MIL-S-8805-50 Switches, Sensitive, Roller-Lever, Watertight

Pages 1 - 2 - 3 - 4

MIL-S-8805/50D

REQUIREMENTS:

Dimensions and configuration:  See figure 1. Enclosure design:  3 (watertight).

Temperature characteristic:  2 (-65° to +125°C).

Shock type:  50 g's, sawtooth, in accordance with method 213, test condition G, MIL-STD-202. Sinusoidal vibration grade:  1 (10 to 500 Hz).

Material:

Ferrule: Deep drawn steel gauge number 22 (.031 inch), plated to resist corrosion. Seal gland: Silicon rubber or equivalent.

Weight:  7.0 ounce maximum. Operating characteristics:

Actuating force:  4.0 +2, -0 pounds. Pretravel:  .100 ±.031 inch. Overtravel:  .250 inch minimum.

Movement differential:  .062 +.025, -.010 inch. Full overtravel force:  11 +4, -3 pounds.

Coincidence of operating and releasing points:  In switches having more than one moving contact, the moving contacts shall open and close together within .015 inch of actuator travel as measured at

the roller axis.

Contact resistance:  Not applicable. Mechanical endurance:  200,000 cycles.

Electrical endurance:  100,000 cycles.

Electrical ratings:  See table I.

TABLE I. Electrical ratings.

3