A bearing may be manufactured to extremely precise tolerances, but even a high-quality bearing can suffer premature failure if it is installed incorrectly. Incorrect mounting force, contamination, shaft misalignment, excessive heating, wrong lubricant, improper bearing fit and poor handling can…
When selecting or replacing a bearing, the bearing suffix is just as important as the main bearing number. Suffixes such as ZZ, 2RS, C3 and P6 indicate features like shielding, sealing, internal clearance and tolerance. For example, 6200ZZC3P6 is a…
Choosing the correct bearing is essential for the reliable operation of motors, pumps, gearboxes, conveyors, fans, agricultural machinery and many other industrial machines. One of the easiest ways to identify the correct bearing is by using a bearing size chart.…
The 2RS vs ZZ comparison mainly depends on the operating environment. In a 2RS vs ZZ bearing comparison, 2RS bearings use rubber seals on both sides for better protection against dust, dirt, and moisture, making them ideal for harsh or…
You may have seen designations such as 6205 C3, 6205 CN, 6205 C4, 6306-2RS C3 or similar markings on bearings. But what does C3 actually mean? Is a C3 bearing better than a normal bearing? What is the difference between…
How to read bearing number is an important skill for engineers, maintenance technicians, machine operators, and industrial buyers. A bearing number is not just a random combination of numbers and letters. It usually contains information about the bearing series, bore…
Bearings are critical components in motors, pumps, gearboxes, conveyors, fans, compressors, machine tools and other rotating equipment. A bearing may be small compared with the complete machine, but its failure can cause excessive vibration, overheating, noise, shaft damage, unplanned downtime…
Knowing how to calculate bearing life is essential when selecting a bearing for motors, pumps, gearboxes, conveyors, fans, machine tools and other rotating equipment. A bearing may have the correct inner diameter and outer diameter, but that does not automatically…
In rotating machinery, bearings are used to support shafts and allow smooth, controlled rotation. Depending on the machine design, a bearing may experience radial load, axial load, or a combination of radial, axial, and moment loads. Among these, moment loading…