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The NK21/16-XL is a heavy-duty needle roller bearing with a 21mm bore and 29mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 3420 lbf and spins smoothly at speeds up to 20600 RPM.
Its open design requires regular lubrication, while the press-fit mounting ensures a secure fit on shafts. The bearing operates well in temperatures ranging from -20°C to 110°C.
This model is interchangeable with INA bearings, offering a practical replacement option. Ideal for applications like gear pumps or automotive transmissions where space is limited but high load capacity is needed.
Weighing just 28.1g, it’s lightweight yet robust for its compact size. Compliant with RoHS standards for safe use.
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Why Choose NK21/16-XL Bearing for Precision Tasks?
NK21/16-XL Bearing is crafted with steel rings and rollers, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 3420 lbf, ensuring reliable performance in demanding applications.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a maximum speed of 20,600 rpm, it balances durability and efficiency for precision tasks.
Industrial Uses of NK21/16-XL Bearing
NK21/16-XL Bearing is commonly used in industrial machinery, especially in compact spaces where high radial load capacity is needed, like conveyor systems and gearboxes. Its press-fit design ensures a secure mounting, reducing the risk of slippage during operation.
Where Is NK21/16-XL Bearing Used?
In automotive applications, NK21/16-XL Bearing fits well in transmission systems and steering mechanisms, thanks to its high-speed capability and durability. The open seal design allows for easy lubrication, extending its service life.
Built for Heavy-Duty Use: NK21/16-XL Bearing
For automation equipment, NK21/16-XL Bearing provides reliable performance in robotic arms and linear guides, where precision and load handling are critical. The steel construction ensures it can withstand continuous use without significant wear.
Light-Duty vs Heavy-Duty: Best Uses for NK21/16-XL Bearing
In consumer electronics, NK21/16-XL Bearing is found in printers and small appliances, offering smooth operation with minimal noise. Its lightweight design makes it ideal for applications where space and weight are constraints.
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