Some frequently used bearing terms are explained here. For a detailed collection of bearing-specific terms and definitions, refer to ISO 5593 Rolling bearings – Vocabulary1).
Symbols
Symbols used in this catalogue are mainly in accordance with ISO standards. The most common symbols are given in fig. 1 and fig. 2.
| d | Bore diameter |
| D | Outside diameter |
| B | Bearing width |
| H | Bearing height |
| r | Chamfer dimension |
| α | Contact angle |