4820-00-349-7771

Find complete technical information, availability, and procurement data for: 4820-00-349-7771
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-349-7771

Item Name Code

32528

Assigment Date

01/01/1963 (63 years ago)

An open- or close-coiled spring wound in various forms and from different shapes and types of materials and finished at the ends, designed in such a way as to provide resistance to pulling forces. The close-coiled springs may incorporate the special feature of initial tension created between the coils when wound, requiring an initial load to be applied to separate them. Excludes:spring,reinforcing hose.

steel material, 4.688 inches nominal overall length, 0.491 inches nominal largest outside diameter

Product Characteristics

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

Overall Length: 4.688 inches nominal
Largest Outside Diameter: 0.491 inches nominal
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2825-00-076-3835	No Name Available	03/01/1979

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
59NB3044	Fluid Valve Stem
59NR3044	Fluid Valve Stem
831065	Fluid Valve Stem
NB-3121	Fluid Valve Stem
NB3044PC59	Fluid Valve Stem
NH6425PC59	Fluid Valve Stem
NH7025PC59	Fluid Valve Stem
NH7290PC59	Fluid Valve Stem
NH7407PC59	Fluid Valve Stem
NR3044PC59	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-00-349-7771?

The FSCG of the NSN 4820-00-349-7771 is 4820

Does the NSN 4820-00-349-7771 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-349-7771 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 4820-00-349-7771 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-349-7771 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 4820-00-349-7771 was assigned to the Federal Catalog?

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