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The NU 321 ECJ is a single-row cylindrical roller bearing with a 105mm bore and 225mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 112500 lbf and operates smoothly at speeds up to 4000 RPM.
Its open design allows for easy lubrication with grease or oil, while the steel cage ensures stable performance. The bearing works well in temperatures ranging from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for heavy-duty applications like industrial machinery or gearboxes where high radial loads are common.
Weighing 8.56kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.
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Performance Features of NU 321 ECJ Bearing
NU 321 ECJ Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 112,500 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage keeps the rollers centred, reducing friction and extending operational life.
With a maximum speed of 4,000 rpm, it balances durability and efficiency in various industrial settings.
NU 321 ECJ Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.
Industrial Uses of NU 321 ECJ Bearing
NU 321 ECJ Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles high radial loads efficiently. The open seal type allows for easy lubrication, making it suitable for continuous operation environments.
What Makes NU 321 ECJ Bearing a Preferred Choice?
In automotive applications, NU 321 ECJ Bearing supports components such as transmission systems and wheel hubs, thanks to its robust chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle designs, both in Europe and Asia.
Perfect Fit for Automation: NU 321 ECJ Bearing
NU 321 ECJ Bearing is ideal for robotic arms and automated production lines, where precise movement and durability are essential. The steel cage design enhances stability, even at high speeds up to 4000 rpm.
Medical vs Industrial: Where NU 321 ECJ Bearing Excels
While NU 321 ECJ Bearing is a staple in industrial settings like conveyor systems, its reliability also makes it suitable for medical imaging equipment. The temperature range of -30° to 110°C ensures consistent performance in various conditions.
Where Is NU 321 ECJ Bearing Used?
NU 321 ECJ Bearing finds its place in consumer electronics like large printers and industrial fans, where smooth operation is key. Its combined load capability makes it versatile for both radial and axial forces in everyday devices.
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