small ball bearing miniature ball bearing miniature bearing bearing 688zz micro ball bearing tiny ball bearing mini ball bearing miniature ball
| Bearing No. | Seal Type | Bore Dia(d) | Outer Dia(D) | Width(B) | Dynamic Load Rating (Cr) | Static Load Rating (Cor) |
| 634ZZ | Z | 4 | 16 | 5 | 1139 | 418 | MR85 | Open | 5 | 8 | 2 | 262 | 96 |
| MR85-2RS | RS | 5 | 8 | 2.5 | 185 | 72 | MR85ZZ | Z | 5 | 8 | 2.5 | 186 | 72 |
| MR95 | Open | 5 | 9 | 2.5 | 366 | 135 | MR95-2RS | RS | 5 | 9 | 3 | 366 | 135 |
| MR95ZZ | Z | 5 | 9 | 3 | 366 | 135 | MR105 | Open | 5 | 10 | 3 | 366 | 135 |
| MR105-2RS | RS | 5 | 10 | 4 | 366 | 135 | MR105ZZ | Z | 5 | 10 | 4 | 366 | 135 |
| MR115zz | Z | 5 | 11 | 4 | 609 | 226 | 685 | Open | 5 | 11 | 3 | 609 | 226 |
| 685-2RS | RS | 5 | 11 | 5 | 609 | 226 | 685ZZ | Z | 5 | 11 | 5 | 609 | 226 |
| 695 | Open | 5 | 13 | 4 | 916 | 346 | 695-2RS | RS | 5 | 13 | 4 | 916 | 346 |
| 695ZZ | Z | 5 | 13 | 4 | 916 | 346 | 605 | Open | 5 | 14 | 5 | 1130 | 406 |
| 605-2RS | RS | 5 | 14 | 5 | 1130 | 406 | 605ZZ | Z | 5 | 14 | 5 | 1130 | 406 |
| 625 | Open | 5 | 16 | 5 | 1470 | 540 | 625-2RS | RS | 5 | 16 | 5 | 1470 | 540 |
| 625ZZ | Z | 5 | 16 | 5 | 1470 | 540 | 635 | Open | 5 | 19 | 6 | 1986 | 717 |
