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NSN 4820-00-490-6429

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, plain, optional en (pipe) 1st end connection style, valve operation method: automatic.

Manufacturer part number 621B9 3-8 2 for national stock number 4820004906429.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-490-6429.

  • MPN or Model

    621B9 3-8 2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.3 lb
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    225.0 degrees fahrenheit single response
  • Connection Style
    Plain, optional en (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe 1st end
  • Adjustable Pressure Range
    +800.0/+1500.0 pounds per square inch
  • Maximum Operating Pressure
    3600.0 pounds per square inch single response
  • Thread Size
    0.375 inches 1st end
  • Material
    Aluminum alloy flow control device
  • Media For Which Designed
    Hydraulic fluid, petroleum base 2nd response
  • Surface Treatment
    Anodize
  • Style Designator
    Angle
  • Thread Series Designator
    Npt 1st end
More from these suppliers
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 4820004906429

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
621B9 3-8 2 Curtiss-wright Flow Control
621B9 3-8 2 Teledyne Industries Inc
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