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Worldwide distributor of NSN parts and consumables located in the USA.

Valve Seat

Model / MPN: 30579 | NSN: 4820-00-329-0861
ITAR Registered seal

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.

Product Details
NATO Stock Number
4820-00-329-0861
Sold in multiples of
EA
DEMIL
NO
Thread Class
2a single threaded portion
Thread Length
0.187 inches single threaded portion
Seal Accommodation Type
Grooved
Thread Size
0.687 inches single threaded portion
Seating Surface Shape
Flat
Material
Aluminum alloy 2024
Surface Treatment
Passivate
Thread Series Designator
Unef single threaded portion
Solicitations
Solicitation Description Qty UOM Close Date
SPE4A519T077K Seat, Valve 1 EA 02/06/2019
SPE7MC19T178V Seat, Valve 1 EA 09/16/2019
SPE7M019T200P Seat, Valve 1 EA 10/04/2019

Pricing and Availability

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30579 Cross Reference