157A

Technical Characteristics

• Overall Height

  1.500 inches nominal

• Pressure Switch Type

  gage

• Operating Temp Rating

  -65.0 deg fahrenheit minimum and 275.0 deg fahrenheit maximum

• Mounting Method

  bolt

• Proof Pressure

  4500.00 pounds per square inch

• Nominal Thread Size

  0.4375 inches single pressure connection

• Iii Sensing Element Burst Pressure

  7500.00 pounds per square inch

• Terminal Type

  connector, receptacle

• Thread Series Designator

  unf single pressure connection

• Overall Length

  3.840 inches nominal

• Overall Width

  1.250 inches nominal

• Thread Quantity Per Inch

  20 single pressure connection

• Contact Action Stimulus

  increase

• Nonpile-Up Contact Arrangement

  1 two circuit, double break/double make, permanent jumper with no external terminal, both positions maintained

• Contact Load Current Rating

  5.0 amperes resistive load single voltage

• Contact Adjustability

  deactuation point adjustable and actuation point adjustable

• Contact Adjustment Range

  1250.00 to 1400.00 actuation point pounds per square inch and 1250.00 to 1400.00 deactuation point pounds per square inch

• Contact Voltage Rating In Volts

  30.0 dc at sea level single voltage

• Media For Which Designed

  liquid