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Pressure Switch

Model / MPN: 288A (O-20PSI) | NSN: 5930-01-047-7018
ITAR Registered seal

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.

Product Details
NATO Stock Number
5930-01-047-7018
Sold in multiples of
1 EA
DEMIL
NO
Hazardous Locations/environmental Protection
Weatherproof
Overall Length
Between 5.203 inches and 5.328 inches
Body Length
Between 4.344 inches and 4.438 inches
Overall Diameter
7.500 inches
Pressure Switch Type
Differential
Mounting Facility Circle Radius
3.500 inches
Mounting Method
Flange and threaded stud
Features Provided
Calibrated scale
Thready Qty Per Inch (tpi)
20 single pressure connection
Proof Pressure
500.00 pounds per square inch
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Four position circular
Nonpile-up Contact Arrangement
2 pole, double throw, both positions maintained
Terminal Type
Screw
Contact Load Current Rating
2.5 amperes resistive load first voltage
Contact Load Current Rating
200.0 milliamperes resistive load third voltage and 100.0 milliamperes inductive load third voltage
Contact Load Current Rating
4.0 amperes resistive load fourth voltage and 2.5 amperes inductive load fourth voltage
Contact Load Current Rating
5.0 amperes resistive load second voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+0.00/+50.00 actuation point inches of water
Contact Adjustment Type
External actuation point screw with scale
Contact Voltage Rating In Volts
125.0 dc at sea level third voltage
Contact Voltage Rating In Volts
125.0 ac at sea level second voltage
Contact Voltage Rating In Volts
240.0 ac at sea level first voltage
Contact Voltage Rating In Volts
30.0 dc at sea level fourth voltage
Thread Series Designator
Unc single pressure connection
288A (O Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M815T4552 Switch, Pressure 2 EA 09/14/2015
SPE7M817T1767 Switch, Pressure 2 EA 03/03/2017
SPE7M121T134T Switch, Pressure 1 EA 04/08/2021

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288A (O-20PSI) Cross Reference
  • 0288-0003-3
  • 288A
  • 288A( 0TO20PSI)
  • 16HCXXX0X15E1BBXXX02
  • 2906764
  • 16HCXXX0X15E1BBXXX01