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NSN 4820-01-348-4381

Valve Seat Insert

About this product

Between 0.562 inches and 0.930 inches body inside diameter, 0.281 inches seat radius, radial seating surface shape, material: plastic polyamide .

Manufacturer part number 556-6405334-19 for national stock number 4820013484381.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-348-4381.

  • MPN or Model

    556-6405334-19

  • 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.)
    0.1 lb
  • Overall Height
    0.219 inches
  • Body Outside Diameter
    1.059 inches
  • Body Inside Diameter
    Between 0.562 inches and 0.930 inches
  • Seat Radius
    0.281 inches
  • Seating Surface Shape
    Radial
  • 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 4820013484381

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
556-6405334-19 Naval Sea Systems Command
211036227 Naval Sea Systems Command
6405334 Naval Sea Systems Command
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