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NSN 4820-01-643-5770

Vent-check Valve

About this product

3 inch tank vent check valve, type ms.

Manufacturer part number 522.2291-R-5.500 for national stock number 4820016435770.

Datasheet

  • Product description

    Vent-check Valve NSN 4820-01-643-5770.

  • MPN or Model

    522.2291-R-5.500

Vent-check Valve

A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. It acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. It is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.

Mechanic Bill explains Vent-check Valve

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NSN 4820016435770

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
522.2291-R-5.500 W. & O. Supply, Inc.
522.2291-R-5.500 W. & O. Supply, Inc.
522.2291-R-5.500 W. & O. Supply, Inc.
522.2291-R-5.500 W. & O. Supply, Inc.
522.2291-R-5.500 W. & O. Supply, Inc.
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