NSN: 5930-00-086-8911

Technical Characteristics

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Momentary Position

  clockwise single actuator and counterclockwise

• Thread Quantity Per Inch

  20 single mounting facility

• Features Provided

  actuator knob

• Longest Vertical Distance Between Mounting Centers

  3.219 inches nominal single mounting facility

• Longest Horizontal Distance Between Mounting Centers

  3.219 inches nominal single mounting facility

• Knob Manufacturer Part Number

  8164-12

• Knob Manufacturer Code

  82121

• Individual Section Quantity

  4

• Shaft Length

  1.250 inches nominal single actuator

• Overall Width

  3.750 inches nominal

• Overall Height

  4.125 inches nominal

• Overall Length

  4.250 inches nominal

• Shaft Type

  round, flatted, threaded hole single actuator

• Nondefinitive Spec/Std Data

  3sr type

• Reference Number Differentiating Characteristics

  material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

• First Flat Length

  0.500 inches nominal single actuator

• Flat Height

  0.345 inches nominal single actuator

• Shaft Diameter

  0.375 inches nominal single actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Throw Quantity

  2 each section front

• Nominal Thread Size

  0.250 inches single mounting facility

• Contact Voltage Rating In Volts

  480.0 ac at sea level

• Shaft Flat/Slot Angular Location

  0.0 degrees from contact position 1 single actuator

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Terminal Type

  tab w/screw

• Contact Switching Action

  breaks before makes each section front

• Switch Actuator Stop Device Type

  fixed-adjustable stops single actuator

• Contact Load Current Rating

  30.0 amperes resistive load ac at sea level

• Style Designator

  1 tap, circuit selector

• Thread Series Designator

  unc single mounting facility