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NSN 4820-00-304-3931

Valve Seat Insert

About this product

0.375 inches body inside diameter, angular seating surface shape, plastic polyamide material, style designator: plain.

Manufacturer part number 255751PC7 for national stock number 4820003043931.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-304-3931.

  • MPN or Model

    255751PC7

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    000000 - No Nmfc Freight Description
  • Unit Weight (Est.)
    0.1 lb
  • Overall Height
    0.244 inches
  • Body Outside Diameter
    0.873 inches
  • Body Inside Diameter
    0.375 inches
  • Seating Surface Shape
    Angular
  • Material
    Plastic polyamide
  • 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 4820003043931

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
255751PC7 Huntington Ingalls Incorporated
255773PC7 Huntington Ingalls Incorporated
255753PC7 Huntington Ingalls Incorporated
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