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NSN 4820-00-118-1444

Valve Seat Insert

About this product

Between 2.052 inches and 2.057 inches flange diameter, 1.000 inches body inside diameter, 0.160 inches flange seat to disk end height, under flange height: between 0.140 inches and 0.150 inches .

Manufacturer part number 803-5001003-A4X1-04 for national stock number 4820001181444.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-118-1444.

  • MPN or Model

    803-5001003-A4X1-04

  • 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
  • Flange Diameter
    Between 2.052 inches and 2.057 inches
  • Body Outside Diameter
    Between 1.802 inches and 1.807 inches
  • Body Inside Diameter
    1.000 inches
  • Flange Seat To Disk End Height
    0.160 inches
  • Under Flange Height
    Between 0.140 inches and 0.150 inches
  • Seat Angle In Deg
    35.000
  • Seating Surface Shape
    Angular
  • Criticality Code Justification
    Zzzy
  • Material
    Plastic polytetrafluoroethylene
  • Style Designator
    Plain flanged
  • Reference Number Differentiating Characteristics
    Items that support a level 1 or subsafe critical system that has undergone quality assurance during the acquisition process
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 4820001181444

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-5001003-A4X1-04 Naval Sea Systems Command
SS845-2110239PC14TFN3-4IN Naval Ship Systems Command
2620-926X3PC14TFN3-4IN Circor Intl Inc
002-18-12-0001-0001 Circor Intl Inc
002-18-12-0004-0007 Circor Intl Inc
2620-926X3PC14TFN3-4IN Electric Boat Corporation
002-18-12-0001-0001Q3 Naval Inventory Control Point
002-18-12-0004-0007Q3 Naval Inventory Control Point
2620-926X3PC14TFN3-4INQ3 Naval Inventory Control Point
803-5001003-A4X1-04Q3 Naval Inventory Control Point
SS845-2110239PC14TFN3-4INQ3 Naval Inventory Control Point
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