4820-00-868-6583

Find complete technical information, availability, and procurement data for: 4820-00-868-6583
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-868-6583

Item Name Code

27565

Assigment Date

01/01/1960 (66 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 valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

air media for which designed, identical with second end third end relationship with preceding ends, threaded internal tube first end connection type, threaded internal tube second end connection type, not identical second end relationship with first end

Product Characteristics

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

Media For Which Designed: air
First End Connection Type: threaded internal tube
Second End Relationship With First End: not identical
Second End Connection Type: threaded internal tube
Third End Relationship With Preceding Ends: identical with second end
Fourth End Relationship With Preceding Ends: identical with second end
End Connection Quantity: 4

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1660-00-991-8031	No Name Available	10/06/1967

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
514000-1	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-868-6583?

The FSCG of the NSN 4820-00-868-6583 is 4820

Does the NSN 4820-00-868-6583 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-868-6583 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 4820-00-868-6583 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-868-6583 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 4820-00-868-6583 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960