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

Engine Valve Seat Insert

Model / MPN: 4S8903 | NSN: 2815-00-116-9557
ITAR Registered seal

A metal ring designed to provide a seating surface for a valve, poppet, engine it is made of special high-grade alloy metal that can withstand high operating temperatures. For fulid valves, see seat, valve.

Product Details
NATO Stock Number
2815-00-116-9557
Sold in multiples of
1 EA
DEMIL
NO
Overall Height
0.365 inches
Body Outside Diameter
1.697 inches
Body Inside Diameter
1.401 inches
Seat Angle In Deg
39.628
Seating Surface Shape
Angular
Material
Steel
Style Designator
Plain

Pricing and Availability

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4S8903 Cross Reference
  • IPD4S8903