4820-01-135-2455

Find complete technical information, availability, and procurement data for: 4820-01-135-2455
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-135-2455

Item Name Code

05487

Assigment Date

07/20/1982 (44 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.

0.531 inches face to face distance, flow control device: plug supplementary features, straight thru flanged ends style designator, 0.313 inches valve size, aluminum overall material

Product Characteristics

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

Valve Size: 0.313 inches
Face To Face Distance: 0.531 inches
Material: aluminum overall
Style Designator: straight thru flanged ends
Supplementary Features: flow control device: plug

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
36B510630P1	Check Valve
A-8710	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-135-2455?

The FSCG of the NSN 4820-01-135-2455 is 4820

Does the NSN 4820-01-135-2455 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-135-2455 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 4820-01-135-2455 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-135-2455 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 4820-01-135-2455 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Tue, Jul 20, 1982