Part numbers
Bearing part numbers: sizes, variants & equivalents
Detailed pages for the bearings we are asked for most: exact dimensions, sealing and clearance variants, and the equivalent number in every major brand.
6203
Deep groove ball bearing
17 × 40 × 12 mm
6203 bearing
6204
Deep groove ball bearing
20 × 47 × 14 mm
6204 bearing
6205
Deep groove ball bearing
25 × 52 × 15 mm
6205 bearing
Looking for another number?
We supply far more sizes than we have pages for. Find your size in the chart, or send us the number and we will quote it.
Have a part number, or just a worn-out bearing?
Send it to us. We will tell you what it is, what it costs, and how soon it can be at your door.