MIL-DTL-641 Jacks, Telephone, General Specification ForThis specification covers jacks used in telephone \(including telephone switchboard consoles\), telegraph, and teletype circuits, and for connecting headsets, handsets, and microphones into communications circuits.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 20

MIL-DTL-641F

Inches

.0003

.008

.010

.25

.375

9.52

.002

.05

.032

.81

.922

23.42

.003

.08

.175

4.44

1.218

30.94

.005

.13

.250

6.35

NOTES:

1. Dimensions are in inches.

2. Metric equivalents are given for information only.

3. Finger shall be hardened to Rockwell C 60-62, polished, and then hard-chromium plated to .0003 (.008 mm)

maximum thickness.

4. All dimensions before plating.

5. Concentricity shall be .002 (.05 mm) total indicator reading on finger diameter A.

FIGURE 3. Test plug TP55.