312283-72

View detailed technical data, stock status, and sourcing information for: 312283-72
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-171-1977

Item Name Code

22113

Assigment Date

02/04/1984 (42 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

rubber buna n overall material

Product Characteristics

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

Material: rubber buna n overall

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
12283-72	Valve Seat
312283-72	Valve Seat
N31228372	Valve Seat
NB31228372	Valve Seat
PL2042 ITEM 5	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-171-1977?

The FSCG of the NSN 4820-01-171-1977 is 4820

Does the NSN 4820-01-171-1977 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-171-1977 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 4820-01-171-1977 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-171-1977 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 4820-01-171-1977 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Feb 4, 1984