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

Valve Seat

Model / MPN: 12601 | NSN: 4820-00-036-0993
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
4820-00-036-0993
Sold in multiples of
1 EA
DEMIL
NO
Thread Length
0.312 inches single threaded portion
Flange Diameter
1.125 inches
Body Inside Diameter
Between 0.289 inches and 0.291 inches
Flange Seat To Disk End Height
0.125 inches
Under Flange Height
0.312 inches
Seat Angle In Deg
0.750
Thready Qty Per Inch (tpi)
18 single threaded portion
Thread Size
0.938 inches single threaded portion
Seating Surface Shape
Angular
Material
Steel
Surface Treatment
Passivate
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion

Pricing and Availability

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12601 Cross Reference