4820-00-803-6030

Find complete technical information, availability, and procurement data for: 4820-00-803-6030
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-803-6030

Item Name Code

35224

Assigment Date

05/08/1968 (58 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.

0.125 inches nominal shank diameter, 0.100 inches nominal tip diameter, 0.600 inches nominal flange seat to disk end height, 1.025 inches nominal overall height, 0.125 inches nominal under flange height

Product Characteristics

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

Shank Diameter: 0.125 inches nominal
Tip Diameter: 0.100 inches nominal
Overall Height: 1.025 inches nominal
Flange Seat To Disk End Height: 0.600 inches nominal
Under Flange Height: 0.125 inches nominal
Seat Angle: 37.0 degrees nominal
Material: tungsten carbide
Style Designator: poppet

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4810-00-860-5664	No Name Available	10/01/1976

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
181988	Valve Disk
220004PC29	Valve Disk
227564PC28	Valve Disk
227574PC28	Valve Disk
4820PL1381584	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-00-803-6030?

The FSCG of the NSN 4820-00-803-6030 is 4820

Does the NSN 4820-00-803-6030 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-803-6030 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 4820-00-803-6030 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-803-6030 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 4820-00-803-6030 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, May 8, 1968