4820-01-321-5361

Find complete technical information, availability, and procurement data for: 4820-01-321-5361
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-321-5361

Item Name Code

05488

Assigment Date

06/20/1990 (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 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.

bolted bonnet attachment method, inside spring bonnet type, socket with brazing ring all ends connection style, disk flow control device, spring disk loading method

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: bolted
Disk Loading Method: spring
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Material Document And Classification: astmb-61 assn std single material response body
Material Document And Classification: astmb164 assn std single material response flow control device
Material Document And Classification: astmb164 assn std single material response seat
Material Document And Classification: astmb164 assn std single material response stem
Media For Which Designed: water, fresh single response
Style Designator: straight thru note: to be used for valve bodies of separable sections.
Furnished Items And Quantity: 1 lever

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
9132B	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-321-5361?

The FSCG of the NSN 4820-01-321-5361 is 4820

Does the NSN 4820-01-321-5361 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-321-5361 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 4820-01-321-5361 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-321-5361 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 4820-01-321-5361 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Jun 20, 1990