MIL-DTL-28748/8F
Inches
mm
.001
0.03
.003
0.08
.008
0.20
.010
0.25
.031
0.79
.045
1.14
.062
1.57
.063
1.60
.093
2.36
.100
2.54
.125
3.18
.312
7.92
.437
11.10
.562
14.27
.750
19.05
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information.
3. Unless otherwise specified, tolerance is ± .016 inch (0.41 mm).
4. Metric equivalents are in parentheses.
5. Material: Aluminum alloy in accordance with ASTM-B-209, Alloy 6061, or Alloy 7075,
temper O; .025 inch (0.64 mm) thick.
6. Finish: Anodize in accordance with MIL-A-8625 type I or II.
7. Polarization position letter is .06 inch (1.5 mm) height minimum as shown using permanent marking
slot and letter for applicable location only.
8. The location may vary ± .005 inch (0.13 mm) from the centerline.
9. One polarization pin is used when applicable.
10. Insert designators are informational and used only when ordering a shield or shell as a piece part.
Example: M28748/7-ROL01L is a plug shell with C polarization for a 20-contact position insert, "no
shield, no jackscrews, and no contacts".
11. The polarization feature (pin or groove) shall be adjacent to the side closest to the A contact position.
FIGURE 2. Shell configurations Continued.
8
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