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NSN 4820-00-454-7757

Valve Seat Insert

About this product

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

Manufacturer part number 6873YB for national stock number 4820004547757.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-454-7757.

  • MPN or Model

    6873YB

  • 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
    0.281 inches
  • Body Outside Diameter
    2.012 inches
  • Body Inside Diameter
    1.828 inches
  • Seat Radius
    1.000 inches
  • Seating Surface Shape
    Radial
  • Material
    Plastic polytetrafluoroethylene
  • 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 4820004547757

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
6873YB Mccanna Inc
68T3RA Mccanna Inc
6873RA Mccanna Inc
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