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NSN 4820-00-078-3528

Fuel Manifold Check Valve

About this product

Bulkhead fitting on first end.

Manufacturer part number 646-16D for national stock number 4820000783528.

Datasheet

  • Product description

    Check Valve NSN 4820-00-078-3528.

  • MPN or Model

    646-16D

  • Schedule B
    8481.30.1010 (Check valves of copper having a pressure rating under 850 kpa)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.2 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Connection Style
    Flared (tube) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded external hose 2nd end
  • Mounting Position
    Horizontal or vertical
  • Thready Qty Per Inch (tpi)
    12 1st end
  • Maximum Operating Pressure
    60.0 pounds per square inch single response
  • Thread Size
    1.312 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    1.000 inches 1st end
  • Material
    Aluminum alloy flow control device
  • Media For Which Designed
    Fuel/oil, hydrocarbon single response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625 military specification single treatment response
  • Style Designator
    Angle
  • 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 4820000783528

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
646-16D Eaton Corporation
215-33331-1 Triumph Aerostructures, Llc
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