NSN: 5930-01-143-3113

Technical Characteristics

• Hazardous Locations/Environmental Protection

  dustproof

• Shaft Diameter

  0.375 inches nominal single actuator

• Unthreaded Mounting Hole Diameter

  0.312 inches nominal 2nd mounting facility

• Knob Manufacturer Code

  82121

• Knob Manufacturer Part Number

  a

• Longest Horizontal Distance Between Mounting Centers

  3.812 inches nominal 2nd mounting facility

• End Item Identification

  control panel

• Mounting Method

  bracket and unthreaded hole 2nd mounting facility

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Shaft Type

  round, flatted, threaded hole single actuator

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• ~1

  avy nuclear propulsion plant products only

• Style Designator

  1 tap, circuit selector

• Thread Series Designator

  unc 1st mounting facility

• Special Features

  item must comply with requirements of desc production standard no. l03213; for n

• Contact Load Current Rating

  10.0 amperes resistive load ac at sea level

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Terminal Type

  tab w/screw

• Criticality Code Justification

  feat

• Mounting Facility Pattern

  two position in-line 2nd mounting facility

• Mounting Facility Pattern

  four position rectangular 1st mounting facility

• Contact Voltage Rating In Volts

  125.0

• Nominal Thread Size

  0.250 inches 1st mounting facility

• Thread Quantity Per Inch

  20 1st mounting facility

• Features Provided

  actuator knob

• Mounting Method

  bracket and threaded hole 1st mounting facility

• Throw Quantity

  3 each section rear

• Pole Quantity

  1 each section rear

• Switch Contact Basic Design

  nonpile-up symmetrical

• Longest Vertical Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Longest Horizontal Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Individual Section Quantity

  18

• Shaft Length

  1.375 inches nominal single actuator

• Flat Height

  0.250 inches nominal single actuator

• First Flat Length

  0.875 inches nominal single actuator

• Overall Width

  4.375 inches nominal

• Overall Length

  8.125 inches nominal

• Thread Class

  2b 1st mounting facility