MIL-DTL-3950

Technical Characteristics

• Actuator Position-Action Relationship

  down position maintained and up position maintained and center position maintained

• Actuator Height

  0.690 inches nominal

• Thread Quantity Per Inch

  32

• Hazardous Locations/Environmental Protection

  weatherproof

• Body Width

  0.635 inches maximum

• Body Height

  1.662 inches maximum

• Inclosure Type

  fully inclosed

• Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Contact Load Current Rating At Maximum Rated Voltage

  7.500 amperes inductive dc and 7.500 amperes inductive ac and 7.500 amperes resistive dc and 5.000 amperes lamp dc and 7.500 amperes resistive ac and 3.000 amperes lamp ac

• Features Provided

  actuator seal

• Test Data Document

  81349-mil-s-3950 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

• Actuator Diameter

  0.235 inches minimum and 0.245 inches maximum

• Actuator Style

  round

• Nonpile-Up Contact Arrangement

  1 pole, double throw, three positions maintained single switch unit

• Body Style

  bushing mount

• Body Length

  1.270 inches maximum

• Terminal Type And Quantity

  3 cable w/connector

• Bushing Length

  0.470 inches nominal

• Special Features

  termina end color coded red to indicate contac size

• Nominal Thread Size

  0.469 inches

• Thread Series Designator

  uns

• Mounting Method

  threaded bushing

• ~1

  data on certain environmental and performance