| 主要尺寸(mm) | 额定负载(kN) | |||
| d | D | B | rs min | Cr |
| 280 | 420 | 140 | 4 | 1 950 |
280 | 420 | 140 | 4 | 1 950 |
| 280 | 420 | 140 | 4 | 1 950 |
280 | 420 | 140 | 4 | 1 950 |
| 300 | 460 | 160 | 4 | 2 450 |
300 | 460 | 160 | 4 | 2 450 |
| 300 | 460 | 160 | 4 | 2 450 |
300 | 460 | 160 | 4 | 2 450 |