Blog
Common Abnormalities of Bearings
Common Abnormalities of Bearings Introduction:
Common abnormalities of bearings mainly include noise problems, abnormal temperature rise, serious vibration, excessive lubricant leakage discoloration and so on.
Noise Problems – Most Typical Abnormalities of Bearings:
Noise problem mainly include loud metal noise, regular noise, irregular noise.
Loud Metal Noise:
Reason 1: Abnormal load
Countermeasures: Correct the fit, study the bearing clearance, and correct the position of the housing shoulder.
Reason 2: Inappropriate installation
Countermeasures: Machining accuracy of shaft and housing, improve installation accuracy and installation method.
Reason 3: Insufficient or unsuitable lubricant
Countermeasure: Replenish lubricant and select appropriate lubricant.
Reason 4: The rotating parts are in contact
Countermeasures: Modify the contact part of the curved seal.
Regular Noise:
Reason 1: Indentation, corrosion or scars on the rolling surface caused by foreign matter.
Countermeasures: Replace the bearing, clean the relevant parts, improve the sealing device, and use a clean lubricant.
Reason 2: Surface deformation (after steel carburization)
Countermeasure: Replace the bearing, pay attention to its use.
Reason 3: The raceway surface is peeled off,
Countermeasure: Replace the bearing
Irregular Noise:
Reason 1: The clearance is too large
Countermeasures: Re-study bearing clearance, and modify the preload.
Reason 2: Foreign body intrusion
Countermeasures: Replace the bearings, clean the relevant parts, improve the sealing device, and use clean lubricants.
Reason 3: Spherical surface injury, peeling
Countermeasure: Replace the bearing
surface injury
Abnormal Temperature Rise:
Reason 1: Too much lubricant,
Countermeasure: Reduce lubricant, use appropriate amount, choose harder grease.
Reason 2: Insufficient or unsuitable lubricant
Countermeasure: Replenish lubricant and select appropriate lubricant.
Reason 3: Abnormal load,
Countermeasures: Modify the fit, study the clearance of the bearing, adjust the preload, and modify the position of the shoulder of the housing.
Reason 4: Inappropriate installation
Countermeasures: Improve machining accuracy, installation accuracy and installation method of the shaft and housing.
Reason 5: Creep of the mating surface, excessive friction of the sealing device
Countermeasures: Replace the bearing, modify the shaft and housing, and change the sealing form
Serious Vibration (bounce of shaft):
Reason 1: Surface deformation(after steel carburization)
Countermeasure: Pay attention to the bearing replacement operation.
Reason 2: Peeling
Countermeasure: Replace the bearing.
Reason 3: Poor installation
Countermeasures: Modify the right angle of the shaft, the housing shoulder, and the right angle of the gasket side.
Reason 4: Foreign boby intrusion
Countermeasures: Replace the bearing, clean the parts, improve the sealing device, etc.
Excessive Lubricant Leakage Discoloration:
Reasons: Excessive lubricant, foreign body intrusion, abrasion powder produces foreign matter, etc.
Countermeasures: Use lubricant in an appropriate amount, study the replacement of lubricants and bearings, and clean the bearing housing.
Contact Us:
If you have any question of Common Abnormalities of Bearings, please feel free to contact us. We will reply you within 12 hours!
Questions that usually come up after Common Abnormalities of Bearings
Which next options usually help after reviewing Common Abnormalities of Bearings?
Most buyers benefit from one broader family destination, one more commercial route, and one supporting guide that answers the next practical question. That combination usually turns research into a clearer shortlist.
Why add related bearing destinations beside Common Abnormalities of Bearings?
Because the first answer often leads to a second question about fit, applications, supplier choice, or repeat-order confidence. Keeping those next destinations close reduces unnecessary backtracking.
When is it worth moving from reading into a quote or product review?
That move usually makes sense once the topic has narrowed the likely bearing family and the remaining unknowns are commercial, dimensional, or application-specific rather than purely educational.
What usually makes the next bearing decision easier after Common Abnormalities of Bearings?
The process is often easier when the wider family view, the more commercial destination, and one practical guide stay visible together. That keeps the decision grounded in both application detail and buying reality.
Buyer FAQ
Questions buyers ask before choosing the next bearing option
What is the main takeaway from Common Abnormalities of Bearings?
The main takeaway is that common abnormalities of bearings should be checked against the bearing family, dimensions, load direction, speed, and operating conditions instead of relying on the title or size alone.
When should I use this guide before requesting a quote?
Use the guide when you are comparing bearing models, checking suffix meanings, confirming seal or clearance choices, planning maintenance, or preparing details for replacement, production, or OEM sourcing.
How does this topic connect to bearing supply?
The topic supports the Bearing Supply decision path by helping buyers understand fit, performance, specification details, or maintenance factors before choosing a product page or contacting the team.
Can this guide replace a final specification check?
No. The guide helps prepare the decision, but a final check should still confirm the part number, dimensions, load, speed, seal, clearance, precision, application, and order quantity.
What should I send if I need help after reading this guide?
Send the bearing number, measured size, photos if available, application, quantity, and any special operating conditions. That gives the team enough context to recommend the right product family or quote route.
Need help checking fit, price, or lead time? Request a bearing quote
