4820-01-521-0020

Find complete technical information, availability, and procurement data for: 4820-01-521-0020
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-521-0020

Item Name Code

32528

Assigment Date

06/05/2004 (22 years ago)

A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see wire mesh, knitted or gasketing material, conductive.

threaded externally stem actuating end type, threaded features provided, 0.500 inches valve size for which designed, regulator valve type for which designed, 4820-01-521-0018 pressure regulating valve; w/s: nimitz end item identification

Product Characteristics

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

End Item Identification: 4820-01-521-0018 pressure regulating valve; w/s: nimitz
Valve Type For Which Designed: regulator
Features Provided: threaded
Valve Size For Which Designed: 0.500 inches
Stem Actuating End Type: threaded externally
Special Features: bottom and top guided stem
Material: nickel alloy
Material Document And Classification: qq-n-288 fed spec single material response

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
40754-4 FIND NO 23	Fluid Valve Stem
937-01	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-521-0020?

The FSCG of the NSN 4820-01-521-0020 is 4820

Does the NSN 4820-01-521-0020 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-521-0020 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 4820-01-521-0020 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-521-0020 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 4820-01-521-0020 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Sat, Jun 5, 2004