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NSN 4820-00-567-6263

Valve Seat Insert

About this product

Between 2.500 inches and 2.505 inches flange diameter, 0.875 inches taper length, between 1.371 inches and 1.376 inches taper minor diameter, taper major diameter: between 1.907 inches and 1.938 inches .

Manufacturer part number 172-436 for national stock number 4820005676263.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-567-6263.

  • MPN or Model

    172-436

  • 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.)
    0.3 lb
  • Flange Diameter
    Between 2.500 inches and 2.505 inches
  • Taper Length
    0.875 inches
  • Taper Minor Diameter
    Between 1.371 inches and 1.376 inches
  • Taper Major Diameter
    Between 1.907 inches and 1.938 inches
  • Body Outside Diameter
    Between 2.244 inches and 2.249 inches
  • Body Inside Diameter
    Between 1.371 inches and 1.376 inches
  • Seat Radius
    0.250 inches
  • Flange Seat To Disk End Height
    0.437 inches
  • Under Flange Height
    0.875 inches
  • Seating Surface Shape
    Radial
  • Material
    Steel body
  • Material Specification
    Qq-s-763, class 304, cond a federal specification single material response body
  • 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 4820005676263

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
172-436 Hardie-tynes Co., Inc.
60-172PC436 Hardie-tynes Co., Inc.
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