Bearing Number | Boundary dimensions | |||
d (mm) | d (in) | D (mm) | D (in) | |
NJ304E | 20 | 0.788 | 52 | 2.049 | NJ305E | 25 | 0.985 | 62 | 2.443 |
NJ306E | 30 | 1.182 | 72 | 2.837 | NJ307E | 35 | 1.379 | 80 | 3.152 |
NJ308 | 40 | 1.576 | 90 | 3.546 | NJ308E | 40 | 1.576 | 90 | 3.546 |
NJ309 | 45 | 1.773 | 100 | 3.94 | NJ309E | 45 | 1.773 | 100 | 3.94 |
NJ310 | 50 | 1.97 | 110 | 4.334 | NJ310E | 50 | 1.97 | 110 | 4.334 |
NJ311 | 55 | 2.167 | 120 | 4.728 | NJ311E | 55 | 2.167 | 120 | 4.728 |