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NSN 4820-01-231-9004

Valve Seat Insert

About this product

2.0489 inches body inside diameter, 18 single threaded portion thready qty per inch (tpi), not rated hardness rating, seating surface shape: flat.

Manufacturer part number 803-4384536-84X-13 for national stock number 4820012319004.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-231-9004.

  • MPN or Model

    803-4384536-84X-13

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    3a single threaded portion
  • Thread Length
    0.375 inches single threaded portion
  • Overall Height
    0.500 inches
  • Body Inside Diameter
    2.0489 inches
  • Thready Qty Per Inch (tpi)
    18 single threaded portion
  • Hardness Rating
    Not rated
  • Thread Size
    2.625 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Material
    Nickel alloy
  • Material Specification
    Astm-b-164 assn standard single material response or qq-n-288 federal specification single material response or qq-n-281 federal specification 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 4820012319004

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-4384536-84X-13 Naval Ship Systems Command
51188-J Milwaukee Valve Company, Inc.
51177-J Milwaukee Valve Company, Inc.
803-4384536-84X-13 Naval Ship Systems Command
51177-J Milwaukee Valve Company, Inc.
51188-J Milwaukee Valve Company, Inc.
803-4384536-84X-13 Naval Ship Systems Command
51177-J Milwaukee Valve Company, Inc.
51188-J Milwaukee Valve Company, Inc.
Stock Check
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