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NSN 4820-00-050-9662

Fuel Manifold Check Valve

About this product

Poppet flow control device, flareless all ends connection style, threaded external tube all ends connection type, thready qty per inch (tpi): 20 1st end.

Manufacturer part number 3R1444-1 for national stock number 4820000509662.

Datasheet

  • Product description

    Check Valve NSN 4820-00-050-9662.

  • MPN or Model

    3R1444-1

  • 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
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    275.0 degrees fahrenheit single response
  • Connection Style
    Flareless all ends
  • Connection Type
    Threaded external tube all ends
  • Thready Qty Per Inch (tpi)
    20 1st end
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.438 inches all ends
  • Seat Angle
    12.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.250 inches 1st end
  • Material
    Aluminum flow control device
  • Material Specification
    Qq-a-225/6 federal standard single material response seat
  • Media For Which Designed
    Hydraulic fluid, phosphate-ester base single response
  • Surface Treatment
    Anodize
  • 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 4820000509662

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3R1444-1 Saf Industries Llc
670106-1 Lockheed Martin Corporation
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