MIL-DTL-3950

Technical Characteristics

• Thread Quantity Per Inch

  32

• Hazardous Locations/Environmental Protection

  submersible

• Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Overall Length

  1.340 inches maximum

• Bushing Length

  0.450 inches minimum and 0.490 inches maximum

• Overall Width

  0.910 inches maximum

• Actuator Style

  round

• Body Length

  1.340 inches maximum

• Terminal Type And Quantity

  6 screw

• Body Width

  0.910 inches maximum

• Contact Load Current Rating At Maximum Rated Voltage

  15.000 amperes inductive dc and 15.000 amperes inductive ac and 20.000 amperes resistive dc and 7.000 amperes lamp dc and 15.000 amperes resistive ac and 4.000 amperes lamp ac

• Body Style

  bushing mount

• Actuator Height

  1.135 inches minimum and 1.145 inches maximum

• Body Height

  0.950 inches minimum

• Actuator Diameter

  0.400 inches minimum and 0.440 inches maximum

• Nonpile-Up Contact Arrangement

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

• Nominal Thread Size

  0.469 inches

• Actuator Position-Action Relationship

  up position maintained and down position maintained and center position maintained

• Thread Series Designator

  uns

• Actuator Position-Locking Relationship

  up position no locking action and down position locked out and center position no locking action

• Inclosure Type

  fully inclosed

• Mounting Method

  threaded bushing

• Overall Height

  3.005 inches maximum