| Bearing Number | Shaft Dia | Dimensions(mm)(in) | ||
| (mm) | (in) | D | B | |
| SER206-18 | - | 1 1/8 | 62 | 38.1 | SER206 | 30 | - | 62 | 38.1 |
| SER206-19 | - | 1 3/16 | 62 | 38.1 | SER206-20 | - | 1 1/4 | 62 | 38.1 |
| SER207-20 | - | 1 1/4 | 72 | 42.9 | SER207-21 | - | 1 5/16 | 72 | 42.9 |
| SER207-22 | - | 1 3/8 | 72 | 42.9 | SER207 | 35 | - | 72 | 42.9 |
| SER207-23 | - | 1 7/16 | 72 | 42.9 | SER208-24 | - | 1 1/2 | 80 | 49.2 |
| SER208-25 | - | 1 9/16 | 80 | 49.2 | SER208 | 40 | - | 80 | 49.2 |