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NSN 4820-00-639-9943

Piston Weighted Control Valve

About this product

First end flange outside dia.:5.062 in.Nom;second end flange outside dia.:5.562 in.Nom;first end connection type:plain face flange;first end style designator:l1;first end flange thickness:0.438 in.Nom;second end connection type:flange plain face;second end flange thickness:0.438 in.Nom;second end connection face to center line distance:4.000 in.Nom;end connection qty:2;second end relationship w/first end:not identical;.

Manufacturer part number DD692S4810-49ALT3 for national stock number 4820006399943.

Datasheet

  • Product description

    Piston Weighted Control Valve NSN 4820-00-639-9943.

  • MPN or Model

    DD692S4810-49ALT3

  • Schedule B
    8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Bolt Hole Quantity
    6 2nd end
  • Maximum Operating Temp
    425.0 degrees fahrenheit 2nd response
  • Bolt Hole Diameter
    0.562 inches 2nd end
  • Bolt Circle Diameter
    4.438 inches 2nd end
  • Material
    Stainless steel flow control device
  • Media For Which Designed
    Steam 2nd response
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Piston Weighted Control Valve

A valve consisting of a ported, dead weighted, hollow piston which moves vertically across the inlet passage within the valve body. Changes in the pressure controlled position of the piston vary the effective area of the ports exposed to the inlet flow in such a manner as to maintain a constant outlet line pressure. It has no seats or disk. For dead weight loaded pressure regulating valve of seat and disk construction, see also valve, regulating, fluid pressure.

Mechanic Bill explains Piston Weighted Control Valve

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NSN 4820006399943

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
DD692S4810-49ALT3 Naval Ship Systems Command
692-4810-49 Gibbs & Cox, Inc.
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