We can provide samples for free

Send your needs: market@bearingsupplier.cn

one-way thrust ball bearing
Vibration and temperature inspection of SKF one-way thrust ball bearing
spherical plain bearings
How to overhaul and maintain NTN spherical plain bearings

Precautions against bearing running noise and overheating

Bearings are important mechanical components that may sometimes produce bearing noise and overheating during operation. These issues may affect the efficiency and safety of the equipment, and even lead to permanent bearing damage. In this article, we will discuss the precautions against bearing noise and overheating that can help extend the service life of your bearings and improve the performance of your equipment.

Reasons for bearing noise and overheating

  • Poor lubrication: Insufficient or poor quality lubrication can cause friction and heat buildup, leading to bearing overheating and damage.
  • Contaminants:Dirt, dust, and other contaminants can enter the bearing and cause noise and overheating.
  • Bearing misalignment:Misaligned bearings can cause uneven pressure and the premature wearing of the bearing, leading to noise and overheating.
  • Excessive load:When the equipment is overloaded, the bearing may not be able to handle the pressure, leading to bearing noise and overheating.
  • Incorrect installation:If the bearing is not installed correctly, it can cause vibration, noise, and overheating during operation.
bearing noise

Precautions against bearing noise and overheating

  • Proper lubrication
    Proper lubrication is essential to prevent bearings from overheating and generating noise. Always use the recommended lubricant and apply it according to the manufacturer’s instructions. Regularly check and replace the lubricant to ensure the bearing is properly lubricated and protected.
  • Keep the environment clean
    Contaminants such as dust and dirt can cause bearing noise and overheating. Make sure the bearing and adjacent areas are kept clean and free of debris. Use protective covers to guard against contaminants entering the bearing.
  • Check for bearing misalignment
    Bearing misalignment can cause uneven pressure and the premature wearing of the bearing, leading to noise and overheating. Regularly inspect and adjust the equipment to ensure the bearing is correctly aligned and under the proper load.
  • Reduce the load
    Excessive loads on the bearing can cause it to generate noise and overheat. Be sure to use the correct bearing for the application and reduce the load if necessary to prevent bearing damage.
  • Correct installation
    Careful and accurate installation can help prevent bearing noise and overheating. Always follow the manufacturer’s installation instructions and use the proper tools and techniques. Proper installation also ensures the bearing operates correctly.
  • Regular maintenance
    Regular maintenance can help prevent bearing noise and overheating. Inspect the bearings regularly for wear or damage and replace them as needed. Also, schedule regular maintenance to ensure the bearing is properly lubricated and protected.
  • Monitor the equipment
    Continuously monitor the equipment performance to identify any issues early, such as unusual noise or elevated temperature. If identified, take immediate action to prevent further damage to the bearing.


Bearing noise and overheating can cause significant damage to equipment and affect safety and production. By following these precautions, you can help prevent bearing issues and extend the service life of your equipment. Remember to use proper lubrication, keep the environment clean, check for bearing misalignment, reduce the load, install the bearing correctly, perform regular maintenance, and monitor the equipment performance.

Chat with us
Chat with us
Questions, doubts, issues? We're here to help you!
None of our operators are available at the moment. Please, try again later.
Our operators are busy. Please try again later
Have you got question? Write to us!
This chat session has ended
Was this conversation useful? Vote this chat session.
Good Bad