MIL-PRF-22885/90C
REQUIREMENTS:
Design and construction: See figures 1 through 6.
Complete switch shall consist of:
1 - Switch body: Includes category I or category II basic switches in accordance with MIL-S-8805/4 or/109.
Type I bodies also include mounting sleeve and panel spacer. Type III bodies also include mounting sleeve,
dripproof mounting flange and panel mounting spacer. EMI/RFI shielding is available when specified (see
Part or Identifying Number (PIN)).
1 - Pushbutton: Includes display and lampholder. When specified, EMI/RFI shielding and night vision
goggle compatibility are available (see PIN).
4 - Lamps: T-1 submidget flanged base incandescent. Lamps are not supplied; order separately.
Enclosure design: 1 (unsealed) for types I and II.
2 (dripproof) for type III.
Temperature characteristic: 1 (-55°C to +85°C for types I and II).
2 (-46°C ±2°C to +85°C for type III).
Vibration grade: 2 (10-500 Hz).
Display type: S (sunlight readable, specularly reflective condition).
N (opaque background, visible legend).
Operating characteristics:
Actuation force: 2 to 5 pounds.
Actuation travel: .150 ±.031 inch.
Lens module extraction force: 2 to 5 pounds.
Moisture resistance: Following step 6 of the moisture resistance test, the insulation resistance measurement
shall be not less than 5 megohms.
Dielectric withstanding voltage at reduced barometric pressure: Applicable.
Weight: 1.6 ounces maximum.
Contact resistance: Not applicable after electrical endurance, inductive load dc.
Electrical ratings: See table I.
Low level life: Applicable to gold contact switches, 25,000 cycles.
10
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business