| Bearing number | 6306-2RZ |
| Size (mm) | 72x30x19 |
| Bore Diameter (mm) | 72 |
| Outer Diameter (mm) | 30 |
| Width (mm) | 19 |
| d | 30 mm |
| D | 72 mm |
| B | 19 mm |
| d1 | 44.6 mm |
| D2 | 61.88 mm |
| r1,2 - min. | 1.1 mm |
| da - min. | 37 mm |
| da - max. | 44.5 mm |
| Da - max. | 65 mm |
| ra - max. | 1 mm |
| Basic dynamic load rating - C | 29.6 kN |
| Basic static load rating - C0 | 16 kN |
| Fatigue load limit - Pu | 0.67 kN |
| Reference speed | 20000 r/min |
| Limiting speed | 11000 r/min |
| Calculation factor - kr | 0.03 |
| Calculation factor - f0 | 13.1 |
| d1 ≈ | 44.6 mm |
| D2 ≈ | 61.88 mm |
| r1,2 min. | 1.1 mm |
| da min. | 37 mm |
| da max. | 44.5 mm |
| Da max. | 65 mm |
| ra max. | 1 mm |
| Basic dynamic load rating C | 29.6 kN |
| Basic static load rating C0 | 16 kN |
| Fatigue load limit Pu | 0.67 kN |
| Calculation factor kr | 0.03 |
| Calculation factor f0 | 13.1 |
| Mass bearing | 0.36 kg |
