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NSN 4820-00-438-9064

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, 2.5 gallons per minute valve discharge flow rate, connection style: gasket sea (boss) 1st end.

Manufacturer part number 4569C1000 for national stock number 4820004389064.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-438-9064.

  • MPN or Model

    4569C1000

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.6 lb
  • Thread Class
    3b 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    2.5 gallons per minute
  • Maximum Operating Temp
    160.0 degrees fahrenheit single response
  • Connection Style
    Gasket sea (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 1st end
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Adjustable Pressure Range
    +1000.0 to 3000.0 pounds per square inch
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.562 inches 1st end
  • Opening Pressure Setting
    1000.0 pounds per square inch
  • Material
    Steel seat
  • Material Specification
    Qq-a-250/4 federal specification single material response body
  • Media For Which Designed
    Fuel/oil, hydrocarbon single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unf 1st end
Safety Relief Valve

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Mechanic Bill explains Velocity Fuse

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NSN 4820004389064

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
4569C1000 Pneudraulics, Inc.
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