50-389121-3

View detailed technical data, stock status, and sourcing information for: 50-389121-3
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-057-2637

Item Name Code

00206

Assigment Date

01/05/1968 (58 years ago)

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.

3a single pressure connection thread class, 1.312 inches nominal overall diameter, 3.500 inches maximum overall length, 0.688 inches nominal single pressure connection thread length, gage pressure switch type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a single pressure connection
Thread Length: 0.688 inches nominal single pressure connection
Overall Length: 3.500 inches maximum
Overall Diameter: 1.312 inches nominal
Pressure Switch Type: gage
Operating Temp Rating: -65.0 fahrenheit minimum and 300.0 fahrenheit maximum
Mounting Method: inlet connection
Features Provided: electrical access port
Thread Quantity Per Inch: 20 single pressure connection
Contact Action Stimulus: increase
Proof Pressure: 120.00 pounds per square inch gage
Nominal Thread Size: 0.438 inches single pressure connection
Nonpile-Up Contact Arrangement: 1 pole, double throw, one position momentary
Sensing Element Burst Pressure: 165.00 pounds per square inch gage
Terminal Type: connector, receptacle
Contact Load Current Rating: 5.0 amperes resistive load first voltage
Contact Load Current Rating: 2.5 amperes inductive load second voltage
Contact Adjustability: deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating: 15.00 actuation point maximum pounds per square inch gage and 11.50 deactuation point minimum pounds per square inch gage and 12.50 deactuation point maximum pounds per square inch gage
Contact Voltage Rating In Volts: 28.0 dc at sea level single voltage
Pressure Connector Type: plain, threaded external single connection
Media For Which Designed: gas
Style Designator: cylindrical
Thread Series Designator: unf single pressure connection

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
50-389121-3	Pressure Switch
80C815	Pressure Switch

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5930-00-057-2637?

The FSCG of the NSN 5930-00-057-2637 is 5930

Does the NSN 5930-00-057-2637 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509065

Does NSN 5930-00-057-2637 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5930-00-057-2637 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-057-2637 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5930-00-057-2637 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Jan 5, 1968