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NSN 4820-01-031-3621

Fuel Manifold Check Valve

About this product

Disk flow control device, spring disk loading method, 6 3rd end bolt holes, connection style: grooved (tube) 2nd end.

Manufacturer part number A51P20339-27 for national stock number 4820010313621.

Datasheet

  • Product description

    Check Valve NSN 4820-01-031-3621.

  • MPN or Model

    A51P20339-27

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051400 - Pipe Fittings Aluminum
  • Flow Control Device
    Disk
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    6 3rd end
  • Connection Style
    Grooved (tube) 2nd end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes 3rd end
  • Connection Type
    Unthreaded external tube 2nd end
  • Mounting Facility
    Bracket
  • Mounting Position
    Horizontal or vertical
  • Outside Diameter
    5.280 inches 3rd end
  • Thickness
    0.205 inches 3rd end
  • Bolt Hole Diameter
    0.282 inches 3rd end
  • Bolt Circle Diameter
    4.275 inches 3rd end
  • Flange Face Design
    Plain 3rd end
  • Outside Diameter Tube Accommodated
    3.500 inches 1st end
  • Material
    Aluminum alloy
  • Style Designator
    Cross
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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 4820010313621

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
A51P20339-27 Northrop Grumman Systems Corporation
A51P20339-27 Northrop Grumman Systems Corporation
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