| 基本尺寸 | 型號 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 105mm | 160mm | 41mm | NN3021 |
| 100mm | 150mm | 37mm | NN3020 |
| 105mm | 160mm | 41mm | NN3021K |
| 100mm | 150mm | 37mm | NN3020K |
| 110mm | 170mm | 45mm | NN3022 |
| 105mm | 160mm | 41mm | NN3021 |
| 110mm | 170mm | 45mm | NN3022K |
| 105mm | 160mm | 41mm | NN3021K |
| 120mm | 180mm | 46mm | NN3024 |
| 110mm | 170mm | 45mm | NN3022 |
| 120mm | 180mm | 46mm | NN3024K |
| 110mm | 170mm | 45mm | NN3022K |
| 130mm | 200mm | 52mm | NN3026 |
| 20mm | 52mm | 15mm | NJ304 |
| 20mm | 52mm | 15mm | NJ304+HJ304 |
| 20mm | 52mm | 15mm | NJ304E |
| 20mm | 52mm | 15mm | NJ304E+HJ304E |
| 25mm | 62mm | 17mm | NJ305 |
| 25mm | 62mm | 17mm | NJ305+HJ305 |
| 25mm | 62mm | 17mm | NJ305E |
| 25mm | 62mm | 17mm | NJ305E+HJ305E |
| 30mm | 72mm | 19mm | NJ306 |
| 30mm | 72mm | 19mm | NJ306+HJ306 |
| 30mm | 72mm | 19mm | NJ306E |
| 30mm | 72mm | 19mm | NJ306E+HJ306E |
| 35mm | 80mm | 21mm | NJ307 |
| 35mm | 80mm | 21mm | NJ307+HJ307 |
| 35mm | 80mm | 21mm | NJ307E |
| 35mm | 80mm | 21mm | NJ307E+HJ307E |
| 40mm | 90mm | 23mm | NJ308 |