| Bearing Number | Boundary dimensions mm | |||
| d | D | B | rs min | |
| 683-ZZC3P6QE6 | 3 | 7 | 3 | 0.1 | 684-Z | 4 | 9 | 4 | 0.15 |
| 684-ZC3 | 4 | 9 | 4 | 0.15 | 684-ZZ | 4 | 9 | 4 | 0.15 |
| 684-ZZC3 | 4 | 9 | 4 | 0.15 | 684-ZZC3P6QE6 | 4 | 9 | 4 | 0.15 |
| 685-Z | 5 | 11 | 5 | 0.15 | 685-ZC3 | 5 | 11 | 5 | 0.15 |
| 685-ZZ | 5 | 11 | 5 | 0.15 | 685-ZZC3 | 5 | 11 | 5 | 0.15 |
| 685-ZZC3P6QE6 | 5 | 11 | 5 | 0.15 | 686-Z | 6 | 13 | 5 | 0.15 |
