51-44-45

View detailed technical data, stock status, and sourcing information for: 51-44-45
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-076-7088

Item Name Code

05488

Assigment Date

05/10/1979 (47 years ago)

An adapter which provides facilities for electrically connecting an item to be tested and a piece of test equipment. Do not use for interconnecting cables. Includes plug-in electronic component socket adapters which provide terminations for dynamic testing while an electronic component is inserted. See also coupler, test set.

automatic valve operation method, poppet flow control device, plain (pipe) 1st endplain,optional end(pipe) 2nd end connection style, -40.0 fahrenheit 1st response250.0 fahrenheit 2nd response maximum operating temp, right-hand all ends thread direction

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: -40.0 fahrenheit 1st response250.0 fahrenheit 2nd response
Connection Style: plain (pipe) 1st endplain,optional end(pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st endthreaded internal pipe 2nd end
Adjustable Pressure Range: +200.0 to 300.0 pounds per square inch
Maximum Operating Pressure: 2500.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Opening Pressure Setting: 275.0 pounds per square inch
Material: copper alloy bodyrubber butadiene-acrylonitrile class nbr seat
Media For Which Designed: air 1st responseacetylene 2nd responseammonia, gaseous 3rd responserefrigerant 12 4th responsehydrogen 5th response
Style Designator: straight thru note: to be used for valve bodies of separable sections.
Thread Series Designator: npt all ends

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
51-44-45	Safety Relief Valve
5159B-2MP-275	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-076-7088?

The FSCG of the NSN 4820-01-076-7088 is 4820

Does the NSN 4820-01-076-7088 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-076-7088 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 4820-01-076-7088 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-076-7088 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-076-7088 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Thu, May 10, 1979