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

Valve Seat

Model / MPN: 122890 | NSN: 4820-00-242-1698
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
4820-00-242-1698
Sold in multiples of
DEMIL
NO
Thread Class
3a single threaded portion
Seating Surface Shape
Flat
Material
Steel
Material Specification
Ams 5643 assn standard single material response
Fsc Application Data
Valve, aircraft air conditioning system
12289 Series Parts

Pricing and Availability

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122890 Cross Reference