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NSN 4820-01-394-0591

Fuel Manifold Check Valve

About this product

Disk flow control device, automatic valve operation method, unthreaded internal pipe 2nd end connection type, maximum operating pressure: 4500.0 pounds per square inch single response.

Manufacturer part number 6689658 for national stock number 4820013940591.

Datasheet

  • Product description

    Check Valve NSN 4820-01-394-0591.

  • MPN or Model

    6689658

  • Schedule B
    8481.30.1090 (Check valves of copper having a pressure rating of 850 kpa or over)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Flow Control Device
    Disk
  • Maximum Operating Temp
    28.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded internal pipe 2nd end
  • Maximum Operating Pressure
    4500.0 pounds per square inch single response
  • Opening Pressure Setting
    35.0 pounds per square inch
  • Media For Which Designed
    Fuel/oil, hydrocarbon single response
  • Style Designator
    Straight thru
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Check Valve

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Mechanic Bill explains Fuel Manifold Check Valve

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NSN 4820013940591

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
6689658 Naval Sea Systems Command
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