Bearing Number | Boundary dimensions | |||
d (mm ) | d (in) | D (mm) | D (in) | |
68/1.5 | 1.5 | 0.059 | 4 | 0.158 | 68/1.5C3 | 1.5 | 0.059 | 4 | 0.158 |
68/2.5 | 2.5 | 0.098 | 6 | 0.236 | 68/2.5C3 | 2.5 | 0.098 | 6 | 0.236 |
681 | 1 | 0.039 | 3 | 0.118 | 681C3 | 1 | 0.039 | 3 | 0.118 |
682 | 2 | 0.079 | 5 | 0.197 | 682C3 | 2 | 0.079 | 5 | 0.197 |
683 | 3 | 0.118 | 7 | 0.276 | 683C3 | 3 | 0.118 | 7 | 0.276 |
684 | 4 | 0.158 | 9 | 0.355 | 684C3 | 4 | 0.158 | 9 | 0.355 |