| Fersa | 内直径(mm) | 外径(mm) | T(毫米) | 重量(Kg) |
|---|---|---|---|---|
| NU 308 ECP | 40.00 | 90.00 | 23.00 | 0.65 |
| NU 308 EM | 40.00 | 90.00 | 23.00 | 0.71 |
| NU 308 FM | 40.00 | 90.00 | 23.00 | 0.74 |
| NU 308 NRC3 | 40.00 | 90.00 | 23.00 | 0.66 |
| NU 309 EM | 45.00 | 100.00 | 25.00 | 0.90 |
| NU 309 EMC3 | 45.00 | 100.00 | 25.00 | 0.89 |
| NU 309 EMN | 45.00 | 100.00 | 25.00 | 0.95 |
| NU 309 FM | 45.00 | 100.00 | 25.00 | 0.90 |
| NU 309 FMN | 45.00 | 100.00 | 25.00 | 0.90 |
| NU 309 FMNR/C3 | 45.00 | 100.00 | 29.00 | 0.95 |
| NU 309 NRC3 | 45.00 | 100.00 | 25.00 | 0.89 |
| NU 310 C3 | 50.00 | 110.00 | 27.00 | 1.16 |
| NU 310 FM | 50.00 | 110.00 | 27.00 | 1.15 |
| NU 310 FM/C3 | 50.00 | 110.00 | 27.00 | 1.15 |
| NU 310 FMN/C3 | 50.00 | 110.00 | 27.00 | 1.10 |
| NU 310 MC3 | 50.00 | 110.00 | 27.00 | 1.15 |
| NU 311 C3 | 55.00 | 120.00 | 29.00 | 1.48 |
| NU 311 NRC3 | 55.00 | 120.00 | 29.00 | 1.48 |
| NU 312 NRC3 | 60.00 | 130.00 | 31.00 | 1.85 |
| NU 314 EMC3 | 70.00 | 150.00 | 35.00 | 2.79 |