4820-01-289-1477

Find complete technical information, availability, and procurement data for: 4820-01-289-1477
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-289-1477

Item Name Code

36944

Assigment Date

11/17/1988 (37 years ago)

A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).

4820-01-289-1477, valve piston

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
4022-938-8361	Valve Piston

FAQs

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

What is the FSCG of the NSN 4820-01-289-1477?

The FSCG of the NSN 4820-01-289-1477 is 4820

Does the NSN 4820-01-289-1477 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-289-1477 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 4820-01-289-1477 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-289-1477 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 4820-01-289-1477 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Nov 17, 1988