| 轴承型号 | 外形尺寸 mm | |||
| 新型号 | 老型号 | d | D | B |
| NF3318 | 3012318 | 90 | 190 | 73 | NF3319 | 3012319 | 95 | 200 | 77.8 |
| NF3320 | 3012320 | 100 | 215 | 82.6 | NF3321 | 3012321 | 105 | 225 | 87.3 |
| NF3322 | 3012322 | 110 | 240 | 92.1 | NF3324 | 3012324 | 12O | 260 | 106 |
| NF3326 | 3012326 | 130 | 280 | 112 | NF3328 | 3012328 | 140 | 300 | 118 |
| NF3330 | 3012330 | 150 | 320 | 128 | NF3332 | 3012332 | 160 | 340 | 136 |
| NF3334 | 3012334 | 170 | 360 | 140 | NF3336 | 3012336 | 180 | 380 | 150 |
