1-321-802-5889

NSN 4820-00-175-4796

Velocity Fuse

About this product

The end connection identified above as the second end is the valve inlet.

Manufacturer part number 5VHY72 for national stock number 4820001754796.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-175-4796.

  • MPN or Model

    5VHY72

  • 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
    Exposed spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    39500.0 pounds per hour
  • Renewable Seat Ring Type
    Threaded
  • Bolt Hole Quantity
    9 1st end
  • Valve Operation Method
    Automatic or manual
  • Flange Shape
    Round with holes 2nd end
  • Connection Type
    Flange 1st end
  • Features Provided
    Pressure tight outlet side
  • Valve Size
    2.500 inches
  • Opening Pressure Setting
    685.0 pounds per square inch
  • Outside Diameter
    8.688 inches 1st end
  • Thickness
    1.188 inches 2nd end
  • First Connection Face To Centerline Distance
    5.968 inches
  • Bolt Hole Diameter
    0.812 inches 2nd end
  • Second Connection Face To Centerline Distance
    5.250 inches
  • Bolt Circle Diameter
    7.125 inches 1st end
  • Flange Face Design
    Plain 2nd end
  • Material
    Stainless steel stem
  • Style Designator
    Angle flanged ends
  • Reference Number Differentiating Characteristics
    As differentiated by the valve discharge flow rate requirement
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 4820001754796

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
5VHY72 Ashcroft Inc.
S4824H3182271 Naval Ship Systems Command
5VHY72 Dresser, Inc.
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