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Heavy Duty Needle Roller Bearings (Machined) NK20/16-XL

Heavy Duty Needle Roller Bearings (Machined) NK20/16-XL

The NK20/16-XL is a heavy-duty needle roller bearing with a 20mm bore and 28mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 3285 lbf and spins smoothly at speeds up to 21100 RPM.
Its open design requires regular lubrication, while the press-fit shaft mount ensures a secure installation. The bearing operates well in temperatures from -20°C to 110°C.
This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for applications like automotive transmissions or industrial machinery where high radial loads are common.
Weighing just 27g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number NK20/16-XL
  • Brand TFL
  • Interchangeable brand INA
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Inner Ring No
  • Series Without Inner Ring
  • Bore Dia 20 mm
  • Bore Dia Tolerance 0.02mm to 0.033mm
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 16 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 3285 lbf
  • Static Radial Load 3938 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 21100 rpm
  • Weight 27 g
Heavy Duty Needle Roller Bearings (Machined) NK20/16-XL dimension drawing
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Features

Performance Features of NK20/16-XL Bearing
NK20/16-XL Bearing is built with steel rings and rollers, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 3285 lbf, making it suitable for heavy-duty applications.
The press-fit shaft mount ensures secure installation, reducing the risk of slippage during operation.
With a maximum speed of 21,100 rpm, it delivers reliable performance in high-speed conditions.
NK20/16-XL Bearing operates efficiently within a temperature range of -20 to 110 °C.
Its open design allows for easy lubrication, ensuring smooth and long-lasting performance.

Application

Common Applications of NK20/16-XL Bearing
NK20/16-XL Bearing is widely used in industrial machinery, especially in compact spaces where high radial load capacity is needed, such as gearboxes and pumps. Its press-fit design ensures a secure mounting, ideal for high-speed operations.
In automotive systems, NK20/16-XL Bearing fits well in transmission assemblies and steering mechanisms, offering reliable performance under heavy loads. The steel construction provides durability, making it suitable for long-term use.
For automation equipment, NK20/16-XL Bearing supports precise movements in robotic arms and conveyor systems. Its open design allows for easy lubrication, ensuring smooth operation in demanding environments.
NK20/16-XL Bearing is also found in medical devices like dental drills, where its high-speed capability and stability are essential. The lightweight design adds to its versatility in various applications.

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