MIL-DTL-3786/10E
REQUIREMENTS:
Dimensions and configuration: See figures 1 and 2.
Angle of throw: 20° and 40° (see table V).
Terminals: The terminals tabs shall be bent at an angle of 60° ±15° from the plane of the section.
When flat terminals are required, the dimensions shall be as shown on figure 1.
Mounting hardware: Each switch shall be supplied with one hexagon nut, in accordance with
MS25082-20 or equivalent, and one internal-tooth lock washer in accordance with NASM35333 or
equivalent.
Temperature life characteristics: Symbol B (25,000 cycles, -65°C and +85°C).
Vibration grade: Symbol 1 (10 to 55 Hz).
Shock type: Symbol H (high impact) and symbol M (medium impact).
Insulation material: Symbol P.
Altitude: Symbol C (70,000 feet), symbol O (up to 10,000 feet).
Rotational torque: The minimum and maximum values of torque determined for shaft rotation shall be
within the limits specified in table I.
TABLE I. Rotational-torque limits.
Temperature
Torque (lb-in)
Minimum
Maximum
Room
2
6
Minimum
2
8
Construction: N or S.
Life (rotational): The test loads for the applicable circuit conditions shall be as specified in table II.
Each of the loads specified for the applicable environmental condition shall be switched by at least one
rotor contact of the switch.
TABLE II. Electrical loads.
Loads
Environmental condition
Inductive
Resistive
Milliamperes
Volts, dc
Milliamperes Volts, dc
At atmospheric pressure
50
28
500
28 dc
250
115 V rms
50
300 V rms
At reduced barometric pressure
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350
28 dc
100
115 V rms
4
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