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NSN 4820-00-257-4689

Fuel Manifold Check Valve

About this product

Poppet flow control device, spring disk loading method, gasket seal (boss) 1st end connection style, valve operation method: automatic.

Manufacturer part number 651005 for national stock number 4820002574689.

Datasheet

  • Product description

    Check Valve NSN 4820-00-257-4689.

  • MPN or Model

    651005

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3b 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Connection Style
    Gasket seal (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 1st end
  • Mounting Position
    Horizontal or vertical
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Thread Size
    0.562 inches 1st end
  • Material
    Aluminum alloy seat
  • Surface Treatment
    Anodize
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unf 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 4820002574689

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
651005 United Technologies Corporation
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