NSN: 5930-00-139-2001

Technical Characteristics

• Thread Class

  2b single mounting facility

• Overall Height

  4.125 inches nominal

• Overall Width

  4.125 inches nominal

• Knob Manufacturer Code

  82121

• Mounting Method

  bracket and threaded hole single mounting facility

• Features Provided

  actuator knob

• Thread Quantity Per Inch

  20 single mounting facility

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Style Designator

  1 tap, circuit selector

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  5.125 inches nominal

• Individual Section Quantity

  6

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Throw Quantity

  2 each section front

• Mounting Facility Circle Radius

  1.609 inches nominal single mounting facility

• Nominal Thread Size

  0.250 inches single mounting facility

• Contact Voltage Rating In Volts

  500.0

• Mounting Facility Pattern

  four position circular single mounting facility

• Terminal Type

  tab w/screw

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Contact Load Current Rating

  30.0 amperes resistive load ac at sea level

• Thread Series Designator

  unc single mounting facility