4820-01-228-7743

Find complete technical information, availability, and procurement data for: 4820-01-228-7743
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-228-7743

Item Name Code

22113

Assigment Date

03/21/1986 (40 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.

14.000 inches nominal body inside diameter, flat seating surface shape, plain style designator, 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.

Body Inside Diameter: 14.000 inches nominal
Seating Surface Shape: flat
Material: rubber buna n overall
Style Designator: plain

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-050-7553	No Name Available	10/11/2013

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
230-206-140-139-000	Valve Seat
230-206-140-139-300	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-228-7743?

The FSCG of the NSN 4820-01-228-7743 is 4820

Does the NSN 4820-01-228-7743 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-228-7743 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 4820-01-228-7743 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-228-7743 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 4820-01-228-7743 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Mar 21, 1986