| Bearing Number | style | Boundary dimensions | |||
| d | D | Be | Bi | ||
| 203KR2 | 3 | 15.883 | 40 | 14 | 12 |
| BB203KPR2 | 1 | 16.26 | 40 | 18.29 | 12 |
| 203KRR2 | 1 | 16.26 | 40 | 18.29 | 12 |
| BB203KRR2FD | 4 | 16.26 | 40 | 18.29 | 12 |
| 203KRR5 | 1 | 13.081 | 40 | 18.29 | 12 |
| 203KRR7 | 1 | 17 | 40 | 16.61 | 12 |
| 204KR2 | 3 | 19.063 | 45.225 | 15.49 | 15.49 |
| 204KRR3 | 1 | 20 | 47 | 17.75 | 14 |
| 205KR4 | 2 | 25.413 | 52 | 25.4 | 15 |
| 206KR7 | 2 | 30 | 62 | 24 | 16 |
| 206KRR8 | 1 | 30 | 62 | 24 | 16 |
| 207KRR | 1 | 35 | 72 | 25 | 17 |
| 208KRR2 | 1 | 40 | 80 | 27 | 21 |
| 209KRR3 | 1 | 45 | 85 | 27 | 21 |
| 210KRR | 1 | 50 | 90 | 30 | 20 |
| 212KRR | 1 | 60 | 100 | 36 | 22 |
