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NSN 4820-01-257-8722

Valve Seat Insert

About this product

Stainless steel seat material, .

Manufacturer part number 259089 ITEM 44 for national stock number 4820012578722.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-257-8722.

  • MPN or Model

    259089 ITEM 44

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Material
    Stainless steel seat
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 4820012578722

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
259089 ITEM 44 Huntington Ingalls Incorporated
259045 ITEM 9 Huntington Ingalls Incorporated
259045 Huntington Ingalls Incorporated
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