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127
Dimensions are shown in inches (millimeters).
Dimensions subject to change.
MIL-C-38999 Series II Connectors
KJ
Straight Plug
MS27474
(MS service class E, P, T)
Shell
Size
C
Dia. Max.
KJ7
Panel Cutouts
Flange Mounted Receptacle
Jam Nut Receptacle
Performance Specifications - Pages 115-116
Contacts, Sealing Plugs, Assembly Tools - Pages 134, 136 - 137
Contact Arrangements - Pages 132 - 133
8
10
12
14
16
18
20
22
24
.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)
D
Max.
G
Max.
J
Max.
.818 (20.78)
.942 (23.93)
1.066 (27.08)
1.191 (30.25)
1.321 (33.55)
1.441 (36.60)
1.566 (39.78)
1.691 (42.95)
1.816 (46.13)
.145 (3.68)
.171 (4.34)
.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)
P
Max.
R
Max. Hex.
S
Dia. Max.
.443 (11.25)
.469 (11.91)
1.079 (27.41)
1.205 (30.61)
1.329 (33.76)
1.455 (36.96)
1.579 (40.11)
1.705 (43.31)
1.829 (46.46)
2.017 (51.23)
2.142 (54.41)
1.381 (35.08)
1.506 (38.25)
1.631 (41.43)
1.756 (44.60)
1.944 (49.38)
2.022 (51.36)
2.147 (54.53)
2.271 (57.68)
2.396 (60.86)
T
Thread
V
Thread
E
Straight
F
Cable Clamp
Overall length With Backshells
P
Potting Max.
7/16-28UNEF-2A
9/16-24UNEF-2A
11/16-24UNEF-2A
13/16-20UNEF-2A
1-15/16-20UNEF-2A
1-1/16-18UNEF-2A
1-3/16-18UNEF-2A
1-5/16-18UNEF-2A
1-7/16-18UNEF-2A
7/8-20UNEF-2A
1-20UNEF-2A
1-1/8-18UNEF-2A
1-1/4-18UNEF-2A
1-3/8-18UNEF-2A
1-1/2-18UNEF-2A
1-5/8-18UNEF-2A
1-3/4-18UNS-2A
1-7/8-18UNS-2A
.840 (21.34)
.860 (21.84)
1.555 (39.50)
1.790 (45.47)
1.930 (49.02)
1.900(48.26)
1.020 (25.91)
1.080 (27.43)
NOTE: For backshell dimensions and configurations, see pages 135 and 136.
V THREAD
T THREAD
BLUE BAND
(INDICATES REAR
RELEASE COTACT
RETENTION SYSTEM)
.105 (2.66) MAX.
.109 (2.77) MAX.
PANEL THICKNESS
R
S DIA.
J DIA.
D MOUNTING
FLAT
POLARIZING
KEYWAY
C
G
P
Shell
Size
A
Dia.
P
Dia.
Mfg.
Screw
Shell
Size
A
Dia.
B
Dia.
R
8
10
12
14
16
18
20
22
24
.610 (15.49)
.734 (18.64)
.860 (21.84)
.985 (25.02)
1.110 (28.19)
1.234 (31.34)
1.360 (35.54)
1.484 (37.69)
1.611 (40.92)
.125 (3.18)
.152 (3.86)
.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)
#4
#6
8
10
12
14
16
18
20
22
24
.885 (22.48)
1.010 (25.65)
1.135 (28.82)
1.260 (32.00)
1.385 (35.18)
1.510 (38.35)
1.635 (41.53)
1.760 (44.70)
1.885 (47.88)
.830 (21.08)
.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)
1.835 (46.61)
P +
_ .005 (0.13)
4 HOLES
+.010 (0.25)
-.000 (0.00)
+.010 (0.25)
-.000 (0.00)
+.000 (0.00)
-.010 (0.25)
B
A
R
(T.P.)
A