4820-01-647-0443

Find complete technical information, availability, and procurement data for: 4820-01-647-0443
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-647-0443

Item Name Code

47223

Assigment Date

08/10/2015 (10 years ago)

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

aluminum body material, automatic valve operation method

Product Characteristics

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

Valve Operation Method: automatic
Material: aluminum body

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
7012965	Compression Release Valve

FAQs

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

What is the FSCG of the NSN 4820-01-647-0443?

The FSCG of the NSN 4820-01-647-0443 is 4820

Does the NSN 4820-01-647-0443 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-647-0443 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 4820-01-647-0443 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-647-0443 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 4820-01-647-0443 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Mon, Aug 10, 2015