| 轴承型号 | 外形尺寸 mm | |||
| 新型号 | 老型号 | d | D | B |
| NJ3306 | 3042306 | 30 | 72 | 30.2 | NJ3307 | 3042307 | 35 | 80 | 34.9 |
| NJ3308 | 3042308 | 40 | 90 | 36.5 | NJ3309 | 3042309 | 45 | 100 | 39.7 |
| NJ3310 | 3042310 | 50 | 110 | 44.4 | NJ3311 | 3042311 | 55 | 120 | 49.2 |
| NJ3312 | 3042312 | 60 | 130 | 54 | NJ3313 | 3042313 | 65 | 140 | 58.7 |
| NJ3314 | 3042314 | 70 | 150 | 63.5 | NJ3315 | 3042315 | 75 | 160 | 68.3 |
| NJ3316 | 3042316 | 80 | 170 | 68.3 | NJ3317 | 3042317 | 85 | 180 | 73 |
