NSN: 5925-00-198-4131

Technical Characteristics

• Bushing Length

  0.280 inches minimum and 0.380 inches maximum

• Body Width

  1.562 inches maximum

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Length

  0.906 inches maximum

• Switch Contact Arrangement

  single pole, double throw

• Mounting Surface To Terminal End Distance

  any acceptable

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Thread Quantity Per Inch

  32

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac all locations

• Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps

  300.0 ac all locations

• Circuit Protection Type

  overcurrent all locations

• Trip Release Method

  magnetic all locations

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Internal Trip Release Configuration

  series trip all locations

• Nominal Thread Size

  0.375 inches

• Switch Location And Position Designation

  internal at pole three

• Inclosure Protection Type For Which Designed

  fungus resistant

• Switch Voltage Rating And Type In Volts

  120.0 ac and 50.0 dc

• Manufacturers Code

  81349

• Non-Definitive Government Spec/Std Reference

  milc39019-6

• Test Data Document

  81349-mil-c-39019 specification

• Thread Series Designator

  unef

• Terminal Type And Quantity

  6 wire hook

• Body Style

  1b multipole-single actuator type

• Body Length

  1.937 inches maximum

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Pole Quantity

  3

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes ac all locations

• Trip Release Characteristic

  time delay all locations

• Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent

  125.0 all locations

• Ultimate Trip Time Per Pole In Seconds

  0.200 minimum and 7.000 maximum all locations

• Actuator Position Designation

  at pole two

• Auxiliary Switch Function And Quantity

  1 alarm

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.055 minimum at 200 pct and 0.950 maximum at 200 pct all locations

• Switch Terminal Type

  tab, solder lug

• Switch Current Rating And Type In Amps

  0.5 ac and 0.5 dc

• Frequency In Hertz

  400.0 all locations

• Definitive Government Spec/Std Reference

  m39019-6-49