4820-01-231-2709

Find complete technical information, availability, and procurement data for: 4820-01-231-2709
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-231-2709

Item Name Code

05488

Assigment Date

04/25/1986 (40 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

spring disk loading method, poppet flow control device, right-hand all ends thread direction, 400.0 fahrenheit single response maximum operating temp, plain (pipe) all ends connection style

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
Disk Loading Method: spring
Maximum Operating Temp: 400.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Opening Pressure Setting: 5.0 pounds per square inch
Material: steel comp 316 body
Media For Which Designed: carbon tetrachloride 1st response
Media For Which Designed: fuel/oil, hydrocarbon 2nd response
Media For Which Designed: steam 4th response
Media For Which Designed: trichloroethylene 3rd response
Style Designator: straight thru w/baffle
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
D532T1-4M-5	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-231-2709?

The FSCG of the NSN 4820-01-231-2709 is 4820

Does the NSN 4820-01-231-2709 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-231-2709 require demilitarization?

Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

Does NSN 4820-01-231-2709 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-231-2709 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 4820-01-231-2709 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Apr 25, 1986

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Pricing

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