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NSN 4820-01-125-5504

Fuel Manifold Check Valve

About this product

Poppet flow control device, grooved (tube) 2nd end connection style, automatic valve operation method, connection type: unthreaded external tube 2nd end.

Manufacturer part number 74B580185-101 for national stock number 4820011255504.

Datasheet

  • Product description

    Check Valve NSN 4820-01-125-5504.

  • MPN or Model

    74B580185-101

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.3 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Connection Style
    Grooved (tube) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded external tube 2nd end
  • Mounting Position
    Horizontal or vertical
  • Thready Qty Per Inch (tpi)
    12 1st end
  • Maximum Operating Pressure
    25.0 pounds per square inch single response
  • Thread Size
    1.312 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Material
    Aluminum body
  • Media For Which Designed
    Fuel/oil, hydrocarbon 2nd response
  • Surface Treatment
    Anodize
  • Style Designator
    Straight thru
  • Thread Series Designator
    Un 1st end
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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 4820011255504

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
74B580185-101 Boeing Company, The
P112-533-16 Circor Aerospace, Inc.
P112-533 Circor Aerospace, Inc.
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