MIL-DTL-83731/22C
REQUIREMENTS:
Dimensions and configuration: See figure 1.
Material and finish: Bushing shall be brass, nickel plated. Toggle lever shall be brass, bright chrome
plated. Frame shall be stainless steel. The contacts shall be gold plate over nickel over silver over
brass.
Mounting hardware: Each switch shall be supplied with one hexagon nut and one internal-tooth
lockwasher in accordance with the appendix of MIL-DTL-83731, one locking ring (see figure 3), and one
panel seal (see figure 3). The panel seal shall be silicone rubber.
Weight: .024 pound maximum.
Electrical ratings: See table I.
Strength of terminals: Method 211 of MIL-STD-202, test condition A. The applied force shall be one
pound.
Strength of toggle lever, pivot, and lever stop: Test (a) shall use a 10 pound load; test (b) shall use a 8
pound load.
Dielectric withstanding voltage: Test at atmospheric pressure only.
Mechanical endurance: 20,000 cycles of operation. One-half of the cycles shall be at -25ºC +0ºC, -4ºC,
while the other half of the cycles shall be at + 71ºC +4ºC, -0ºC.
Electrical endurance, electrical overload, electronic logic, and temperature rise: Multi-pole switches are
to be tested with a load on each pole and with the same polarity on adjacent poles in accordance with
figure 2.
FIGURE 2. Test circuit.
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