| Bearing type 轴承型号 | Boundary Dimensions（mm）外形尺寸 | ||
|---|---|---|---|
| d 内径 | D 外径 | B 内圈 宽度 | |
| 51201 | 12 | 28 | 11 |
| 53202 | 15 | 32 | 13.3 |
| 51102 | 15 | 28 | 9 |
| 51202 | 15 | 32 | 12 |
| 53203 | 17 | 35 | 13.2 |
| 51203 | 17 | 35 | 12 |
| 51103 | 17 | 30 | 9 |
| 53204 | 20 | 40 | 14.7 |
| 51204 | 20 | 40 | 14 |
| 51104 | 20 | 35 | 10 |
| 53205 | 25 | 47 | 16.7 |
| 51205 | 25 | 47 | 15 |
| 51105 | 25 | 42 | 11 |
| 51305 | 25 | 52 | 18 |
| 51405 | 25 | 60 | 24 |
| 53206 | 30 | 52 | 17.8 |
| 51206 | 30 | 52 | 16 |
| 51106 | 30 | 47 | 11 |
| 51306 | 30 | 60 | 21 |
| 51406 | 30 | 70 | 28 |
| 53306 | 30 | 60 | 22.6 |
| 53207 | 35 | 62 | 19.9 |
| 51207 | 35 | 62 | 18 |
| 51107 | 35 | 52 | 12 |
| 51307 | 35 | 68 | 24 |
| 51407 | 35 | 80 | 32 |
| 53307 | 35 | 68 | 25.6 |
| 53408 | 40 | 90 | 38.2 |
| 53208 | 40 | 68 | 20.3 |
| 51208 | 40 | 68 | 19 |
