NSN: 5930-01-181-3554

Technical Characteristics

• Thread Class

  2a single mounting facility

• Overall Length

  1.920 inches nominal

• Terminal Type

  tab, solder lug

• Pole Quantity

  4 single section front

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• First Flat Length

  0.440 inches nominal single actuator

• Switch Actuator Indexing Position Quantity

  2 single actuator

• Individual Section Quantity

  1

• Shaft Diameter

  0.248 inches minimum single actuator and 0.251 inches maximum single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Load Current Rating

  2.0 amperes resistive load dc at sea level and 0.5 amperes inductive load dc at sea level

• Rotor Through Connection Quantity

  4 single section

• Shaft Length

  0.880 inches nominal single actuator

• Flat Height

  0.211 inches minimum single actuator and 0.221 inches maximum single actuator

• Throw Quantity

  2 single section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• End Item Identification

  computer display set an/uyq-21

• Overall Diameter

  1.320 inches maximum

• Switch Actuator Stop Device Type

  fixed stop-breakoff tab single actuator

• Err Default

  err default

• Contact Load Current Rating

  1.0 amperes resistive load ac at sea level

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes single section rear

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Method

  threaded bushing single mounting facility