| 型号 | 主要尺寸(mm) | ||||
| d | D | 2B | rs min | r1s min | |
| S7220BDB | 100 | 180 | 68 | 2.1 | 1.1 |
| S7220DB | 100 | 180 | 68 | 2.1 | 1.1 |
| S7221BDB | 105 | 190 | 72 | 2.1 | 1.1 |
| S7221DB | 105 | 190 | 72 | 2.1 | 1.1 |
| S7222BDB | 110 | 200 | 76 | 2.1 | 1.1 |
| S7222DB | 110 | 200 | 76 | 2.1 | 1.1 |
| S7224BDB | 120 | 215 | 80 | 2.1 | 1.1 |
| S7224DB | 120 | 215 | 80 | 2.1 | 1.1 |
| S7226BDB | 130 | 230 | 80 | 3 | 1.1 |
| S7226DB | 130 | 230 | 80 | 3 | 1.1 |
| S7228BDB | 140 | 250 | 84 | 3 | 1.1 |
| S7228DB | 140 | 250 | 84 | 3 | 1.1 |
| S7230BDB | 150 | 270 | 90 | 3 | 1.1 |
| S7230DB | 150 | 270 | 90 | 3 | 1.1 |
| S7232BDB | 160 | 290 | 96 | 3 | 1.1 |
| S7232DB | 160 | 290 | 96 | 3 | 1.1 |
| S7234BDB | 170 | 310 | 104 | 4 | 1.5 |
| S7234DB | 170 | 310 | 104 | 4 | 1.5 |
| S7236BDB | 180 | 320 | 104 | 4 | 1.5 |
| S7236DB | 180 | 320 | 104 | 4 | 1.5 |
| S7238BDB | 190 | 340 | 110 | 4 | 1.5 |
| S7238DB | 190 | 340 | 110 | 4 | 1.5 |
| S7240BDB | 200 | 360 | 116 | 4 | 1.5 |
| S7240DB | 200 | 360 | 116 | 4 | 1.5 |