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NSN 4820-00-317-3306

Valve Seat Insert

About this product

3.875 inches body inside diameter, 12 single threaded portion thready qty per inch (tpi), flat seating surface shape, material: steel .

Manufacturer part number 4180F2 for national stock number 4820003173306.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-317-3306.

  • MPN or Model

    4180F2

  • 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.)
    0.3 lb
  • Thread Class
    2a single threaded portion
  • Err Default
    0.625 inches single threaded portion
  • Overall Height
    0.625 inches
  • Body Inside Diameter
    3.875 inches
  • Thready Qty Per Inch (tpi)
    12 single threaded portion
  • Thread Size
    4.375 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Material
    Steel
  • Material Specification
    Mil-s-883, class 6, type e military specification single material response
  • Surface Treatment
    Chromium
  • Style Designator
    Plain threaded
  • 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 4820003173306

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
4180F2 Atwood & Morrill Co. Inc.
3238089PIECE2 Naval Sea Systems Command
3238089PIECE2 Naval Ship Systems Command
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