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NationalStockNumber.INFO

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

Valve Seat

Model / MPN: 107721 | NSN: 4820-00-183-4283
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
4820-00-183-4283
Sold in multiples of
1 EA
DEMIL
NO
Flange Diameter
Between 0.765 inches and 0.774 inches
Body Outside Diameter
Between 0.624 inches and 0.626 inches
Body Inside Diameter
Between 0.437 inches and 0.439 inches
End Application
16509470731, f-111
Flange Seat To Disk End Height
0.630 mils and 0.658 centimeters
Under Flange Height
Between 0.180 inches and 0.190 inches
Seal Accommodation Type
Grooved
Seating Surface Shape
Flat
Material
Steel comp 440c
Material Specification
Qq-s-763 federal specification all material responses
Surface Treatment
Passivate
Style Designator
Plain flanged
10772 Series Parts

Pricing and Availability

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107721 Cross Reference