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NSN 4820-00-308-9889

Valve Seat Insert

About this product

4.312 inches body inside diameter, 45.000 seat angle in deg, angular seating surface shape, material: steel .

Manufacturer part number 9491-21-1 for national stock number 4820003089889.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-308-9889.

  • MPN or Model

    9491-21-1

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    194120 - Washers/gaskets/pckg Dvcs NOI
  • Unit Weight (Est.)
    0.5 lb
  • Overall Height
    0.625 inches
  • Body Outside Diameter
    4.938 inches
  • Body Inside Diameter
    4.312 inches
  • Seat Angle In Deg
    45.000
  • Seating Surface Shape
    Angular
  • Material
    Steel
  • Surface Treatment
    Paint
  • Style Designator
    Plain
More from these suppliers
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 4820003089889

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
9491-21-1 The Walworth Company
9491-21-1 Fluidyne Corp
0605233 Walworth Co The
9020-21 Zamon Co Inc The
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