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NSN 4820-00-036-2081

Velocity Fuse

About this product

Poppet flow control device, exposed spring bonnet type, bolted bonnet attachment method, valve discharge flow rate: 11420.0 pounds per hour.

Manufacturer part number R6181EL for national stock number 4820000362081.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-036-2081.

  • MPN or Model

    R6181EL

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    170 lb
  • Flow Control Device
    Poppet
  • Bonnet Type
    Exposed spring
  • Bonnet Attachment Method
    Bolted
  • Valve Discharge Flow Rate
    11420.0 pounds per hour
  • Renewable Seat Ring Type
    Threaded
  • Bolt Hole Quantity
    8 2nd end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes 2nd end
  • Connection Type
    Flange 1st end
  • Opening Pressure Setting
    635.0 pounds per square inch
  • Outside Diameter
    7.562 inches 2nd end
  • Thickness
    1.000 inches 1st end
  • Bolt Hole Diameter
    0.812 inches 2nd end
  • Bolt Circle Diameter
    6.000 inches 2nd end
  • Flange Face Design
    Plain 2nd end
  • Raised Face Height
    0.250 inches 1st end
  • Raised Face Diameter
    4.250 inches 1st end
  • Material
    Steel uns k12220 body or steel uns k13020 body
  • Style Designator
    Angle
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 4820000362081

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
R6181EL Dresser, Inc.
R-6181-EL Ashcroft Inc.
CVB41S5103-44ALT3 Naval Ship Systems Command
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