Rotary Switch

Part Number 18-1970-4

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

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Features

2a single mounting facility thread class, 3.064 inches nominal overall length, unef single mounting facility thread series designator.

0.437" single mounting facility thread length circular wafer, bushing mount.

Includes quality control certificate of conformance.

Specifications

  • Thread Length:
    0.437 inches single mounting facility
  • Hazardous Locations/environmental Protection:
    Explosion proof
  • First Flat Length:
    0.250 inches single actuator
  • Flat Height:
    0.214 inches single actuator
  • Shaft Diameter:
    0.250 inches single actuator
  • Shaft Length:
    0.437 inches single actuator
  • Overall Diameter:
    1.160 inches
  • Nonturn Device Radius:
    0.375 inches at 3: 00 o'clock
  • Individual Section Quantity:
    4
  • Nonturn Device Type:
    Tab at 3: 00 o'clock
  • Operating Tempurature Range:
    -55.0/+85.0 degrees celsius
  • Switch Contact Basic Design:
    Nonpile-up symmetrical
  • Pole Quantity:
    1 each section front
  • Throw Quantity:
    8 each section rear
  • Mounting Method:
    Threaded bushing single mounting facility
  • Thread Size:
    0.375 inches single mounting facility
  • Contact Voltage Rating In Volts:
    150.0 ac at sea level
  • Contact Voltage Rating In Volts:
    30.0 dc at sea level
  • Shaft Flat/slot Angular Location:
    195.0 degrees from nonturn device single actuator
  • Rotor Through Connection Quantity:
    1 each section
  • Switch Actuator Indexing Position Quantity:
    8 single actuator
  • Shaft Type:
    Round, flatted single actuator
  • Terminal Type:
    Tab, solder lug
  • Contact Switching Action:
    Breaks before makes 1st section rear
  • Contact Switching Action:
    Breaks before makes 4th section rear
  • Contact Switching Action:
    Breaks before makes 2nd section rear
  • Contact Switching Action:
    Makes before breaks 3rd section rear
  • Switch Actuator Positioning Increment:
    36.0 degrees single actuator
  • Switch Actuator Stop Device Type:
    Fixed stop single actuator
  • Contact Load Current Rating:
    200.0 milliamperes resistive load dc at sea level
  • Contact Load Current Rating:
    50.0 milliamperes resistive load ac at sea level
  • Style Designator:
    Circular wafer, bushing mount
  • Test Data Document:
    10001-66a5a6-11 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
  • Federal Supply Class (fsc):
    Switches
  • National Stock Number (nsn):
    5930-00-938-5363

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