MIL-PRF-22885/88C
Requirements:
Dimensions and configuration: See figure 1. the switch modules shall be capable of mating with
indicator lights in accordance with MIL-PRF-22885/87 to form the MIL-PRF-22885/87 illuminated push
button switch. Basic switch elements shall be permanently fixed to switch bracket or frame.
Enclosure design: 1 (unsealed).
Temperature characteristic: -55 C to +71
Vibration grade: 2 (10-500 Hz, 10 g peak).
Operation: A (momentary action) and B (alternate action).
Material:
Cam actuator: May be thermoplastic material classified as UL94V-2.
Flexible insulators: May be fabricated from woven glass impregnated with TFE.
Weight: 1.2 ounces maximum.
Operating characteristics:
Operating force: Measurement to be taken at front of lens with switch module assembled to
indicator light.
2PDT momentary: 4 pounds maximum.
4PDT momentary: 4 pounds maximum.
2PDT alternate: 6 pounds maximum.
4PDT alternate: 7 pounds maximum.
Dielectric withstanding voltage:
Altitude: 50,000 feet.
Electrical endurance: See table I for electrical ratings.
Qualification inspection: Required as part of the four lamp, high impact shock resistant illuminated
switch, MIL-PRF-22885/87.
Part or Identifying Number (PIN): See table II.
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