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NSN 4820-00-923-6853

Valve Seat Insert

About this product

Between 4.937 inches and 4.938 inches flange diameter, between 2.042 inches and 2.052 inches taper minor diameter, between 2.042 inches and 2.052 inches body inside diameter, seat radius: between 0.707 inches and 0.717 inches .

Manufacturer part number 894B432PC3 for national stock number 4820009236853.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-923-6853.

  • MPN or Model

    894B432PC3

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Flange Diameter
    Between 4.937 inches and 4.938 inches
  • Taper Minor Diameter
    Between 2.042 inches and 2.052 inches
  • Body Outside Diameter
    3.820 inches
  • Body Inside Diameter
    Between 2.042 inches and 2.052 inches
  • Seat Radius
    Between 0.707 inches and 0.717 inches
  • Flange Seat To Disk End Height
    1.625 mils and 1.627 centimeters
  • Under Flange Height
    Between 1.873 inches and 1.875 inches
  • Seating Surface Shape
    Radial
  • Material
    Cobalt alloy face
  • Material Specification
    Mil-r-17131, type mil-rcocr-a military specification single material response face
  • Style Designator
    Plain flanged
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Valve Seat

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.

Mechanic Bill explains Valve Seat Insert

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NSN 4820009236853

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
894B432PC3 General Electric Company
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