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NSN 4820-01-429-1273

Valve Seat Insert

About this product

1.000 inches body inside diameter, 0.079 inches seat radius, radial seating surface shape, material: plastic polyamide .

Manufacturer part number 556-6408987 FIND B-5 for national stock number 4820014291273.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-429-1273.

  • MPN or Model

    556-6408987 FIND B-5

  • 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
    0.313 inches
  • Body Outside Diameter
    1.748 inches
  • Body Inside Diameter
    1.000 inches
  • End Application
    Seawolf class ssn
  • Seat Radius
    0.079 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 4820014291273

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
556-6408987 FIND B-5 Naval Sea Systems Command
6408987 Naval Sea Systems Command
2643-787-01 FN B-5 Electric Boat Corporation
556-6408987 FIND B-5 Naval Sea Systems Command
2643-787-01 FN B-5 Electric Boat Corporation
6408987 Naval Sea Systems Command
Stock Check
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