7383858-5001003-5-4

View detailed technical data, stock status, and sourcing information for: 7383858-5001003-5-4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-040-8488

Item Name Code

22113

Assigment Date

11/13/1972 (53 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.

zzzy criticality code justification, angular seating surface shape, items that support a level i or subsafe critical system/component that has undergone quality assurance during the acquisition process and requires objective quality evidence (oqe) traceable to permanent marking on the material reference number differentiating characteristics, plastic polytetrafluoroethylene overall material

Product Characteristics

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

Seating Surface Shape: angular
Criticality Code Justification: zzzy
Material: plastic polytetrafluoroethylene overall
Reference Number Differentiating Characteristics: items that support a level i or subsafe critical system/component that has undergone quality assurance during the acquisition process and requires objective quality evidence (oqe) traceable to permanent marking on the material

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-027-3491	No Name Available	07/01/1988
4820-01-093-5334	No Name Available	01/01/1986

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
002-18-14-0001-0001	Valve Seat
002-18-14-0001-0001Q3	Valve Seat
2620-926X1PC14TFN1IN	Valve Seat
2620-926X1PC14TFN1INQ3	Valve Seat
2620-926X3PC14TFN1IN	Valve Seat
2620-926X3PC14TFN1INQ3	Valve Seat
2621-926-03PC18-1IN	Valve Seat
2621-926-03PC18-1INQ3	Valve Seat
330475 PIECE 4	Valve Seat
330475 PIECE 4Q3	Valve Seat
7383858-5001003-5-4	Valve Seat
7383858-5001003-5-4Q3	Valve Seat
803-5001003-M5XX-04	Valve Seat
803-5001003-M5XX-04Q3	Valve Seat
803-5001003-X5XX-04	Valve Seat
803-5001003-X5XX-04Q3	Valve Seat
SS845-2110237PC14TFN1IN	Valve Seat
SS845-2110237PC14TFN1INQ3	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-040-8488?

The FSCG of the NSN 4820-00-040-8488 is 4820

Does the NSN 4820-00-040-8488 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-040-8488 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 4820-00-040-8488 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-040-8488 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 4820-00-040-8488 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Mon, Nov 13, 1972