1-321-802-5889

NSN 4820-00-640-1952

Velocity Fuse

About this product

Disk flow control device, inside spring bonnet type, threaded bonnet attachment method, disk loading method: spring.

Manufacturer part number K4469 for national stock number 4820006401952.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-640-1952.

  • MPN or Model

    K4469

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    6 1st end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes 1st end
  • Connection Type
    Flange 1st end
  • Adjustable Pressure Range
    +15.0/+30.0 pounds per square inch
  • Maximum Operating Pressure
    100.0 pounds per square inch single response
  • Outside Diameter
    5.062 inches 1st end
  • Thickness
    0.438 inches 1st end
  • Bolt Hole Diameter
    0.562 inches 1st end
  • Bolt Circle Diameter
    3.938 inches 1st end
  • Flange Face Design
    Plain 1st end
  • Material
    Steel stem
  • Media For Which Designed
    Water, fresh single response
  • Style Designator
    Angle
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 4820006401952

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
K4469 Crane Co
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