MIL-C-38999 Series III Miniature Circular KJAY Box Mount Receptacle Fr D38999/21 KJA2Y** (- * 965 (24.51) +.011 (0.28) -.000 (0.00) s ann 835 {21.21} +.005 (0:13) .000 (0.00) e| a. 0.85 (2.16) + .011 (0.28) - .000 (0.00) _ .220 (5.60) MAX. cs BDI =O) T4 PLACES (J EQ. SP Ht RED BAND A oS > fins ne T T Shell A B S +006 .000 +004 .002 Size Max. Dia. Max. R, R; +.910 (0.25) (+.010 .005) (+ 0.10 - 0.05) ( 9 234 (5.94) "542 (13.77) 719 (18.26) 594 (15.09) 935 (23.75) "126 (3.25) 216 (5.49) nN 234 (5.94) 669 (16.99) 812 (20.62) 719 (18.26) 1.030 (26.16) 126 (3.25) 194 (4.93) 3B 234 (5.94) "800 (20.32) 906 (23.01) B12 (20.62) 1.124 (28.55) 126 (3.25) 194 (4.93) 15 234 (5.94) 915 (23.24) 969 (24.61) 906 (23.01) 1.219 (30.96) 126 (3.25) 194 (4.93) 17 234 (5.94) 1.035 (26.29) 1.062 (26.97) 969 (24.61) 1.309 (33.25) "126 (3.25} 194 (4.93) 19 234 (5.94) 1.113 (28.27) 1.156 (29.36) 1.062 (26.97) 1.435 (36.45) 126 (3.25) 194 (4.93) 21 204 (5.18) 1.230 (31.24) 1.250 (31.75) 1.156 (29.36) 1.561 (39.65) "126 (3.25) 194 (4.93} 23 204 (5.18) 1.376 (34.95) 1.375 (34.92) 1.250 (31.75) 1.687 (42.85) 152 (3.91) 242 (6.15) 25 204 (5.18) 1.487 (37.77) 1.500 (38.10) 1.375 (34.92) 1.809 (45.95) 152 (3.91) 242 (6.15) Jam Nut Receptacle D38999/23 KJA7Y** j= 8 _+ 125 (3.18) RED BAND MAX. PANEL ADIA. een) 1 | THCNESS eee KY rT I AUN i T THREAD LJ SY Se (BLUNT START TRIPLE STAI 049 (1.24) = 0:10 (0.25) + D THREAD Shell A B c D E F 6 T Size Dia. Max. Max. Flat Max. Metric Thread Dim. Max. Max. Dia. Max. Thread 9 1.200 (30.48) 875 (22.22) 654 (16.61) M17x1-690.100R 1.078 (27.38) 878 (22.30) 688 (17.48) -6250-0.1P-0.3.-TS " 1.385 (35.18) 875 (22.22) "754 (19.51) M20x1-690.100R 1.267 (32.18) 1.003 (25.48) 814 (20.68) "7500-0.1P-0.3L-7S 3 1.511 (38.38) 883 (22.43) 941 (23.90) M25x1-690.100R 1.389 (35.28) 1.191 (30.25) 1.003 (25.48) 8750-0.1P-0.31-TS 15 1.637 (41.58) 883 (22.43) 1.065 (27.05) M28x1-690.100R 1.515 (38.48) 1.315 (33.40) 1.125 (28.58) 1,0000-0.1P-0.31-TS 17 1.763 (44.78) .883(22.43) __1.190 (30.23) M32x1-690.100R* 1.641 (41.68) 1.441 (36.60) + 1.1875-0.1P-0.3L-TS 19 1.948 (49.48) 883 (22.43) 1.315 (33.40) M35x1-690.100R 1.826 (46.38) 1.565 (39.75) +4 1.2500-0.1P-0.31-1S m1 2.074 (52.68) 883 (2243) 1.440 (36.58) M38x1-690.100R 1.952 (49.58) 1.691 (42.95) 4 1.3750-0.1P-0.3L-TS 23 2.200 (55.88) 883 (22.43) 1.565 (39.75) M41x1-690.100R 2.078 (52.78) 1.815 (46.10) 1.625 (41.28) 1.5000-0.1P-0.31-TS 25 2.322 (58.98) .883 (22.43) __ 1.690 (42.93) M144x1-690.100R 2.204 (55.98) 2.003 (50.87) 1.757 (44.48) 1.6250-0.1P-0.3L-TS *Modified Major Diameter (31.95--31.80 mm) *&"G"" diameter and D Thread Major Diameter are common surfaces on shell sizes 17, 19, and 21, and there will be no step. TTT Cannon Dimensions are shown in inches (millimeters). Dimensions subject to change. KJLY/ KJY/ KJAY 21