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NSN 4820-00-394-7426

Valve Seat Insert

About this product

1.188 inches flange diameter, 0.125 inches flange seat to disk end height, 0.312 inches under flange height, seating surface shape: flat.

Manufacturer part number P550A for national stock number 4820003947426.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-394-7426.

  • MPN or Model

    P550A

  • 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.)
    0.2 lb
  • Thread Class
    3a single threaded portion
  • Thread Length
    0.312 inches single threaded portion
  • Flange Diameter
    1.188 inches
  • Flange Seat To Disk End Height
    0.125 inches
  • Under Flange Height
    0.312 inches
  • Thread Size
    1.062 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Body Stepped Inside Diameter
    0.688 inches second step
  • Material
    Nickel alloy
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Unef single threaded portion
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 4820003947426

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
P550A Atlas Valve Co
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