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NSN 4820-01-162-6551

Stem Assembly

About this product

Lift-check valve type for which designed, 4.000 inches valve size for which designed, threaded externally stem actuating end type, material: nickel alloy.

Manufacturer part number 506-5588397 PART 20 for national stock number 4820011626551.

Datasheet

  • Product description

    Fluid Valve Stem NSN 4820-01-162-6551.

  • MPN or Model

    506-5588397 PART 20

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Valve Type For Which Designed
    Lift-check
  • Valve Size For Which Designed
    4.000 inches
  • Stem Actuating End Type
    Threaded externally
  • Material
    Nickel alloy
  • Material Specification
    Qq-n-286, class hf or ah federal specification single material response
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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 4820011626551

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
506-5588397 PART 20 Naval Sea Systems Command
2401-443 PART 20 Huntington Ingalls Incorporated
2401-443 Huntington Ingalls Incorporated
506-5588397 Naval Sea Systems Command
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