NSN: 5930-01-145-9231

Technical Characteristics

• Contact Adjustability

  deactuation point not adjustable, manual reset and actuation point adjustable, preset

• Contact Voltage Rating In Volts

  240.0 ac at sea level single voltage

• End Item Identification

  used on johnston boiler model 509s-4pc onboard 378 ft coast guard vessels

• Overall Width

  2.750 inches nominal

• Media For Which Designed

  gas

• Frequency In Hertz

  60.0 single voltage

• Thread Class

  3b single pressure connection

• Contact Adjustment Type

  external actuation point knob

• Contact Adjustment Range

  +20.00/+300.00 actuation point pounds per square inch

• Terminal Type

  screw

• Style Designator

  rectangular

• Overall Length

  4.500 inches nominal

• Contact Load Current Rating

  5.0 amperes resistive load single voltage

• Thread Quantity Per Inch

  18 single pressure connection

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Proof Pressure

  500.00 pounds per square inch

• Overall Height

  4.969 inches nominal

• Pressure Switch Type

  differential

• Inside Diameter

  0.540 inches nominal single connection

• Nominal Thread Size

  0.250 inches single pressure connection

• Pressure Connector Type

  plain, threaded internal single connection

• Body Height

  3.875 inches nominal

• Contact Action Stimulus

  increase

• Mounting Method

  inlet connection

• Contact Stimulus Rating

  125.00 actuation point nominal pounds per square inch and 20.00 differential point nominal pounds per square inch

• Err Default

  err default

• Thread Series Designator

  npt single pressure connection