MIL-S-3786/13

Technical Characteristics

• Thread Length

  0.312 inches nominal single mounting facility

• First Flat Length

  0.250 inches nominal single actuator

• Flat Height

  0.094 inches nominal single actuator

• Overall Diameter

  0.670 inches minimum and 0.800 inches maximum

• Individual Section Quantity

  12

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Throw Quantity

  7 each section rear

• Nominal Thread Size

  0.250 inches single mounting facility

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0

• Contact Switching Action

  makes before breaks each section rear

• Switch Actuator Positioning Increment

  36.0 degrees single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• ~1

  level

• Thread Class

  2a single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  4.645 inches nominal

• Shaft Diameter

  0.125 inches nominal single actuator

• Shaft Length

  0.375 inches nominal single actuator

• Nonturn Device Radius

  0.260 inches nominal at 3:00 o'clock

• Nonturn Device Type

  pin at 3:00 o'clock

• Operating Temp Range

  -65.0/+85.0 deg celsius

• Mounting Method

  threaded bushing single mounting facility

• Shaft Flat/Slot Angular Location

  216.0 degrees from nonturn device single actuator

• Rotor Through Connection Quantity

  1 each section

• Switch Actuator Indexing Position Quantity

  7 single actuator

• Shaft Type

  round, flatted single actuator

• Terminal Type

  tab, solder lug

• Detent Rotational Torque Range

  +0.5/+3.5 inch-pounds (pound-inches) single actuator

• Contact Load Current Rating

  150.0 milliamperes resistive load and 50.0 milliamperes inductive load dc at sea

• Contact Load Current Rating

  75.0 milliamperes resistive load ac at sea level

• Style Designator

  9 tap, circular, bushing mount

• Test Data Document

  81349-mil-s-3786 specification

• Thread Series Designator

  unef single mounting facility

• Specification/Standard Data

  81349-mil-s-3786/13 government specification