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NSN 4820-00-828-2730

Velocity Fuse

About this product

0.125 inches 1st end pipe size accommodated, poppet flow control device, spring disk loading method, connection style: g46b plain (pipe) 1st end.

Manufacturer part number D559A-1M-4 for national stock number 4820008282730.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-828-2730.

  • MPN or Model

    D559A-1M-4

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.125 inches 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Connection Style
    G46b plain (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    0.125 inches 1st end
  • Opening Pressure Setting
    64.0 pounds per square inch
  • Material
    Aluminum alloy seat
  • Media For Which Designed
    Air 1st responseacetylene 2nd responseammonia, gaseous 3rd responserefrigerant 12 4th responsehydrogen 5th response
  • Surface Treatment
    Anodize
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
  • Furnished Items And Quantity
    1 deflector cap
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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 4820008282730

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D559A-1M-4 Circor Aerospace, Inc.
Stock Check
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