| Inner Diameter | 3 mm |
| Outer Diameter | 10 mm |
| Thickness | 4 mm |
| Model | W623-2RS1 / W623-2Z / W627/3R-2Z |
| Lubrication | Grease or Oil |
| Origin | China |
High-performance miniature deep groove ball bearings with rich stock, 100% on-time delivery, and OEM/ODM support. Suitable for precision instruments and compact machinery. Available with Z1V1–Z3V3 vibration grades and certified grease technology.