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NSN 4820-00-393-4347

Valve Seat Insert

About this product

Recessed seal accommodation.

Manufacturer part number 20612 for national stock number 4820003934347.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-393-4347.

  • MPN or Model

    20612

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    114850 - Bearing/bushing O/t Ball/roller I/s
  • Thread Class
    2a single threaded portion
  • Flange Diameter
    3.250 inches
  • Body Inside Diameter
    2.000 inches
  • Flange Seat To Disk End Height
    0.750 inches
  • Under Flange Height
    0.844 inches
  • Seat Angle In Deg
    45.000
  • Thready Qty Per Inch (tpi)
    16 single threaded portion
  • Thread Size
    2.750 inches single threaded portion
  • Seating Surface Shape
    Angular
  • Material
    Steel
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Un single threaded portion
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 4820003934347

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20612 Ashcroft Inc.
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