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NSN 4820-00-494-8106

Velocity Fuse

About this product

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

Manufacturer part number 513991-1 for national stock number 4820004948106.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-494-8106.

  • MPN or Model

    513991-1

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3b 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Pressed-in
  • Maximum Operating Temp
    225.0 degrees fahrenheit single response
  • Connection Style
    Gasket sea (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 1st end
  • Thready Qty Per Inch (tpi)
    16 1st end
  • Adjustable Pressure Range
    +800.0/+1500.0 pounds per square inch
  • Maximum Operating Pressure
    1500.0 pounds per square inch single response
  • Thread Size
    0.750 inches 1st end
  • Opening Pressure Setting
    1000.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.500 inches 1st end
  • Material
    Steel comp 303 flow control device and steel comp 416 flow control device
  • Surface Treatment
    Passivate
  • Style Designator
    Angle
  • Thread Series Designator
    Unjf 1st end
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 4820004948106

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
513991-1 Naval Air Warfare Center Aircraft
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