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NSN 4820-01-313-8637

Fuel Manifold Check Valve

About this product

Automatic valve operation method, bracket mounting facility, 120.0 pounds per square inch single response maximum operating pressure, opening pressure setting: 0.25 pounds per square inch.

Manufacturer part number 7M640-28 for national stock number 4820013138637.

Datasheet

  • Product description

    Check Valve NSN 4820-01-313-8637.

  • MPN or Model

    7M640-28

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Valve Operation Method
    Automatic
  • Mounting Facility
    Bracket
  • Maximum Operating Pressure
    120.0 pounds per square inch single response
  • Opening Pressure Setting
    0.25 pounds per square inch
  • Material
    Aluminum alloy body
  • Media For Which Designed
    Fuel/oil, hydrocarbon single response
  • Surface Treatment
    Anodize
  • Style Designator
    Straight thru
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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 4820013138637

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
7M640-28 Boeing Company, The
6-2801 Sweeney Engineering Corp
7M640 Boeing Company, The
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