Valve Seat

Model / MPN: 75838 | NSN: 4820-00-091-6542

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

4820-00-091-6542

Sold in multiples of

1 EA

DEMIL

Flange Diameter

0.433 inches

Body Outside Diameter

0.433 inches

Body Inside Diameter

Between 0.197 inches and 0.200 inches

Flange Seat To Disk End Height

Between 0.057 inches and 0.067 inches

Under Flange Height

0.685 inches

Seal Accommodation Type

Grooved

Hardness Rating

40.0 rockwell c and 47.0 rockwell c

Seating Surface Shape

Flat

Material

Stainless steel

Material Specification

Ams-5643 assn standard single material response

Style Designator

Plain flanged

75838 Series Parts

Pricing and Availability

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75838 Cross Reference

75838
75838