820-4530064-5

View detailed technical data, stock status, and sourcing information for: 820-4530064-5
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-501-8788

Item Name Code

27828

Assigment Date

07/09/1974 (52 years ago)

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first 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. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

zzzy criticality code justification, selected and tested for nuclear propulsion plant systems reference number differentiating characteristics

Product Characteristics

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

Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: selected and tested for nuclear propulsion plant systems

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
820-4530064-5	Lift-Check Valve
820-4530064-5REVA	Lift-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-501-8788?

The FSCG of the NSN 4820-00-501-8788 is 4820

Does NSN 4820-00-501-8788 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 4820-00-501-8788 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-501-8788 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 4820-00-501-8788 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Tue, Jul 9, 1974