| Fersa | 内直径(mm) | 外径(mm) | T(毫米) | 重量(Kg) |
|---|---|---|---|---|
| NU 2306 | 30.00 | 72.00 | 27.00 | 0.53 |
| NU 2306 F | 30.00 | 72.00 | 27.00 | 0.52 |
| NU 2306 F/C3 | 30.00 | 72.00 | 27.00 | 0.52 |
| NU 2306 FM/C3 | 30.00 | 72.00 | 27.00 | 0.52 |
| NU 2306 NRC3 | 30.00 | 72.00 | 27.00 | 0.54 |
| NU 2307 F | 35.00 | 80.00 | 31.00 | 0.72 |
| NU 2307 F/C3 | 35.00 | 80.00 | 31.00 | 0.72 |
| NU 2307 FM/C3 | 35.00 | 80.00 | 31.00 | 0.79 |
| NU 2307 NRC3 | 35.00 | 80.00 | 31.00 | 0.73 |
| NU 2308 NRC3 | 40.00 | 90.00 | 33.00 | 0.95 |
| NU 2309 NRC3 | 45.00 | 100.00 | 36.00 | 1.25 |
| NU 2310 EMC3 | 50.00 | 110.00 | 40.00 | 1.73 |
| NU 2310 NRC3 | 50.00 | 110.00 | 40.00 | 1.73 |
| NU 2311 EMC3 | 55.00 | 120.00 | 43.00 | 2.23 |
| NU 2311 NRC3 | 55.00 | 120.00 | 43.00 | 2.23 |
| NU 2312 EMC3 | 60.00 | 130.00 | 46.00 | 2.74 |
| NU 2313 EMC3 | 65.00 | 140.00 | 48.00 | 3.60 |
| NU 2313 MC3 | 65.00 | 140.00 | 48.00 | 3.60 |
| NU 2314 EMC3 | 70.00 | 150.00 | 51.00 | 4.40 |
| NU 2319 EMC3 | 95.00 | 200.00 | 67.00 | 10.40 |