21153-0

Technical Characteristics

• Bulb Length

  2.660 inches nominal

• Contact Action Stimulus

  increase

• Contact Adjustment Type

  internal deactuation point screw and internal actuation point tongue

• Body Length

  3.671 inches nominal

• Contact Stimulus Rating

  10.00 deactuation point nominal degrees fahrenheit and 120.00 differential point minimum degrees fahrenheit

• Contact Adjustment Range

  +50.00/+300.00 actuation point degrees fahrenheit and +50.00/+300.00 deactuation point degrees fahrenheit

• Temp Sensing Element Type

  bulb

• Features Provided

  electrical access port

• Contact Voltage Rating In Volts

  125.0 ac at sea level second voltage

• Nonpile-Up Contact Arrangement

  1 pole, single throw, normally closed, momentary action

• Contact Adjustability

  deactuation point adjustable, preset and actuation point adjustable, preset

• Thread Quantity Per Inch

  14 single threaded bushing

• Width Across Flats

  0.120 inches nominal

• Contact Load Current Rating

  15.0 amperes resistive load second voltage

• Thread Series Designator

  nptr single threaded bushing

• Overall Length

  6.370 inches nominal

• Media For Which Designed

  gas

• Contact Voltage Rating In Volts

  250.0 ac at sea level first voltage

• Contact Load Current Rating

  15.0 amperes resistive load first voltage

• Terminal Type

  tab w/screw

• Bulb Diameter

  0.616 inches minimum and 0.620 inches maximum

• Overall Diameter

  3.530 inches nominal

• Err Default

  err default

• Style Designator

  cylindrical

• Mounting Method

  threaded bushing

• Nominal Thread Size

  0.500 inches single threaded bushing