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NSN 4820-01-417-9542

Valve Seat Insert

About this product

0.930 inches flange diameter, 0.216 inches taper length, 0.471 inches taper minor diameter, taper major diameter: 0.547 inches .

Manufacturer part number 803-6397434-X21 for national stock number 4820014179542.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-417-9542.

  • MPN or Model

    803-6397434-X21

  • 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
    0.316 inches single threaded portion
  • Flange Diameter
    0.930 inches
  • Taper Length
    0.216 inches
  • Taper Minor Diameter
    0.471 inches
  • Taper Major Diameter
    0.547 inches
  • Body Inside Diameter
    0.471 inches
  • End Application
    Navy weapon system code jg seawolf class ssn
  • Flange Seat To Disk End Height
    0.122 inches
  • Under Flange Height
    0.316 inches
  • Thready Qty Per Inch (tpi)
    24 single threaded portion
  • Thread Size
    0.765 inches single threaded portion
  • Seating Surface Shape
    O-ring
  • Material
    Cobalt comp l-605
  • Material Specification
    Mil-c-24252 military 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 4820014179542

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-6397434-X21 Naval Sea Systems Command
6397434-X2XXXX-022 Naval Sea Systems Command
803-6397434-X2XXXX-022 Naval Sea Systems Command
6397434 Naval Sea Systems Command
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