21456-3

Technical Characteristics

• Thread Class

  3a

• Thread Length

  0.375 inches nominal

• Overall Length

  1.580 inches minimum and 1.630 inches maximum

• Temp Sensing Element Type

  internal sensor

• Width Across Flats

  0.738 inches minimum and 0.754 inches maximum

• Mounting Method

  threaded bushing

• Features Provided

  electrical access port

• Contact Action Stimulus

  decrease

• Nominal Thread Size

  0.500 inches

• Terminal Type

  wire lead

• Contact Load Current Rating

  1.0 amperes lamp load

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Unpackaged Unit Weight

  5.000 ounces

• Thread Series Designator

  unf

• Body Diameter

  0.738 inches minimum and 0.754 inches maximum

• Body Length

  0.750 inches maximum

• Thread Quantity Per Inch

  20

• Nonpile-Up Contact Arrangement

  1 pole,single throw,normally open,momentary action

• Contact Adjustability

  deactuation point not adjustable and actuation point not adjustable

• Contact Stimulus Rating

  340.00 actuation point minimum degrees fahrenheit and 390.00 actuation point maximum degrees fahrenheit and 90.00 differential point minimum degrees fahrenheit and 110.00 differential point maximum degrees fahrenheit

• Media For Which Designed

  gas