NSN: 5930-00-164-1574

Technical Characteristics

• Thread Length

  0.410 inches nominal single mounting facility

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  2.217 inches maximum

• First Flat Length

  0.250 inches nominal single actuator

• Flat Height

  0.214 inches nominal single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Shaft Length

  0.847 inches nominal single actuator

• Overall Diameter

  1.100 inches nominal

• Individual Section Quantity

  2

• Nonturn Device Type

  tab at 3:00 o'clock

• Iii Operating Temp Range

  0.0 to 71.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Iii Shaft Flat/Slot Angular Location

  195.0 degrees from contact position 1 single actuator

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Terminal Type

  tab, solder lug

• Contact Load Current Rating

  1.0 amperes resistive load ac at sea level

• Style Designator

  9 tap, circular, bushing mount

• Thread Class

  2a single mounting facility

• Nonturn Device Radius

  0.375 inches nominal at 3:00 o'clock

• Throw Quantity

  12 each section rear

• Mounting Method

  threaded bushing single mounting facility

• Nominal Thread Size

  0.375 inches single mounting facility

• Rotor Through Connection Quantity

  1 each section

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Iii Detent Rotational Torque Range

  0.7 to 5.0 inch-pounds (pound-inches) single actuator

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at sea level

• Manufacturers Code

  55974

• Mfr Source Controlling Reference

  1972686-1

• Thread Series Designator

  unef single mounting facility