4820-01-395-4004

Find complete technical information, availability, and procurement data for: 4820-01-395-4004
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-395-4004

Item Name Code

32528

Assigment Date

08/27/1994 (31 years ago)

A spring loaded metallic device which is specifically designed to rotate the poppet valves of an internal combustion engine to prevent uneven wear and/or distortion of the valve seating surface. See also seat, helical compression spring.

stop-check valve type for which designed, 2.50in check,valve b-1221-e special features, nickel alloy material, 2.500 inches valve size for which designed

Product Characteristics

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

Valve Type For Which Designed: stop-check
Valve Size For Which Designed: 2.500 inches
Special Features: 2.50in check,valve b-1221-e
Material: nickel alloy

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
B-1221-E PC9 2.50IN	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-395-4004?

The FSCG of the NSN 4820-01-395-4004 is 4820

Does the NSN 4820-01-395-4004 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-395-4004 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 4820-01-395-4004 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-395-4004 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 4820-01-395-4004 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sat, Aug 27, 1994