Cannon KJA/KJB
MIL-DTL-38999 Series III Connectors
Jam Nut Receptacle
D38999/24
KJA7T
Z
M
A
S
P
BLUE BAND
B
(INDICATES REAR
RELEASE CONTACT
RETENTION SYSTEM)
THREAD
C
S
FLAT
V THREAD
R THREAD
.520 (13.2) MAX.
.062 (1.57) MIN./.125 (3.18) MAX.
PANEL THICKNESS
RED BAND
(FULLY MATED
INDICATOR BAND)
MS
A
B Thread
C
Z
M
P
Metric R
Thread
Metric V
Shell size +.010 (.250)
Class 2A
(Plated)
+.004 (.100) +.005 (.130) +.005 (.130) +.016 (.410)
-.010 (.250) -.040 (.100) -.004 (.100) -.004 (.100)
Thread
Shell
Size
Code
-.005 (.130)
.104 (2.64)
.104 (2.64)
.104 (2.64)
.104 (2.64)
.104 (2.64)
.135 (3.43)
.135 (3.43)
.135 (3.43)
.135 (3.43)
(Plated)
(Plated)
S
9
A
B
C
D
E
.6250-0.1P-0.3L-TS
.7500-0.1P-0.3L-TS
.8750-0.1P-0.3L-TS
.651 (16.53)
.751 (19.07)
.938 (23.82)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
1.243 (31.57)
M17X1-6g0.100R
M20X1-6g0.100R
M25X1-6g0.100R
M28X1-6g0.100R
M32X1-6g0.100R
M35X1-6g0.100R
M38X1-6g0.100R
M41X1-6g0.100R
M44X1-6g0.100R
M12X1-6g0.100R
M15X1-6g0.100R
M18X1-6g0.100R
M22X1-6g0.100R
M25X1-6g0.100R
M28X1-6g0.100R
M31X1-6g0.100R
M34X1-6g0.100R
M37X1-6g0.100R
.871 (22.12)
.871 (22.12)
.878 (22.30)
.878 (22.30)
.878 (22.30)
.878 (22.30)
.878 (22.30)
.878 (22.30)
.878 (22.30)
.555 (14.10)
.555 (14.10)
.563 (14.30)
.563 (14.30)
.563 (14.30)
.563 (14.30)
.563 (14.30)
.563 (14.30)
.563 (14.30)
1.062 (26.97)
1.250 (31.75)
1.375 (34.92)
1.500 (38.10)
1.625 (41.28)
1.812 (46.02)
1.938 (49.23)
2.062 (52.37)
2.188 (55.38)
11
13
15
17
19
21
23
25
1.0000-0.1P-0.3L-TS 1.062 (26.97)
1.1875-0.1P-0.3L-TS 1.187 (30.15)
1.2500-0.1P-0.3L-TS 1.312 (33.32)
1.3750-0.1P-0.3L-TS 1.437 (36.50)
1.5000-0.1P-0.3L-TS 1.562 (39.67)
1.6250-0.1P-0.3L-TS 1.687 (42.85)
F
G
H
J
Performance Specifications-Pages 3 and 4.
Contacts, Sealing Plugs, Assembly Tools - Pages 22, 28, and 29.
Contact Arrangements - Pages 20 and 21.
Panel Cutouts
Wall Mounted Receptacle
Jam Nut Receptacle
R1
R2
A
H
B
T
A
B
H
Shell
R2
(TP)
T
R1
+.010 (.25)
+.000 (.00)
-.010 (.25)
+.010 (.25)
-.000 (.00)
.626 (15.90)
Size
(Max.)
(TP)
-.000 (.00)
.700 (17.78)
9
.134 (3.40)
.134 (3.40)
.134 (3.40)
.134 (3.40)
.134 (3.40)
.134 (3.40)
.134 (3.40)
.160 (4.06)
.160 (4.06)
.670 (17.02)
.771 (19.58)
.955 (24.26)
1.085 (27.56)
1.210 (30.73)
1.335 (33.91)
1.460 (37.08)
1.585 (40.26)
1.710 (43.43)
.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 (34.92)
1.500 (38.10)
.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 (34.92)
11
.751 (19.08)
.876 (22.25)
1.001 (25.43)
1.188 (30.18)
1.251 (31.78)
1.376 (34.95)
1.511 (38.38)
1.626 (41.30)
.825 (20.96)
13
1.010 (25.65)
15
1.135 (28.83)
17
1.260 (32.00)
19
1.385 (35.18)
21
1.510 (38.35)
23
1.635 (41.53)
25
1.760 (44.70)
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
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