Rotary Switch

Part Number 121918LH

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, 8.938 inches nominal overall length, unc 1st mounting facility thread series designator.

3.000" overall width actuator knob 24 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:
    2.500 inches
  • Overall Width:
    3.000 inches
  • Unthreaded Mounting Hole Diameter:
    0.203 inches 2nd mounting facility
  • Distance Between Mounting Facility Centers:
    2.094 inches 2nd mounting facility
  • Individual Section Quantity:
    22
  • Switch Contact Basic Design:
    Nonpile-up nonsymmetrical
  • Mounting Facility Circle Radius:
    1.156 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):
    24 1st mounting facility
  • Thread Size:
    0.190 inches 1st mounting facility
  • Contact Voltage Rating In Volts:
    120.0 lowest dc voltage rating at sea level
  • Contact Voltage Rating In Volts:
    125.0 ac at sea level
  • Contact Voltage Rating In Volts:
    350.0 highest dc voltage rating 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:
    4 single actuator
  • Criticality Code Justification:
    Feat
  • Terminal Type:
    Tab w/screw
  • Switch Actuator Positioning Increment:
    90.0 degrees single actuator
  • Contact Load Current Rating:
    2.0 amperes inductive load highest dc voltage rating at sea level and 2.0 amperes resistive load highest dc voltage rating at sea level
  • Contact Load Current Rating:
    10.0 amperes inductive load lowest dc voltage rating at sea level and 10.0 amperes resistive load lowest dc voltage rating at sea level
  • Contact Load Current Rating:
    10.0 amperes resistive load ac at sea level
  • Style Designator:
    Tap, circuit selector
  • Federal Supply Class (fsc):
    Switches
  • National Stock Number (nsn):
    5930-01-330-8618
  • Special Features:
    Item must comply with requirements of defense electronics supply center production standard no. L04372; for navy nuclear propulsion plant products only; jumper supplied

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