5921-001-001

View detailed technical data, stock status, and sourcing information for: 5921-001-001
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-335-9489

Item Name Code

20572

Assigment Date

03/17/1991 (35 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

4820-01-335-9489, shuttle valve

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-335-5913	No Name Available	10/01/2007

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
5921-001-001	Shuttle Valve
917657	Shuttle Valve
R902003349	Shuttle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-335-9489?

The FSCG of the NSN 4820-01-335-9489 is 4820

Does the NSN 4820-01-335-9489 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-335-9489 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 4820-01-335-9489 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-335-9489 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 4820-01-335-9489 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Mar 17, 1991