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NSN 4820-01-146-9996

Valve Seat Insert

About this product

3.250 inches flange diameter, 0.266 inches flange seat to disk end height, 0.547 inches under flange height, thready qty per inch (tpi): 14 single threaded portion.

Manufacturer part number 056950 ITEM 20 for national stock number 4820011469996.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-146-9996.

  • MPN or Model

    056950 ITEM 20

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    2a single threaded portion
  • Err Default
    0.422 inches single threaded portion
  • Flange Diameter
    3.250 inches
  • Flange Seat To Disk End Height
    0.266 inches
  • Under Flange Height
    0.547 inches
  • Thready Qty Per Inch (tpi)
    14 single threaded portion
  • Thread Size
    2.969 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Body Stepped Inside Diameter
    2.375 inches first step and 2.500 inches first step
  • Material
    Steel
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Uns 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 4820011469996

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
056950 ITEM 20 William Powell Company The
131235 William Powell Company The
056950 William Powell Company The
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