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NSN 4820-00-152-1648

Valve Seat Insert

About this product

4.250 inches flange diameter, 3.250 inches body inside diameter, 0.187 inches flange seat to disk end height, under flange height: 1.437 inches .

Manufacturer part number 4974P for national stock number 4820001521648.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-152-1648.

  • MPN or Model

    4974P

  • 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
    4.250 inches
  • Body Outside Diameter
    3.937 inches
  • Body Inside Diameter
    3.250 inches
  • Flange Seat To Disk End Height
    0.187 inches
  • Under Flange Height
    1.437 inches
  • Seat Angle In Deg
    45.000
  • Seating Surface Shape
    Angular
  • Material
    Steel
  • 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 4820001521648

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
4974P Curtiss-wright Electro-mechanical
4974P Curtiss-wright Electro-mechanical
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