| Inner Diameter | 5 mm |
|---|---|
| Outer Diameter | 11 mm |
| Thickness | 5 mm |
| Model | W638/8-2Z, W638/8 R-2Z, W638/5-2Z |
| Lubrication | Grease or Oil |
| Origin | China |
Precision miniature deep groove ball bearings with high grease technology, rich stock availability, 100% on-time delivery, and global shipping options. Suitable for OEM/ODM applications.