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NSN 4820-01-008-1984

Fuel Manifold Check Valve

About this product

Poppet flow control device, spring disk loading method, flared (tube) all ends connection style, valve operation method: automatic.

Manufacturer part number 3C1440 for national stock number 4820010081984.

Datasheet

  • Product description

    Check Valve NSN 4820-01-008-1984.

  • MPN or Model

    3C1440

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    1 lb
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    350.0 degrees fahrenheit single response
  • Connection Style
    Flared (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Mounting Position
    Horizontal or vertical
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.438 inches all ends
  • Seat Angle
    37.0 degrees all ends
  • Outside Diameter Tube Accommodated
    0.250 inches all ends
  • Material
    Rubber polymethylene-perfluoroalkylene class fkm seat
  • Media For Which Designed
    Fuel/oil, hydrocarbon 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 4820010081984

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3C1440 Crissair, Inc.
2677A4TT Circor Aerospace, Inc.
2632A-4TT Circor Aerospace, Inc.
244A4TTEL Circor Aerospace, Inc.
32051 Williams International Co., L.l.c.
2664A4TT Circor Aerospace, Inc.
0ID-2677A4TT J.g.b. Enterprises, Inc.
27D1335 Circor Aerospace, Inc.
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