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NSN 4820-01-203-4792

Valve Seat Insert

About this product

1.563 inches flange diameter, between 1.229 inches and 1.239 inches body inside diameter, between 0.319 inches and 0.322 inches flange seat to disk end height, under flange height: between 0.433 inches and 0.443 inches .

Manufacturer part number 29984 PIECE 4 1 1/4 IN for national stock number 4820012034792.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-203-4792.

  • MPN or Model

    29984 PIECE 4 1 1/4 IN

  • 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.)
    40 lb
  • Flange Diameter
    1.563 inches
  • Body Outside Diameter
    Between 1.389 inches and 1.391 inches
  • Body Inside Diameter
    Between 1.229 inches and 1.239 inches
  • Flange Seat To Disk End Height
    Between 0.319 inches and 0.322 inches
  • Under Flange Height
    Between 0.433 inches and 0.443 inches
  • Seat Angle In Deg
    45.000
  • Seating Surface Shape
    Angular
  • Material
    Stainless steel seat
  • Material Specification
    Astm a351 gr.Cf-8m assn standard single material response seat
  • 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 4820012034792

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
29984 PIECE 4 1 1/4 IN Crane Co
29984 Crane Co
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