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NSN 4820-00-857-0280

Valve Seat Insert

About this product

Between 2.125 inches and 2.126 inches body inside diameter, between 0.635 inches and 0.641 inches seat radius, radial seating surface shape, material: steel body.

Manufacturer part number 101B354BR-1 for national stock number 4820008570280.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-857-0280.

  • MPN or Model

    101B354BR-1

  • 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
    Between 0.745 inches and 0.755 inches
  • Body Outside Diameter
    3.501 inches
  • Body Inside Diameter
    Between 2.125 inches and 2.126 inches
  • Seat Radius
    Between 0.635 inches and 0.641 inches
  • Seating Surface Shape
    Radial
  • Material
    Steel body
  • Material Specification
    Qq-s-763, class 416 federal specification single material response body
  • Style Designator
    Plain
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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 4820008570280

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
101B354BR-1 General Electric Co
101B354BR-1 General Electric Co
101B354BRPC1 General Electric Co
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