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NSN 4820-00-394-2640

Valve Seat Insert

About this product

4.437 inches body inside diameter, 8.500 seat angle in deg, angular seating surface shape, material: plastic polytetrafluoroethylene .

Manufacturer part number 298-40-68PC2 for national stock number 4820003942640.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-394-2640.

  • MPN or Model

    298-40-68PC2

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    1 lb
  • Overall Height
    0.625 inches
  • Body Outside Diameter
    Between 7.427 inches and 7.432 inches
  • Body Inside Diameter
    4.437 inches
  • Seat Angle In Deg
    8.500
  • Seating Surface Shape
    Angular
  • Material
    Plastic polytetrafluoroethylene
  • Style Designator
    Plain
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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 4820003942640

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
298-40-68PC2 Leslie Controls, Inc.
002-18-60-0001-0001 Leslie Controls, Inc.
002-18-60-0001-0001 Circor Intl Inc
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