NSN: 5930-00-274-1308

Technical Characteristics

• Mounting Facility Circle Radius

  1.609 inches nominal single mounting facility

• Style Designator

  tap, circuit selector

• Contact Load Current Rating

  15.0 amperes resistive load dc at sea level

• Contact Load Current Rating

  40.0 amperes resistive load ac at sea level

• Individual Section Quantity

  4

• Features Provided

  actuator knob

• Overall Width

  4.125 inches nominal

• Mounting Facility Pattern

  four position circular single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Terminal Type

  tab w/screw

• Mounting Method

  threaded bushing single mounting facility

• Thread Class

  2a single mounting facility

• Overall Height

  4.125 inches nominal

• Switch Contact Basic Design

  nonpile-up symmetrical

• Operating Temp Range

  -62.0/+75.0 deg celsius

• Throw Quantity

  2 each section front

• Contact Voltage Rating In Volts

  250.0 dc at sea level

• Contact Voltage Rating In Volts

  600.0 ac at sea level

• Thread Series Designator

  unc single mounting facility

• Knob Manufacturer Code

  82121

• Nominal Thread Size

  0.250 inches single mounting facility

• Overall Length

  4.532 inches nominal

• Pole Quantity

  1 each section front

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Thread Quantity Per Inch

  20 single mounting facility

• Contact Switching Action

  breaks before makes each section front