| Boundary dimensions(mm) | Mass(g) | Bearing Number | ||
| d | F | B | (Approx.) | |
| 5 | 8 | 12 | 2.79 | IR5X8X12 | 5 | 8 | 16 | 3.75 | IR5X8X16 |
| 6 | 10 | 10 | 3.7 | IR6X10X10 | 6 | 10 | 12 | 4.6 | IR6X10X12 |
| 6 | 9 | 12 | 3.17 | IR6X9X12 | 6 | 9 | 16 | 4.3 | IR6X9X16 |
| 7 | 10 | 10.5 | 3.09 | IR7X10X10.5 | 7 | 10 | 12 | 3.61 | IR7X10X12 |
| 7 | 10 | 16 | 4.9 | IR7X10X16 | 7.8 | 12.2 | 10.7 | 5.2 | IR06X12X10.5C |
| 8 | 12 | 10 | 4.8 | IR8X12X10 | 8 | 12 | 10.5 | 5 | IR8X12X10.5 |
| 8 | 12 | 12 | 5.7 | IR8X12X12 | 8 | 12 | 12.5 | 5.9 | IR8X12X12.5 |
| 9 | 12 | 12 | 4.5 | IR9X12X12 | 9 | 12 | 16 | 6.1 | IR9X12X16 |
| 10 | 13 | 12.5 | 5.2 | IR10X13X12.5 | 10 | 14 | 12 | 7.3 | IR10X14X12 |
| 10 | 14 | 13 | 7.4 | IR10X14X13 | 10 | 14 | 14 | 8 | IR10X14X14 |
| 10 | 14 | 16 | 9.2 | IR10X14X16 | 10 | 14 | 20 | 11.6 | IR10X14X20 |
| 12 | 17 | 15.5 | 8.4 | IR12X14X15.5 | 12 | 15 | 12 | 5.8 | IR12X15X12 |
