74B580074-101

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-127-8203

Item Name Code

05486

Assigment Date

03/09/1982 (44 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

4820-01-127-8203, stop-check valve

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
10124573	Stop-Check Valve
716300-211	Stop-Check Valve
74B580074-101	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-127-8203?

The FSCG of the NSN 4820-01-127-8203 is 4820

Does the NSN 4820-01-127-8203 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-127-8203 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 4820-01-127-8203 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-127-8203 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 4820-01-127-8203 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Tue, Mar 9, 1982