| 型号 | 轴径(mm) | 轴承公称内径 (mm) | 尺寸 (mm) | |
| 适用轴承 | 退卸套 | d1 | d | B3 |
| 21308EKS | AH308 | 35 | 40 | 29 |
| 22308EKS | AH2308 | 35 | 40 | 40 |
| 21309EKS | AH309 | 40 | 45 | 31 |
| 22309EKS | AH2309 | 40 | 45 | 44 |
| 21310EKS | AHX310 | 45 | 50 | 35 |
| 22310EKS | AHX2310 | 45 | 50 | 50 |
| 22211EKS | AHX311 | 50 | 55 | 37 |
| 21311EKS | AHX311 | 50 | 55 | 37 |
| 22311EKS | AHX2311 | 50 | 55 | 54 |
| 22212EKS | AHX312 | 55 | 60 | 40 |
| 21312EKS | AHX312 | 55 | 60 | 40 |
| 22312EKS | AHX2312 | 55 | 60 | 58 |
