Rotary Switch

Part Number 121904LL

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

We ship worldwide

Features

2b single mounting facility thread class, 4.250 inches nominal overall length, unc single mounting facility thread series designator.

Actuator knob 32 single mounting facility thread quantity per inch tap, circuit selector.

Includes quality control certificate of conformance.

Specifications

  • First Flat Length:
    0.750 inches single actuator
  • Flat Height:
    0.218 inches single actuator
  • Shaft Diameter:
    0.250 inches single actuator
  • Shaft Length:
    1.000 inches single actuator
  • Individual Section Quantity:
    4
  • Longest Horizontal Distance Between Mounting Centers:
    2.312 inches single mounting facility
  • Longest Vertical Distance Between Mounting Centers:
    2.312 inches single mounting facility
  • Switch Contact Basic Design:
    Nonpile-up symmetrical
  • Pole Quantity:
    1 each section rear
  • Throw Quantity:
    4 each section rear
  • Mounting Method:
    Bracket single mounting facility and threaded hole single mounting facility
  • Features Provided:
    Actuator knob
  • Thready Qty Per Inch (tpi):
    32 single mounting facility
  • Thread Size:
    0.164 inches single mounting facility
  • Contact Voltage Rating In Volts:
    125.0 lowest ac voltage rating at sea level
  • Contact Voltage Rating In Volts:
    450.0 highest ac voltage rating at sea level
  • Mounting Facility Pattern:
    Four position rectangular single mounting facility
  • Switch Actuator Indexing Position Quantity:
    4 single actuator
  • Shaft Type:
    Round, flatted, threaded hole single actuator
  • Terminal Type:
    Tab w/screw
  • Contact Switching Action:
    Breaks before makes 1st section rear
  • Contact Switching Action:
    Breaks before makes 2nd section rear
  • Contact Switching Action:
    Makes before breaks 3rd section rear
  • Contact Switching Action:
    Makes before breaks 4th section rear
  • Switch Actuator Positioning Increment:
    90.0 degrees single actuator
  • Contact Load Current Rating:
    3.0 amperes resistive load highest ac voltage rating at sea level
  • Contact Load Current Rating:
    10.0 amperes resistive load lowest ac voltage rating at sea level
  • Style Designator:
    Tap, circuit selector
  • Federal Supply Class (fsc):
    Switches
  • National Stock Number (nsn):
    5930-01-048-5438

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