4820-01-377-6428

Find complete technical information, availability, and procurement data for: 4820-01-377-6428
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-377-6428

Item Name Code

22113

Assigment Date

07/22/1993 (33 years ago)

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

zzzy criticality code justification, material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications 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: material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

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
SS-410-RS-4F	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-377-6428?

The FSCG of the NSN 4820-01-377-6428 is 4820

Does the NSN 4820-01-377-6428 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-377-6428 require demilitarization?

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

Does NSN 4820-01-377-6428 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-377-6428 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 4820-01-377-6428 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Jul 22, 1993