MIL-S-3786/28

Technical Characteristics

• Nonturn Device Radius

  0.375 inches nominal at 3:00 o'clock

• Shaft Diameter

  0.250 inches nominal single actuator

• Throw Quantity

  6 each section rear

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Shaft Length

  0.438 inches nominal single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Overall Length

  3.350 inches nominal

• Overall Diameter

  1.430 inches maximum

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level and 100.0 milliamperes inductive load dc at sea level

• Thread Series Designator

  unef single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Contact Load Current Rating

  350.0 milliamperes resistive load ac at sea level

• Operating Temp Range

  -65.0/+125.0 deg celsius

• Terminal Type

  tab, solder lug

• Nonturn Device Type

  tab at 3:00 o'clock

• Thread Class

  2a single mounting facility

• Detent Rotational Torque Range

  +1.200/+4.500 inch-pounds single actuator

• Mounting Method

  threaded bushing single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Shaft Type

  round, flatted single actuator

• Flat Height

  0.216 inches nominal single actuator

• Nominal Thread Size

  0.375 inches single mounting facility

• Style Designator

  tap, circular, bushing mount

• Shaft Flat/Slot Angular Location

  60.0 degrees from nonturn device single actuator

• First Flat Length

  0.250 inches nominal single actuator

• Individual Section Quantity

  4

• Err Default

  err default

• Specification/Standard Data

  81349-mil-s-3789/28 government specification

• Contact Switching Action

  breaks before makes each section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Switch Actuator Indexing Position Quantity

  6 single actuator

• Pole Quantity

  1 each section rear

• ~1

  data on certain environmental and performance

• Test Data Document

  81349-mil-s-3786 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type