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NSN 4820-00-768-5254

Fuel Manifold Check Valve

About this product

Ball flow control device, threaded external tube 1st end connection type, horizontal mounting position, thready qty per inch (tpi): 18 1st end.

Manufacturer part number 3A91203-103 for national stock number 4820007685254.

Datasheet

  • Product description

    Check Valve NSN 4820-00-768-5254.

  • MPN or Model

    3A91203-103

  • Schedule B
    8481.30.1090 (Check valves of copper having a pressure rating of 850 kpa or over)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.4 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Ball
  • Maximum Operating Temp
    867.0 degrees fahrenheit single response
  • Connection Type
    Threaded external tube 1st end
  • Mounting Position
    Horizontal
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Maximum Operating Pressure
    220.0 pounds per square inch single response
  • Thread Size
    0.562 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.375 inches 1st end
  • Media For Which Designed
    Air single response
  • Test Data Document
    98897-3a91203 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
  • 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 4820007685254

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3A91203-103 Lockheed Martin Corporation
663572 Honeywell International Inc.
663572 Honeywell International Inc.
663572 Honeywell International Inc.
663572 Alliedsignal Inc
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