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NSN 4820-01-480-0418

Valve Seat Insert

About this product

Chapfer of 0.025; 6 grooves equally spaced .25 inches radius x .125 deep.

Manufacturer part number 2643-773-01 ITEM 41 for national stock number 4820014800418.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-480-0418.

  • MPN or Model

    2643-773-01 ITEM 41

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Overall Height
    0.688 inches
  • Body Outside Diameter
    3.625 inches
  • Body Inside Diameter
    2.125 inches
  • Seating Surface Shape
    Flat
  • Material
    Plastic
  • Style Designator
    Plain
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 4820014800418

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2643-773-01 ITEM 41 Electric Boat Corporation
845-7108793 ITEM 41 Naval Sea Systems Command
264377301-0041 Electric Boat Corporation
2640-801X2 PC48 Electric Boat Corporation
2640-801X2 Electric Boat Corporation
Stock Check
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