Bearing Number | Boundary dimensions | |||
d(mm) | d (in) | D (mm) | D (in) | |
21311 | 55 | 2.167 | 120 | 4.728 | 21311K | 55 | 2.167 | 120 | 4.728 |
21311KW33C3 | 55 | 2.167 | 120 | 4.728 | 21311W33C3 | 55 | 2.167 | 120 | 4.728 |
21312 | 60 | 2.364 | 130 | 5.122 | 21312K | 60 | 2.364 | 130 | 5.122 |
21312KW33C3 | 60 | 2.364 | 130 | 5.122 | 21312W33C3 | 60 | 2.364 | 130 | 5.122 |
21313 | 65 | 2.561 | 140 | 5.516 | 21313K | 65 | 2.561 | 140 | 5.516 |
21313KW33C3 | 65 | 2.561 | 140 | 5.516 | 21313W33C3 | 65 | 2.561 | 140 | 5.516 |