MIL-DTL-38999 Series III Connectors
Cannon KJA
Wall Mount Receptacle
D38999/20
KJA0T**
S
Z
R1
W
MAX.
R2
M
B
V THREAD
THREAD
BLUE BAND
(INDICATES REAR
RELEASE CONTACT
RETENTION SYSTEM)
T
4 PLACES
.230 MAX PANEL
THICKNESS (including mounting hardware)
RED BAND
(FULLY MATED
INDICTAOR BAND)
.520 (13.20) MAX
TT 4 PLACES
MS
Shell size
Code
B Thread
Class 2A
(Plated)
M
T
TT
Metric V
Thread
(Plated)
Z
S
+.000 (.000)
-.005 (.130)
+.004 (.100) +.004 (.100)
-.002 (.050) -.002 (.050)
+.005 (.130)
-.010 (.250)
Shell
Size
W
Max.
+_.012 (.300)
R
R
2
1
9
A
B
C
D
E
.6250-0.1P-0.3L-TS
.7500-0.1P-0.3L-TS
.8750-0.1P-0.3L-TS
1.0000-0.1P-0.3L-TS
1.1875-0.1P-0.3L-TS
1.2500-0.1P-0.3L-TS
1.3750-0.1P-0.3L-TS
1.5000-0.1P-0.3L-TS
1.6250-0.1P-0.3L-TS
.820 (20.83)
.820 (20.83)
.820 (20.83)
.820 (20.83)
.820 (20.83)
.820 (20.83)
.790 (20.07)
.790 (20.07)
.790 (20.07)
.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)
.938 (23.83)
1.031 (26.19)
1.125 (28.58)
1.219 (30.96)
1.312 (33.32)
1.438 (36.53)
1.562 (39.67)
1.688 (42.88)
1.812 (46.02)
.128 (3.25)
.128 (3.25)
.128 (3.25)
.128 (3.25)
.128 (3.25)
.128 (3.25)
.128 (3.25)
.154 (3.91)
.154 (3.91)
.216 (5.49)
.194 (4.93)
.194 (4.93)
.173 (4.39)
.194 (4.93)
.194 (4.93)
.194 (4.93)
.242 (6.15)
.242 (6.15)
M12X1-6g0.100R .098 (2.50)
M15X1-6g0.100R .098 (2.50)
M18X1-6g0.100R .098 (2.50)
M22X1-6g0.100R .098 (2.50)
M25X1-6g0.100R .098 (2.50)
M28X1-6g0.100R .098 (2.50)
M31X1-6g0.100R .126 (3.20)
M34X1-6g0.100R .126 (3.20)
M37X1-6g0.100R .126 (3.20)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
1.235 (31.36)
11
13
15
17
19
21
23
25
F
G
H
J
Straight Plug Grounded
D38999/26
KJA6T**
L
W
Q
D THREAD
B
K
V THREAD
.185 (4.70) +_ .016 (0.40)
BLUE BAND
(INDICATES REAR
RELEASE CONTACT
.244 (6.20)+.012 (0.30)
-.000 (0.00)
RETENTION SYSTEMS
MS
Shell size
Code
B
D Thread
Class 2B
(Plated)
W
Metric V
Thread
(Plated)
+.008 (.200)
-.000 (.000)
+.008 (.200)
-.004 (.100)
Shell
Size
K
Max.
L
Max.
Q
Dia Max.
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
9
A
B
C
D
E
.724 (18.40)
.831 (21.10)
1.000 (25.40)
1.130 (28.70)
1.268 (32.20)
1.374 (34.90)
1.500 (38.10)
1.618 (41.40)
1.744 (44.30)
.6250-0.1P-0.3L-TS
.7500-0.1P-0.3L-TS
.8750-0.1P-0.3L-TS
1.0000-0.1P-0.3L-TS
1.1875-0.1P-0.3L-TS
1.2500-0.1P-0.3L-TS
1.3750-0.1P-0.3L-TS
1.5000-0.1P-0.3L-TS
1.6250-0.1P-0.3L-TS
.748 (19.00)
.862 (21.90)
1.027 (26.10)
1.153 (29.30)
1.291 (32.80)
1.398 (35.50)
1.524 (38.70)
1.642 (41.70)
1.768 (44.90)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
1.234 (31.34)
.859 (21.82)
.969 (24.61)
1.141 (28.98)
1.266 (32.16)
1.391 (35.53)
1.500 (38.10)
1.625 (41.28)
1.750 (44.45)
1.875 (47.62)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
.760 (19.30)
11
13
15
17
19
21
23
25
F
G
H
J
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
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