4820-01-469-6543

Find complete technical information, availability, and procurement data for: 4820-01-469-6543
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-469-6543

Item Name Code

40243

Assigment Date

11/18/1999 (26 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.

0.375 inches valve size for which designed, 73030 valve design control activity, 816746-1 valve model number for which designed, rubber fluorosilicone class fq material, 0.375 inches nominal spherical diameter

Product Characteristics

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

Spherical Diameter: 0.375 inches nominal
Valve Size For Which Designed: 0.375 inches
Valve Design Control Activity: 73030
Valve Model Number For Which Designed: 816746-1
Material: rubber fluorosilicone class fq

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
816746-1	Check Ball

FAQs

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

What is the FSCG of the NSN 4820-01-469-6543?

The FSCG of the NSN 4820-01-469-6543 is 4820

Does the NSN 4820-01-469-6543 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-469-6543 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-469-6543 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-469-6543 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 4820-01-469-6543 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Thu, Nov 18, 1999