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NSN 4820-01-004-8334

Velocity Fuse

About this product

Poppet flow control device, inside spring bonnet type, integral bonnet attachment method, disk loading method: spring.

Manufacturer part number 649XB-4-8-2 for national stock number 4820010048334.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-004-8334.

  • MPN or Model

    649XB-4-8-2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    225.0 degrees fahrenheit single response
  • Connection Style
    Flared (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Maximum Operating Pressure
    3100.0 pounds per square inch single response
  • Thread Size
    0.750 inches all ends
  • Seat Angle
    37.0 degrees all ends
  • Opening Pressure Setting
    200.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.500 inches all ends
  • Material
    Steel comp 303 body
  • Material Specification
    Qq-s-764 federal specification single material response seat
  • Media For Which Designed
    Air single response
  • Surface Treatment
    Passivate
  • Style Designator
    Angle
  • Thread Series Designator
    Unf 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 4820010048334

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
649XB-4-8-2 Parker-hannifin Corporation
649XB4-8-2 Teledyne Industries Inc
649XB-4-8-2 Parker-hannifin Corporation
649XB4-8-2 Teledyne Industries Inc
649XB-4-8-2 Parker-hannifin Corporation
649XB4-8-2 Teledyne Industries Inc
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