Bearing Number | Boundary dimensions | |||
d (mm) | d (in) | D (mm) | D (in) | |
F688-Z | 8 | 0.315 | 16 | 0.63 | F688-ZZ | 8 | 0.315 | 16 | 0.63 |
F687-Z | 7 | 0.276 | 14 | 0.552 | F687-ZZ | 7 | 0.276 | 14 | 0.552 |
F686-Z | 6 | 0.236 | 13 | 0.512 | F686-ZZ | 6 | 0.236 | 13 | 0.512 |
F685-Z | 5 | 0.197 | 11 | 0.433 | F685-ZZ | 5 | 0.197 | 11 | 0.433 |
F684-Z | 4 | 0.158 | 9 | 0.355 | F684-ZZ | 4 | 0.158 | 9 | 0.355 |
F683-Z | 3 | 0.118 | 7 | 0.276 | F683-ZZ | 3 | 0.118 | 7 | 0.276 |