Preferred shaft fits
| Bearing type | Bearing bore | Interference | |
| over | incl. | ||
| – | mm | µm | |
| Angular contact
ball bearings |
– | 50 | 0 to 2 |
| 50 | 80 | 1 to 3 | |
| 80 | 120 | 1 to 4 | |
| 120 | 180 | 2 to 5 | |
| 180 | 250 | 2 to 6 | |
| 250 | 315 | 2 to 7 | |
| 315 | 400 | 3 to 8 | |
| Bearing type | Bearing bore | Interference | |
| over | incl. | ||
| – | mm | µm | |
| Angular contact
ball bearings |
– | 50 | 0 to 2 |
| 50 | 80 | 1 to 3 | |
| 80 | 120 | 1 to 4 | |
| 120 | 180 | 2 to 5 | |
| 180 | 250 | 2 to 6 | |
| 250 | 315 | 2 to 7 | |
| 315 | 400 | 3 to 8 | |
