4820-01-285-4556

Find complete technical information, availability, and procurement data for: 4820-01-285-4556
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-285-4556

Item Name Code

05487

Assigment Date

09/14/1988 (37 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.

water-oil-gas single response media for which designed, horizontal mounting position, automatic valve operation method

Product Characteristics

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

Valve Operation Method: automatic
Mounting Position: horizontal
Media For Which Designed: water-oil-gas single response

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
PF-7828	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-285-4556?

The FSCG of the NSN 4820-01-285-4556 is 4820

Does NSN 4820-01-285-4556 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 4820-01-285-4556 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-285-4556 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 4820-01-285-4556 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Wed, Sep 14, 1988