Pressure Switch

Model / MPN: 540A-D-3 | NSN: 5930-01-172-6437

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

5930-01-172-6437

Sold in multiples of

1 EA

DEMIL

Thread Class

2a single pressure connection

Overall Length

2.890 inches

Outside Diameter

0.375 inches single connection

Overall Height

6.500 inches

Overall Width

5.500 inches

Unthreaded Mounting Hole Diameter

0.170 inches

Longest Horizontal Distance Between Mounting Centers

5.062 inches

Longest Vertical Distance Between Mounting Centers

6.062 inches

Pressure Switch Type

Absolute

Mounting Method

Bracket and unthreaded hole

Contact Action Stimulus

Increase

Thread Size

0.375 inches single pressure connection

Mounting Facility Pattern

Four position rectangular

Nonpile-up Contact Arrangement

1 pole, double throw, one position momentary

Terminal Type

Screw

Contact Adjustability

Actuation point adjustable

Contact Adjustment Type

External actuation point hex nut

Pressure Connector Type

Flared, threaded external single connection

Media For Which Designed

Gas

Style Designator

Rectangular w/bracket

Thread Series Designator

Unef single pressure connection

540A Series Parts

Pricing and Availability

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ISO 9001:2015 + AS9120B
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540A-D-3 Cross Reference

540A