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NSN 4820-01-039-3789

Valve Seat Insert

About this product

0.688 inches body inside diameter, 15.500 seat angle in deg, 18 single threaded portion thready qty per inch (tpi), seating surface shape: angular.

Manufacturer part number 803-4384536-75X46M0D NYLON 6/6 for national stock number 4820010393789.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-039-3789.

  • MPN or Model

    803-4384536-75X46M0D NYLON 6/6

  • 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
  • Thread Class
    3a single threaded portion
  • Err Default
    0.390 inches single threaded portion
  • Overall Height
    0.625 inches
  • Body Inside Diameter
    0.688 inches
  • Seat Angle In Deg
    15.500
  • Thready Qty Per Inch (tpi)
    18 single threaded portion
  • Thread Size
    2.062 inches single threaded portion
  • Seating Surface Shape
    Angular
  • Material
    Plastic polyamide
  • Material Specification
    Dupont type 6/6 mfr ref single material response
  • Style Designator
    B5 plain threaded
  • Thread Series Designator
    Uns single threaded portion
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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 4820010393789

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-4384536-75X46M0D NYLON 6/6 Milwaukee Valve Company, Inc.
803-4384536-75X46M0D NYLON 6/6 Naval Sea Systems Command
803-4384536-75X Naval Sea Systems Command
803-4384536-75X Naval Ship Systems Command
803-4384536-75X Milwaukee Valve Company, Inc.
803-4384536 Naval Sea Systems Command
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