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NSN 4820-00-731-6405

Valve Seat Insert

About this product

Between 0.214 inches and 0.224 inches body inside diameter, 45.0 rockwell c face and 50.0 rockwell c face hardness rating, flat seating surface shape, criticality code justification: adas.

Manufacturer part number 408420P5 for national stock number 4820007316405.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-731-6405.

  • MPN or Model

    408420P5

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    133300 - Machinery/machines NOI
  • Overall Height
    Between 0.230 inches and 0.250 inches
  • Body Outside Diameter
    Between 0.630 inches and 0.631 inches
  • Body Inside Diameter
    Between 0.214 inches and 0.224 inches
  • Hardness Rating
    45.0 rockwell c face and 50.0 rockwell c face
  • Seating Surface Shape
    Flat
  • Criticality Code Justification
    Adas
  • Material
    Steel
  • 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 4820007316405

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
408420P5 United Technologies Corporation
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