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Pressure Switch

Model / MPN: 3557-00 | NSN: 5930-00-007-7666
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
5930-00-007-7666
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a single pressure connection
Hazardous Locations/environmental Protection
Fungus proof
Overall Length
3.000 inches
Outside Diameter
0.438 inches single connection
Body Length
2.450 inches
Overall Diameter
0.900 inches
Pressure Switch Type
Gage
Width Across Flats
0.750 inches
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 275.0 degrees fahrenheit
Mounting Method
Inlet connection
Features Provided
Hermetically sealed case
Contact Action Stimulus
Increase
Proof Pressure
2250.00 pounds per square inch
Thread Size
0.438 inches single pressure connection
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Sensing Element Burst Pressure
3750.00 pounds per square inch
Terminal Type
Connector, receptacle
Contact Load Current Rating
5.0 amperes resistive load single voltage
Contact Adjustability
Actuation point not adjustable and deactuation point not adjustable
Contact Stimulus Rating
400.00 actuation point pounds per square inch and 300.00 deactuation point pounds per square inch
Contact Voltage Rating In Volts
28.0 dc at sea level single voltage
Pressure Connector Type
Flared, threaded external single connection
Media For Which Designed
Liquid
Style Designator
Cylindrical
Thread Series Designator
Unjf single pressure connection
3557 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M118T0628 Switch, Pressure 3 EA 10/23/2017
SPE7M118T7218 Switch, Pressure 21 EA 01/16/2018
SPE7M818T0677 Switch, Pressure 30 EA 02/05/2018
SPE7M818T2625 Switch, Pressure 15 EA 08/20/2018

Pricing and Availability

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3557-00 Cross Reference
  • 15101
  • 206-076-404-1
  • 1173P25