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21-20002 Check Valve

4820-01-666-9290

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Official Item Classification

Name
Check Valve
Part Number
21-20002
(NSN) National Stock Number
4820-01-666-9290
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05487
(FIIG) Federal Item Identification Guide
A530B0
Date
09/27/2017 (9 years ago)

copper alloy overall material, generator end item identification, one way valve, brass 1/4 npt x 3/8-37 t part name assigned by controlling agency

Specs & Compatibility

End Item Identification

generator

Part Name Assigned By Controlling Agency

one way valve, brass 1/4 npt x 3/8-37 t

Material

copper alloy overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005487

Related Hardware Products

Part Number Description
21-20002 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-666-9290?
The FSCG of the NSN 4820-01-666-9290 is 4820
Does NSN 4820-01-666-9290 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 4820-01-666-9290 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-666-9290 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 4820-01-666-9290 was assigned to the Federal Catalog?
It was assigned 9 years ago, on Wed, Sep 27, 2017