MIL-DTL-55302/139C
Inches
mm
Inches
mm
Inches
mm
Inches
mm
.001
0.03
.032
0.81
.100
2.54
.175
4.44
.002
0.05
.033
0.84
.107
2.72
.200
5.08
.005
0.13
.050
1.27
.109
2.77
.220
5.59
.006
0.15
.051
1.30
.110
2.79
.250
6.35
.008
0.20
.058
1.47
.120
3.05
.300
7.62
.010
0.25
.070
1.78
.125
3.18
.335
8.51
.015
0.38
.075
1.90
.130
3.30
.350
8.89
.017
0.43
.080
2.03
.140
3.56
.625
15.88
.025
0.64
.082
2.08
.150
3.81
2.500
63.50
.027
0.69
.085
2.16
.160
4.06
2.600
66.04
.028
0.71
.086
2.18
.172
4.37
3.075
78.10
5.900
149.86
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Unless otherwise specified, tolerances are ±.005 (0.13 mm).
4. These connectors mate with connectors specified in MIL-DTL-55302/138.
5. Numbers indicating the first and last position in each row and every fourth contact position in between shall be
marked on the side(s) of the connector. As an option to the above, numbers indicating every fourth cavity
may be stamped on the side of the connector, with the exception that the number one contact shall be
marked.
6. Termination layout on .025 (0.51 mm) modular grid.
7. Optional undercut .050 (1.27 mm) maximum, on PCB side for cleaning purposes.
8. Conformal coating clearances shall be .005 (0.13 mm) minimum (not required for optional design).
9. Optional design conformal coating.
10. Hole depth to female guide hardware is .282 min (7.16 mm). Full thread depth to female threaded hardware
is .240 min (6.1 mm).
FIGURE 1. Connectors, receptacle, .100 (25.4 mm) spacing - Continued.
5
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