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NSN 4820-00-569-1388

Valve Seat Insert

About this product

Between 1.808 inches and 1.813 inches body inside diameter, 50.0 rockwell c and 60.0 rockwell c hardness rating, flat seating surface shape, material: cobalt comp 3 .

Manufacturer part number S-2568-1 for national stock number 4820005691388.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-569-1388.

  • MPN or Model

    S-2568-1

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • Overall Height
    Between 0.248 inches and 0.250 inches
  • Body Outside Diameter
    Between 2.066 inches and 2.067 inches
  • Body Inside Diameter
    Between 1.808 inches and 1.813 inches
  • Hardness Rating
    50.0 rockwell c and 60.0 rockwell c
  • Seating Surface Shape
    Flat
  • Material
    Cobalt comp 3
  • Style Designator
    Plain
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 4820005691388

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
S-2568-1 Dresser, Inc.
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