4820-01-089-9222

Find complete technical information, availability, and procurement data for: 4820-01-089-9222
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-089-9222

Item Name Code

05487

Assigment Date

02/09/1980 (46 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.

spring disk loading method, gasket seal (boss) all ends connection style, 2b all ends thread class, poppet flow control device, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Connection Style: gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Mounting Position: horizontal
Thread Quantity Per Inch: 12 all ends
Nominal Thread Size: 1.062 inches all ends
Material: rubber synthetic seat
Material: steel comp 304 flow control device
Material: steel comp 316 body
Material Document And Classification: aisi 316 assn std single material response body
Material Document And Classification: fed-std-66, aisi 304/sae 30304 fed std single material response flow control device
Style Designator: straight thru
Thread Series Designator: un all ends

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
7-2274-1	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-089-9222?

The FSCG of the NSN 4820-01-089-9222 is 4820

Does the NSN 4820-01-089-9222 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-089-9222 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 4820-01-089-9222 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-089-9222 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 4820-01-089-9222 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Sat, Feb 9, 1980