NSN: 5930-00-490-8735

Technical Characteristics

• Thread Class

  2a single mounting facility

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• Flat Height

  0.214 inches nominal single actuator

• Shaft Length

  0.874 inches nominal single actuator

• Overall Diameter

  1.036 inches nominal

• Individual Section Quantity

  3

• Nonturn Device Type

  tab at 3:00 o'clock

• Mounting Method

  threaded bushing single mounting facility

• Nominal Thread Size

  0.375 inches single mounting facility

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Shaft Type

  round, flatted single actuator

• Terminal Type

  tab, solder lug

• Contact Switching Action

  breaks before makes each section front

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Contact Load Current Rating

  250.0 milliamperes resistive load dc at sea level

• Style Designator

  12 snap or line

• Thread Length

  0.437 inches nominal single mounting facility

• Overall Length

  2.794 inches nominal

• First Flat Length

  0.250 inches nominal single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Nonturn Device Radius

  0.375 inches nominal at 3:00 o'clock

• Iii Operating Temp Range

  -65.0 to 125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Throw Quantity

  12 each section front

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Iii Shaft Flat/Slot Angular Location

  225.0 degrees from nonturn device single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Iii Detent Rotational Torque Range

  0.500 to 2.500 inch-pounds single actuator

• Contact Load Current Rating

  750.0 milliamperes resistive load ac at sea level

• Thread Series Designator

  unef single mounting facility