290B2

View detailed technical data, stock status, and sourcing information for: 290B2
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-603-6474

Item Name Code

05483

Assigment Date

01/01/1963 (63 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.

4820-00-603-6474, angle valve

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-019-9621	No Name Available	01/01/1963
1650-00-759-6986	No Name Available	01/01/1960

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
290B2	Angle Valve
4820PL1628911	Angle Valve
604800	Angle Valve
68-12	Angle Valve
68-12A	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-603-6474?

The FSCG of the NSN 4820-00-603-6474 is 4820

Does the NSN 4820-00-603-6474 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803090

Does NSN 4820-00-603-6474 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-00-603-6474 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-603-6474 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 4820-00-603-6474 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963