| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| NJ307E HJ307E | 35 | 80 | 21 |
| NJ307E.TVP2 HJ307E | 35 | 80 | 21 |
| NJ307 HJ307 | 35 | 80 | 21 |
| NJ307ET HJ307E | 35 | 80 | 21 |
| HJ307E | 35 | 51.1 | 6 |
| HJ307 | 35 | 50.8 | 6 |
| NJ307R HJ307R | 35 | 80 | 21 |
| NJ307 HJ307 | 35 | 80 | 21 |
| NJ307EC HJ307EC | 35 | 80 | 21 |
| NJ307 HJ307 | 35 | 80 | 21 |
| NJ307ET HJ307E | 35 | 80 | 21 |
