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NSN 4820-00-794-2777

Valve Seat Insert

About this product

Between 4.750 inches and 4.751 inches flange diameter, between 3.013 inches and 3.015 inches body inside diameter, 1.500 inches seat radius, flange seat to disk end height: between 0.938 inches and 0.940 inches .

Manufacturer part number 439B750PC3 for national stock number 4820007942777.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-794-2777.

  • MPN or Model

    439B750PC3

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Flange Diameter
    Between 4.750 inches and 4.751 inches
  • Body Outside Diameter
    3.938 inches
  • Body Inside Diameter
    Between 3.013 inches and 3.015 inches
  • Seat Radius
    1.500 inches
  • Flange Seat To Disk End Height
    Between 0.938 inches and 0.940 inches
  • Under Flange Height
    2.000 inches
  • Seating Surface Shape
    Radial
  • Material
    Steel
  • Material Specification
    Qq-s.637 federal specification single material response
  • Style Designator
    Plain flanged
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 4820007942777

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
439B750PC3 General Electric Company
356C690-3 General Electric Company
356C690-3 General Electric Co
439B750PC3 General Electric Co
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