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NSN 4820-00-975-7128

Valve Seat Insert

About this product

Between 0.434 inches and 0.436 inches flange diameter, between 0.095 inches and 0.105 inches flange seat to disk end height, between 0.145 inches and 0.155 inches under flange height, seat angle in deg: 90.000 .

Manufacturer part number 42576 for national stock number 4820009757128.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-975-7128.

  • MPN or Model

    42576

  • 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
  • Flange Diameter
    Between 0.434 inches and 0.436 inches
  • Overall Height
    0.250 inches
  • Body Outside Diameter
    Between 0.248 inches and 0.252 inches
  • Flange Seat To Disk End Height
    Between 0.095 inches and 0.105 inches
  • Under Flange Height
    Between 0.145 inches and 0.155 inches
  • Seat Angle In Deg
    90.000
  • Hardness Rating
    58.0 rockwell c and 60.0 rockwell c
  • Seating Surface Shape
    Angular
  • Body Stepped Inside Diameter
    0.250 inches second step
  • Material
    Stainless steel
  • Material Specification
    Qq-s-763, class 440c federal specification single material response
  • Surface Treatment
    Passivate
  • Style Designator
    Plain
More from these suppliers
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 4820009757128

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
42576 Woodward Hrt, Inc.
975-7128 Marine Diesel Inc
Stock Check
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