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NSN 4820-00-450-1985

Fuel Manifold Check Valve

About this product

Spring disk loading method, gasket seal (boss) 2nd end connection style, automatic valve operation method, connection type: threaded internal boss 2nd end.

Manufacturer part number 864A6TBL6 for national stock number 4820004501985.

Datasheet

  • Product description

    Check Valve NSN 4820-00-450-1985.

  • MPN or Model

    864A6TBL6

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    3b 2nd end
  • Thread Direction
    Right-hand all ends
  • Disk Loading Method
    Spring
  • Connection Style
    Gasket seal (boss) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 2nd end
  • Mounting Position
    Horizontal or vertical
  • Thread Size
    0.562 inches all ends
  • Seat Angle
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.375 inches 1st end
  • Material
    Aluminum alloy 2024 seat
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625, type 1 military specification single treatment response
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unf all ends
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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 4820004501985

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
864A6TBL6 Circor Aerospace, Inc.
CP00030-3 Lockheed Martin Corporation
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