4810-01-078-4562

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Valve Seat

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Official Item Classification

Name: Valve Seat
(NSN) National Stock Number: 4810-01-078-4562
(FSG) Federal Supply Group: 48 Valves
(FSC) Federal Supply Classification: 4810 Powered Valves
(INC) Item Name Code: 22113
(FIIG) Federal Item Identification Guide: A15500
Date: 06/13/1979 (47 years ago)

0.281 inches nominal single threaded portion thread length, 0.156 inches nominal flange seat to disk end height, 0.120 inches nominal body inside diameter, 3a single threaded portion thread class, 0.875 inches nominal flange diameter

Specs & Compatibility

Thread Class

3a single threaded portion

Thread Length

0.281 inches nominal single threaded portion

Flange Diameter

0.875 inches nominal

Body Inside Diameter

0.120 inches nominal

Flange Seat To Disk End Height

0.156 inches nominal

Under Flange Height

0.469 inches nominal

Thread Quantity Per Inch

28 single threaded portion

Nominal Thread Size

0.750 inches single threaded portion

Seating Surface Shape

flat

Criticality Code Justification

cqkm

Material

steel comp 304 overall

Material Document And Classification

qq-s-763 fed spec single material response overall

Style Designator

threaded flanged

Thread Series Designator

un single threaded portion

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Hazardous Metals Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0022113

Related Hardware Products

Part Number	Description
5019A	Valve Seat

Frequently Asked Questions

What is the FSCG of the NSN 4810-01-078-4562?

The FSCG of the NSN 4810-01-078-4562 is 4810

Does the NSN 4810-01-078-4562 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4810-01-078-4562 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 4810-01-078-4562 contain precious materials?

Item does not contain precious metal.

Does NSN 4810-01-078-4562 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 4810-01-078-4562 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, Jun 13, 1979