MIL-DTL-3786/4

Technical Characteristics

• Shaft Type

  round, flatted single actuator

• Nominal Thread Size

  0.375 inches single mounting facility

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Thread Class

  2a single mounting facility

• Thread Length

  0.417 inches minimum and

• Overall Length

  3.374 inches minimum and

• Overall Length

  3.884 inches maximum

• First Flat Length

  0.230 inches minimum and

• Flat Height

  0.216 inches nominal single actuator

• Shaft Diameter

  0.248 inches minimum and

• Shaft Length

  0.417 inches minimum and

• Shaft Length

  0.457 inches maximum single actuator

• Overall Diameter

  1.306 inches maximum

• Mounting Method

  threaded bushing single mounting facility

• Iii Detent Rotational Torque Range

  1.750 to 7.000 inch-pounds (pound-inches) single actuator

• Contact Load Current Rating

  1.2 amperes resistive load dc at sea level

• Manufacturers Code

  81349

• Non-Definitive Government Spec/Std Reference

  mil-s-3786/4

• Test Data Document

  81349-mil-s-3786 specification

• Thread Length

  0.457 inches maximum single mounting facility

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• First Flat Length

  0.270 inches maximum single actuator

• Shaft Diameter

  0.251 inches maximum single actuator

• Overall Diameter

  1.000 inches minimum and

• Individual Section Quantity

  6

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  2 each section front

• Throw Quantity

  3 each section rear

• Features Provided

  metallic inclosure

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Contact Load Current Rating

  250.0 milliamperes inductive load and

• Definitive Government Spec/Std Reference

  m3786/4-5122

• Style Designator

  9 tap, circular, bushing mount

• Thread Series Designator

  unef single mounting facility

• Specification/Standard Data

  81349-mil-s-3786/4 government specification

• Terminal Type

  screw

• Contact Switching Action

  breaks before makes each section rear