Pressure Switch

Model / MPN: 21C1-1-9 | NSN: 5930-01-337-5063

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

5930-01-337-5063

Sold in multiples of

1 EA

DEMIL

Outside Diameter

0.438 inches single connection

Overall Diameter

1.120 inches

Pressure Switch Type

Differential

Width Across Flats

0.688 inches

Operating Tempurature Rating

Between -65.0 degrees fahrenheit and 325.0 degrees fahrenheit

Contact Action Stimulus

Increase

Proof Pressure

311.00 pounds per square inch gage

Nonpile-up Contact Arrangement

1 pole, single throw, both positions maintained

Terminal Type

Connector, receptacle

Contact Load Current Rating

2.0 amperes resistive load single voltage

Contact Adjustability

Actuation point not adjustable and deactuation point not adjustable

Contact Stimulus Rating

43.50 actuation point pounds per square inch gage and 38.00 deactuation point pounds per square inch gage

Contact Voltage Rating In Volts

28.0 dc at sea level single voltage

Pressure Connector Type

Double threaded section boss fitting gasket with locknut sealing, threaded external single connection

Media For Which Designed

Gas

Style Designator

Cylindrical

21C1 Series Parts

Pricing and Availability

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ISO 9001:2015 + AS9120B
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21C1-1-9 Cross Reference

2335-127-17
74B838001-117
10135393