ST74D52-2

Technical Characteristics

• Thread Length

  0.612 inches minimum single threaded bushing and 0.632 inches maximum

• Overall Length

  2.522 inches nominal

• Temp Sensing Element Type

  internal sensor

• Width Across Flats

  1.000 inches nominal

• Mounting Method

  threaded bushing

• Contact Action Stimulus

  increase

• Nonpile-Up Contact Arrangement

  1 pole, single throw, normally open, momentary action

• Terminal Type

  tab w/screw

• Contact Load Current Rating

  5.0 amperes resistive load first voltage

• Contact Voltage Rating In Volts

  120.0 ac at sea level first voltage

• Contact Voltage Rating In Volts

  240.0 ac at sea level second voltage

• Style Designator

  53 cylindrical w/flange

• Thread Series Designator

  unf single threaded bushing

• Thread Class

  3a single threaded bushing

• Hazardous Locations/Environmental Protection

  humidity resistant and salt spray resistant and vibration resistant

• Body Diameter

  0.535 inches minimum and 0.555 inches maximum

• Body Length

  1.387 inches minimum and 1.407 inches maximum

• Operating Temp Rating

  -11.0 deg fahrenheit minimum and 96.0 deg fahrenheit maximum

• Nominal Thread Size

  0.375 inches single threaded bushing

• Contact Load Current Rating

  5.0 amperes resistive load second voltage

• Contact Adjustability

  actuation point not adjustable and deactuation point not adjustable

• Contact Stimulus Rating

  135.00 actuation point nominal degrees fahrenheit and 115.00 deactuation point nominal degrees fahrenheit

• Media For Which Designed

  gas or liquid

• Precious Material And Location

  contacts silver

• Precious Material

  silver