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4820-01-337-7900

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-337-7900
(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
04/21/1991 (35 years ago)

steel corrosion resisting flow control device material, valve size 1.000 in. special features, steel corrosion resisting body material, automatic valve operation method, disk flow control device

Specs & Compatibility

Flow Control Device

disk

Valve Operation Method

automatic

Special Features

valve size 1.000 in.

Material

steel corrosion resisting body

Material

steel corrosion resisting flow control device

Style Designator

straight thru

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
377 1IN B-M-377-5 Check Valve
B-M-377-5 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-337-7900?
The FSCG of the NSN 4820-01-337-7900 is 4820
Does the NSN 4820-01-337-7900 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-337-7900 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 4820-01-337-7900 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-337-7900 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 4820-01-337-7900 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Sun, Apr 21, 1991