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NSN 4820-00-911-7166

Velocity Fuse

About this product

0.250 inches 2nd end pipe size accommodated, poppet flow control device, inside spring bonnet type, bonnet attachment method: threaded.

Manufacturer part number 638X2-6 for national stock number 4820009117166.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-911-7166.

  • MPN or Model

    638X2-6

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.250 inches 2nd end
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Connection Style
    G46b plain (pipe) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Features Provided
    Bonnet packing
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Adjustable Pressure Range
    +10.0/+50.0 pounds per square inch
  • Thread Size
    0.562 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.375 inches 1st end
  • Material
    Stainless steel flow control device
  • Style Designator
    Err-090
  • Thread Series Designator
    Unf 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 4820009117166

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
638X2-6 Teledyne Industries Inc
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