Welded Bellow
| Part No. | E | F | G | I | N | O | T | Effective Area (in2) | Stroke | Spring Rate* |
| 247-1 | 1.38 | 0.94 | 0.38 | 0.54 | 1.03 | 1.155 | 0.015 | 0.484 | 1 | 13.8 |
| 247-2 | 1.6 | 1.07 | 0.22 | 0.75 | 1.62 | 1.625 | 0.015 | 1.103 | 1.38 | 11.4 |
| 247-3 | 1.6 | 1 | 0.22 | 0.75 | 1.62 | 1.5 | 0.015 | 1.103 | 1.38 | 10.5 |
| 247-4 | 2.25 | 1.65 | 0.5 | 0.75 | 1.17 | 1.2 | 0.015 | 0.724 | 1.75 | 10 |
| 247-5 | 2.25 | 1.25 | 0.36 | 0.75 | 1.62 | 2.1 | 0.015 | 1.103 | 1.88 | 8 |
| 247-6 | 2.75 | 2.38 | 0.38 | 0.75 | 1.62 | 2.1 | 0.015 | 1.103 | 2.38 | 6 |
| 247-7 | 3 | 2.34 | 0.55 | 0.54 | 1.03 | 1.155 | 0.015 | 0.477 | 2.45 | 6.4 |
| 247-8 | 4.75 | 3.12 | 1.62 | 0.75 | 1.62 | 2.125 | 0.015 | 1.103 | 3.12 | 3.3 |
| 247-9 | 5.5 | 3.78 | 1.37 | 0.54 | 1.03 | 1.155 | 0.015 | 0.477 | 4.12 | 3.8 |
| 247-10 | 5.75 | 4.12 | 1.62 | 0.75 | 1.62 | 2.125 | 0.015 | 1.103 | 4.18 | 2 |
| 247-11 | 5.38 | 4 | 0.87 | 1.04 | 2.2 | 2.25 | 0.015 | 2.061 | 4.5 | 4 |
| 247-12 | 6.62 | 5.06 | 0.92 | 1.04 | 2.2 | 2.5 | 0.015 | 2.061 | 5.7 | 3.2 |
| 247-13 | 8.5 | 5 | 1.5 | 1.75 | 訪問人數：1737-->
|