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NSN 4820-01-534-6781

Stem Assembly

About this product

Drawing calls this a stem/disk assembly: includes items 12 stem, 47 (previously item 14) disk, 19 seal retainer, 34 screw and 41 seal, globe disk; used on .25; although part list note on 6397434-1 says assembly used on 0.25 and .50 valve sizes the table on page 14 of 6397434 gives different dimensions for sizes .25 and .50; drawing 6397434-1 is 6 drawing revision notes to drawing 6397434..

Manufacturer part number 803-6397434-X1XXXX-096 for national stock number 4820015346781.

Datasheet

  • Product description

    Fluid Valve Stem NSN 4820-01-534-6781.

  • MPN or Model

    803-6397434-X1XXXX-096

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Overall Length
    4.750 inches
  • End Application
    Ws ssgn class submarine
  • Largest Outside Diameter
    0.682 inches
  • Valve Type For Which Designed
    Globe
  • Features Provided
    Threaded
  • Valve Size For Which Designed
    0.250 inches
  • Stem Actuating End Type
    Threaded externally
  • Valve Model Number For Which Designed
    Globe stop valve
  • Material
    Cobalt alloy
  • Material Specification
    Mil-c-24252 comp i cond a military specification single material response
  • Furnished Items And Quantity
    1 disk and 1 insert and 1 screw and 1 retainer
More from these suppliers
Fluid Valve Stem

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes stem, faucet; and stem, needle valve.

Mechanic Bill explains Stem Assembly

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NSN 4820015346781

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-6397434-X1XXXX-096 Naval Sea Systems Command
6397434 Naval Sea Systems Command
6397434-1 Naval Sea Systems Command
803-6397434-X1XXXX-083 Naval Sea Systems Command
803-6397434-X1XXXX-096 Naval Sea Systems Command
803-6397434-X1XXXX-083 Naval Sea Systems Command
6397434 Naval Sea Systems Command
6397434-1 Naval Sea Systems Command
803-6397434-X1XXXX-096 Naval Sea Systems Command
803-6397434-X1XXXX-083 Naval Sea Systems Command
6397434 Naval Sea Systems Command
6397434-1 Naval Sea Systems Command
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