Valve Seat

Model / MPN: 28807 | NSN: 4810-00-199-8720

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

4810-00-199-8720

Sold in multiples of

1 EA

DEMIL

Flange Diameter

Between 0.610 inches and 0.611 inches

Body Outside Diameter

Between 0.499 inches and 0.501 inches

Body Inside Diameter

Between 0.315 inches and 0.325 inches

End Application

48108056178, f-111

Seat Radius

0.010 inches

Flange Seat To Disk End Height

0.060 inches

Under Flange Height

Between 0.385 inches and 0.395 inches

Hardness Rating

36.0 rockwell c and 42.0 rockwell c

Seating Surface Shape

Radial

Material

Steel comp 440c

Material Specification

Qq-s-763 federal specification all material responses

Surface Treatment

Passivate

Style Designator

Plain flanged

28807 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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28807 Cross Reference

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