Rotary Switch

Part Number 123914LK

Quality inspected with certificate of conformity. For questions and pricing call us at +1 210-468-8090

We ship worldwide

Features

2b 1st mounting facility thread class, 10.183 inches nominal overall length, unc 1st mounting facility thread series designator.

4.375" overall width actuator knob 20 1st mounting facility thread quantity per inch tap, circuit selector.

Includes quality control certificate of conformance.

Specifications

  • Hazardous Locations/environmental Protection:
    Shock resistant and vibration resistant
  • Overall Height:
    Between 3.657 inches and 3.719 inches
  • Overall Width:
    4.375 inches
  • Unthreaded Mounting Hole Diameter:
    0.312 inches 2nd mounting facility
  • Distance Between Mounting Facility Centers:
    3.812 inches 2nd mounting facility
  • Switch Contact Basic Design:
    Nonpile-up nonsymmetrical
  • Mounting Facility Circle Radius:
    1.609 inches 1st mounting facility
  • Mounting Method:
    Bracket 1st mounting facility and threaded hole 1st mounting facility
  • Mounting Method:
    Bracket 2nd mounting facility and unthreaded hole 2nd mounting facility
  • Features Provided:
    Actuator knob and dummy section
  • Thready Qty Per Inch (tpi):
    20 1st mounting facility
  • Thread Size:
    0.250 inches 1st mounting facility
  • Contact Voltage Rating In Volts:
    120.0 lowest dc voltage rating at sea level
  • Contact Voltage Rating In Volts:
    250.0 highest dc voltage rating at sea level
  • Contact Voltage Rating In Volts:
    500.0 ac at sea level
  • Mounting Facility Pattern:
    Four position circular 1st mounting facility
  • Mounting Facility Pattern:
    Two position in-line 2nd mounting facility
  • Switch Actuator Indexing Position Quantity:
    2 single actuator
  • Criticality Code Justification:
    Feat
  • Terminal Type:
    Tab w/screw
  • Switch Actuator Positioning Increment:
    90.0 degrees single actuator
  • Switch Actuator Stop Device Type:
    Fixed stop single actuator
  • Contact Load Current Rating:
    15.0 amperes resistive load highest dc voltage rating at sea level
  • Contact Load Current Rating:
    30.0 amperes resistive load ac at sea level
  • Contact Load Current Rating:
    30.0 amperes resistive load lowest dc voltage rating at sea level and 25.0 amperes inductive load lowest dc voltage rating at sea level
  • Style Designator:
    Tap, circuit selector
  • Federal Supply Class (fsc):
    Switches
  • National Stock Number (nsn):
    5930-01-280-2194
  • Special Features:
    Item must comply with requirements of desc production standard no. L03998; for navy nuclear propulsion plant products only

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