4820-01-399-7919

Find complete technical information, availability, and procurement data for: 4820-01-399-7919
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-399-7919

Item Name Code

35374

Assigment Date

12/05/1994 (31 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

check valve type for which designed, 4.000 inches valve size for which designed, bolts attachment method, copper alloy material, zzzy criticality code justification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Attachment Method: bolts
Valve Type For Which Designed: check
Criticality Code Justification: zzzy
Valve Size For Which Designed: 4.000 inches
Material: copper alloy
Material Document And Classification: mil-c-20159, uns c96400 mil spec single material response
Reference Number Differentiating Characteristics: quality control in accordance with navships 0948-045-7010 material identification and control instruction for subsafe items

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
301461	Valve Cap
301461L1	Valve Cap
301461SS	Valve Cap
DS-B-90301 ITEM 12	Valve Cap
DS-B-90301 ITEM 12L1	Valve Cap
DS-B-90301 ITEM 12SS	Valve Cap
DS-B-90380 ITEM 12L1	Valve Cap
E-301461	Valve Cap
E-301461SS	Valve Cap

FAQs

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

What is the FSCG of the NSN 4820-01-399-7919?

The FSCG of the NSN 4820-01-399-7919 is 4820

Does the NSN 4820-01-399-7919 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-399-7919 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 4820-01-399-7919 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-399-7919 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 4820-01-399-7919 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Mon, Dec 5, 1994