4820-01-345-9978

Find complete technical information, availability, and procurement data for: 4820-01-345-9978
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-345-9978

Item Name Code

20520

Assigment Date

09/25/1991 (34 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

4820-01-345-9978, restrictor check valve

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
329747	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-345-9978?

The FSCG of the NSN 4820-01-345-9978 is 4820

Does the NSN 4820-01-345-9978 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-345-9978 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 4820-01-345-9978 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-345-9978 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 4820-01-345-9978 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Wed, Sep 25, 1991