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NSN 4820-00-346-6529

Valve Seat Insert

About this product

2.188 inches flange diameter, 0.438 inches flange seat to disk end height, 0.438 inches under flange height, thready qty per inch (tpi): 16 single threaded portion.

Manufacturer part number 8037A06B for national stock number 4820003466529.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-346-6529.

  • MPN or Model

    8037A06B

  • 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
    2a single threaded portion
  • Err Default
    0.438 inches single threaded portion
  • Flange Diameter
    2.188 inches
  • Flange Seat To Disk End Height
    0.438 inches
  • Under Flange Height
    0.438 inches
  • Thready Qty Per Inch (tpi)
    16 single threaded portion
  • Thread Size
    2.000 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Body Stepped Inside Diameter
    1.695 inches first step and 1.697 inches first step
  • Material
    Cobalt alloy
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Un single threaded portion
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 4820003466529

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
8037A06B Ashcroft Inc.
H4820-346-6529 Naval Inventory Control Point
R557-49090APC16 Ashcroft Inc.
R557-49120APC16 Ashcroft Inc.
R557-49330APC16 Ashcroft Inc.
R557-49340CPC16 Ashcroft Inc.
Stock Check
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