| Bearing number | 7311CDB |
| Size (mm) | 55x120x29 |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| Angle (α) | 15 ° |
| a - | 4.4 mm |
| r min. | 2 mm |
| r1 min. | 1 mm |
| 2B | 58 mm |
| da min. | 65 mm |
| Da max. | 114 mm |
| ra max. | 1 mm |
| Weight | 1.45 Kg |
| Basic dynamic load rating (C) | 142 kN |
| Basic static load rating (C0) | 121 kN |
| (Grease) Lubrication Speed | 7300 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Duplex |
| Bore Size | 55 mm |
| Outside Diameter | 120 mm |
| Width | 29 mm |
| Fillet Radius/Chamfer | 2 mm |
| r1 | 1 mm |
| Dynamic Load Rating | 142,000 N |
| Static Load Rating | 121,000 N |
| Limiting Speed - Grease | 7,300 rpm |
| Limiting Speed - Oil | 10,000 rpm |
| da1 (min) | 65 mm |
| da2 (min) | 65 mm |
| Da1 (max) | 110 mm |
| Da2 (max) | 114 mm |
| ra (max) | 2 mm |
| ra1 (max) | 1 mm |
