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NSN 4820-01-540-8802

Valve Seat Insert

About this product

9.125 inches flange diameter, 7.938 inches body inside diameter, 1.094 inches flange seat to disk end height, under flange height: 0.750 inches .

Manufacturer part number 803-1385637-08X-08 for national stock number 4820015408802.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-540-8802.

  • MPN or Model

    803-1385637-08X-08

  • 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
    0.750 inches single threaded portion
  • Flange Diameter
    9.125 inches
  • Body Inside Diameter
    7.938 inches
  • End Application
    8" swing check valve, p/n 803-1385637-08x
  • Flange Seat To Disk End Height
    1.094 inches
  • Under Flange Height
    0.750 inches
  • Thready Qty Per Inch (tpi)
    12 single threaded portion
  • Seating Surface Shape
    Flat
  • Part Name Assigned By Controlling Agency
    Ring, seat
  • Material
    Nickel alloy
  • Material Specification
    Astm a494 gr -30c assn standard single material response or qq-n-281 federal specification single material response
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Uns 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 4820015408802

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-1385637-08X-08 Naval Ship Systems Command
1385637 Naval Ship Systems Command
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