| NSK number | MF93 |
| Type | Miniature ball bearings, Metric design, With Flange, Open type |
| d | 3.0 mm |
| D | 9 mm |
| D1 | 10.2 mm |
| B | 2.5 mm |
| C1 | 0.6 mm |
| rmin. | 0.20 mm |
| Cr | 570 N |
| C0r | 187 N |
| Limiting speeds | 56000 min-1 (Grease) |
| Limiting speeds | 67000 min-1 (Oil) |
| da | 4.6 mm |
| Mass | 0.81 g (approx.) |
