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Plain-English guides to bearing numbers, seals, shields and internal clearance, so you can order the right part the first time.
No readable number on the old bearing? Measure the bore, outside diameter and width with a vernier caliper, then match them to the size chart. Here is how.
Read article: How to measure a bearing and find its numberThe numbers stamped on a bearing tell you its type, size, seals and clearance. Here is how to read them, so you order the right part the first time.
Read article: How to read a bearing number: 6204 2RS C3, decodedTwo bearings, same size, different letters. Here is what ZZ and 2RS actually change, and how to choose the right one for your machine.
Read article: ZZ or 2RS? Choosing between shielded and sealed bearingsC3 is one of the most misunderstood markings on a bearing. It is about internal clearance, and using the wrong one can shorten a motor bearing’s life.
Read article: What does C3 mean on a bearing, and does it matter?Markings worn off, an imported machine, or a size that is not in any catalogue? Here is the information that helps us identify and source the right bearing quickly.
Read article: Odd size or no part number? What to send us to find your bearingSend it to us. We will tell you what it is, what it costs, and how soon it can be at your door.