| 基本尺寸 | 型号 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 55mm | 120mm | 29mm | NU311E |
| 65mm | 140mm | 33mm | NU313 |
| 60mm | 130mm | 31mm | NU312 |
| 65mm | 140mm | 33mm | NU313E |
| 35mm | 72mm | 23mm | NU2207E |
| 45mm | 85mm | 23mm | NU2209 |
| 40mm | 80mm | 23mm | NU2208 |
| 90mm | 160mm | 40mm | NU2218 |
| 40mm | 80mm | 23mm | NU2208E |
| 90mm | 160mm | 40mm | NU2218E |
| 45mm | 85mm | 23mm | NU2209 |
| 95mm | 170mm | 43mm | NU2219 |
| 90mm | 160mm | 40mm | NU2218 |
| 95mm | 170mm | 43mm | NU2219E |
| 90mm | 160mm | 40mm | NU2218E |
| 100mm | 180mm | 46mm | NU2220 |
| 95mm | 170mm | 43mm | NU2219 |
| 100mm | 180mm | 46mm | NU2220E |
| 95mm | 170mm | 43mm | NU2219E |
| 110mm | 200mm | 53mm | NU2222 |
| 100mm | 180mm | 46mm | NU2220 |
| 110mm | 200mm | 53mm | NU2222E |
| 100mm | 180mm | 46mm | NU2220E |
| 120mm | 215mm | 58mm | NU2224 |
| 600mm | 800mm | 200mm | NNU49/600 |
| 105mm | 145mm | 40mm | NNU4921 |
| 100mm | 140mm | 40mm | NNU4920 |
| 105mm | 145mm | 40mm | NNU4921K |
| 100mm | 140mm | 40mm | NNU4920K |
| 110mm | 150mm | 40mm | NNU4922 |