4820-01-301-7990

Find complete technical information, availability, and procurement data for: 4820-01-301-7990
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-301-7990

Assigment Date

06/03/1989 (37 years ago)

Cancelled

This item was cancelled on: 06/01/2003.

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

4820-01-301-7990, no name available

FAQs

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

What is the FSCG of the NSN 4820-01-301-7990?

The FSCG of the NSN 4820-01-301-7990 is 4820

Does NSN 4820-01-301-7990 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 4820-01-301-7990 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-301-7990 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 4820-01-301-7990 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Jun 3, 1989