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NSN 4820-01-289-3479

Velocity Fuse

About this product

Poppet flow control device, inside screw bonnet type, threaded bonnet attachment method, connection style: g42 flared (tube) all ends.

Manufacturer part number 649XB-3-4-2 for national stock number 4820012893479.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-289-3479.

  • MPN or Model

    649XB-3-4-2

  • 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
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside screw
  • Bonnet Attachment Method
    Threaded
  • Maximum Operating Temp
    225.0 degrees fahrenheit single response
  • Connection Style
    G42 flared (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Thready Qty Per Inch (tpi)
    20 all ends
  • Adjustable Pressure Range
    +40.0/+125.0 pounds per square inch
  • Maximum Operating Pressure
    3600.0 pounds per square inch single response
  • Thread Size
    0.438 inches all ends
  • Seat Angle
    37.0 degrees all ends
  • Material
    Steel comp 303 flow control device
  • Media For Which Designed
    Hydraulic fluid, mineral base 2nd response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unj all ends
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 4820012893479

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
649XB-3-4-2 Parker-hannifin Corporation
649XB-3-4-2 Teledyne Industries Inc
649XB-3-1/4-2 Teledyne Industries Inc
Stock Check
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