MIL-DTL-25879 Switch, Radio Frequency Transmission Line, Coaxial Type Sa-521A/AThis specification covers the requirements for one type of radio frequency \(RF\) switch, intended specifically for use in switching coaxial lines between multiple communication and navigation antennas.

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MIL-DTL-25879G

SCHEMATIC

SHOWN IN

DEENERGIZED CONDITION

Inches

.125

3.18

1.875

47.62

.33

8.38

1.91

48.51

.56

14.22

1.95

49.53

.72

18.29

2.125

53.98

.885

22.48

2.75

69.85

1.125

28.58

3.19

81.03

NOTES:

1. Dimensions are in inches.

2. Metric equivalents (to the nearest 0.01 mm) are given for general information only.

3. Unless otherwise specified, tolerances are �.010 inch (0.25 mm) for three place decimals and �.03 inch

(0.76 mm) for two place decimals.

4. Keyway of power connector to be at 12 o'clock position.

5. The centerline of the power connector shall be no higher than the centerline of the switch body.

6. Positive electrical continuity between the switch unit and the individual fasteners shall be assured.

FIGURE 1. Outline and dimensions of switch type SA-521A/A - Continued.