123916LA

Technical Characteristics

• Shaft Diameter

  0.375 inches nominal single actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Shaft Type

  round, flatted, threaded hole single actuator

• Overall Length

  8.813 inches nominal

• Contact Voltage Rating In Volts

  500.0 ac at sea level

• Hazardous Locations/Environmental Protection

  dustproof

• Mounting Method

  threaded hole single mounting facility

• Individual Section Quantity

  16

• Thread Series Designator

  unc single mounting facility

• Knob Manufacturer Code

  82121

• Nominal Thread Size

  0.250 inches single mounting facility

• Thread Class

  2b single mounting facility

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Special Features

  item must comply with requirements of desc production standard no. l01221; for navy nuclear propulsion plant products only

• Thread Quantity Per Inch

  20 single mounting facility

• Contact Load Current Rating

  30.0 amperes resistive load ac at sea level

• First Flat Length

  0.750 inches nominal single actuator

• Style Designator

  tap, circuit selector

• Contact Switching Action

  breaks before makes each section rear

• Flat Height

  0.250 inches nominal single actuator

• Features Provided

  actuator knob

• Longest Horizontal Distance Between Mounting Centers

  2.281 inches nominal single mounting facility

• Criticality Code Justification

  feat

• Shaft Length

  1.125 inches nominal single actuator

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Terminal Type

  tab w/screw

• Throw Quantity

  1 each section rear

• Pole Quantity

  2 each section rear

• Longest Vertical Distance Between Mounting Centers

  2.281 inches nominal single mounting facility

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Overall Height

  4.125 inches maximum