| Bearing Unit No. | Shaft Dia | Dimensions(mm) | ||
| (mm) | (in) | I | C | |
| SSUCTRS206-18 | - | 1 1/8 | 24 | 13 | SSUCTRS206 | 30 | - | 24 | 13 |
| SSUCTRS206-19 | - | 1 3/16 | 24 | 13 | SSUCTRS206-20 | - | 1 1/4 | 24 | 13 |
| SSUCTRS207-20 | - | 1 1/4 | 24 | 13 | SSUCTRS207-21 | - | 1 5/16 | 24 | 13 |
| SSUCTRS207-22 | - | 1 3/8 | 24 | 13 | SSUCTRS207 | 35 | - | 24 | 13 |
| SSUCTRS207-23 | - | 1 7/16 | 24 | 13 | SSCUTRS208-24 | - | 1 1/2 | 29 | 17 |
| SSUCTRS208-25 | - | 19/16 | 29 | 17 | SSUCTRS208 | 40 | - | 29 | 17 |