Valve Seat

Model / MPN: 183211 | NSN: 4820-00-007-2193

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

4820-00-007-2193

Sold in multiples of

DEMIL

Flange Diameter

0.749 inches

Body Outside Diameter

0.633 inches

Body Inside Diameter

Between 0.160 inches and 0.162 inches

Flange Seat To Disk End Height

0.093 inches

Under Flange Height

Between 0.185 inches and 0.190 inches

Seating Surface Shape

Flat

Material

Plastic polyamide face

Material

Steel body

Style Designator

Plain flanged

18321 Series Parts

Pricing and Availability

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183211 Cross Reference

187321