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NSN 4820-00-852-3719

Fuel Manifold Check Valve

About this product

Spring disk loading method, threaded external tube 2nd end connection type, 24 2nd end thready qty per inch (tpi), maximum operating pressure: 3000.0 pounds per square inch single response.

Manufacturer part number P21321 for national stock number 4820008523719.

Datasheet

  • Product description

    Check Valve NSN 4820-00-852-3719.

  • MPN or Model

    P21321

  • Schedule B
    8481.30.2090 (Check valves of steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Direction
    Right-hand 1st end
  • Disk Loading Method
    Spring
  • Connection Type
    Threaded external tube 2nd end
  • Thready Qty Per Inch (tpi)
    24 2nd end
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.437 inches 1st end
  • Seat Angle
    37.0 degrees 2nd end
  • Outside Diameter Tube Accommodated
    0.250 inches 1st end
  • Material
    Steel seat
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unf 2nd 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 4820008523719

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
P21321 Westinghouse Electric Corp
2351212-2 Tavco Inc.
2351212-6 Tavco Inc.
C071-4-3 Lockheed Martin Corporation
Stock Check
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