4820-01-238-7821

Find complete technical information, availability, and procurement data for: 4820-01-238-7821
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-238-7821

Assigment Date

08/20/1986 (40 years ago)

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

4820-01-238-7821, no name available

FAQs

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

What is the FSCG of the NSN 4820-01-238-7821?

The FSCG of the NSN 4820-01-238-7821 is 4820

Does NSN 4820-01-238-7821 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 4820-01-238-7821 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-238-7821 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 4820-01-238-7821 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Aug 20, 1986