4810-00-139-4361

Find complete technical information, availability, and procurement data for: 4810-00-139-4361
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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-00-139-4361

Item Name Code

22113

Assigment Date

08/18/1971 (54 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.

0.250 inches nominal single threaded portion thread length, 0.062 inches nominal seat radius, 2a single threaded portion thread class, 0.688 inches nominal flange diameter, 0.312 inches nominal body inside diameter

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.250 inches nominal single threaded portion
Flange Diameter: 0.688 inches nominal
Body Inside Diameter: 0.312 inches nominal
Seat Radius: 0.062 inches nominal
Flange Seat To Disk End Height: 0.125 inches nominal
Under Flange Height: 0.250 inches nominal
Seal Accommodation Type: recessed
Thread Quantity Per Inch: 28 single threaded portion
Nominal Thread Size: 0.562 inches single threaded portion
Seating Surface Shape: radial
Material: copper alloy overall
Style Designator: faucet
Thread Series Designator: un single threaded portion

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4510-00-406-1443	No Name Available	01/01/1987

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
071183	Valve Seat
S1091U	Valve Seat
SPI	Valve Seat

FAQs

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

What is the FSCG of the NSN 4810-00-139-4361?

The FSCG of the NSN 4810-00-139-4361 is 4810

Does the NSN 4810-00-139-4361 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4810-00-139-4361 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 4810-00-139-4361 contain precious materials?

Precious metal content is unknown

Does NSN 4810-00-139-4361 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 4810-00-139-4361 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Aug 18, 1971