4820-01-321-2952

Find complete technical information, availability, and procurement data for: 4820-01-321-2952
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-321-2952

Item Name Code

37941

Assigment Date

06/15/1990 (36 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It is specifically designed and/or cleaned for oxygen systems. See valve, safety relief.

cleaning, packaging, and marking iaw mil-std-1330d reference number differentiating characteristics, zzzy criticality code justification, manifold assy 1b (nitrogen) ogp end item identification

Product Characteristics

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

End Item Identification: manifold assy 1b (nitrogen) ogp
Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: cleaning, packaging, and marking iaw mil-std-1330d

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
269-438	Oxygen Syste Safety Relief Valve
269-438CP	Oxygen Syste Safety Relief Valve
SV795614-3	Oxygen Syste Safety Relief Valve
SV795614-3CP	Oxygen Syste Safety Relief Valve
SV799336 FIND 9	Oxygen Syste Safety Relief Valve
SV799336 FIND 9CP	Oxygen Syste Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-321-2952?

The FSCG of the NSN 4820-01-321-2952 is 4820

Does the NSN 4820-01-321-2952 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-321-2952 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 4820-01-321-2952 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-321-2952 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 4820-01-321-2952 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Jun 15, 1990