASE CONTACT RETENTION SYSTEM) N .069 (1.74) MAX. NOTE: For backshell dimensions and configurations, see page 26 and 27 Shell Size 8 10 12 14 16 18 20 22 24 A Dia. Max. .474 (12.04) .591 (15.01) .751 (19.08) .876 (22.25) 1.001 (25.43) 1.126 (28.60) 1.251 (31.78) 1.376 (34.95) 1.501 (38.13) C Dia. Max. .522 (13.26) .639 (16.23) .808 (20.52) .935 (23.75) 1.058 (26.87) 1.183 (30.05) 1.308 (33.22) 1.433 (36.40) 1.568 (39.83) J Dia. Max. .563 (14.30) .680 (17.27) .859 (21.82) .984 (24.99) 1.108 (28.14) 1.233 (31.32) 1.358 (34.49) 1.483 (37.67) 1.610 (40.89) M Max. .828 (21.03) .954 (24.23) 1.047 (26.59) 1.141 (28.98) 1.234 (31.34) 1.328 (33.73) 1.453 (36.91) 1.578 (40.08) 1.703 (43.26) N T.P .594 (15.09) .719 (18.26) .812 (20.62) .906 (23.01) .969 (24.61) 1.062 (26.97) 1.156 (29.36) 1.250 (31.75) 1.375 (34.93) P T +.005 (0.13) Thread -.010 (0.25) .125 (3.18) 7/16-28UNEF-2A .125 (3.18) 9/16-24UNEF-2A .125 (3.18) 11/16-24UNEF-2A .125 (3.18) 13/16-20UNEF-2A .125 (3.18) 15/16-20UNEF-2A .125 (3.18) 1-1/16-18UNEF-2A .125 (3.18) 1-3/16-18UNEF-2A .125 (3.18) 1-5/16-18UNEF-2A .152 (3.86) 1-7/16-18UNEF-2A Overall Length With Backshells E Straight .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) .855 (21.72) F Cable Clamp 1.570 (39.88) 1.570 (39.88) 1.570 (39.88) 1.780 (45.21) 1.780 (45.21) 1.780 (45.21) 1.780 (45.21) 1.960 (49.78) 1.960 (49.78) P Potting Max. 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.020 (25.91) 1.080 (27.43) Performance Specifications-Pages 3-4 Contacts, Sealing Plugs, Assembly Tools - Pages 22, 27-28 Contact Arrangements - Pages 20-21 Dimensions shown in mm Specifications and dimensions subject to change 12 www.ittcannon.com