W619/2X-2z W637/2-2z W638/2X-2z High Precision Deep Groove Ball Bearings
Basic Info.
| Inner Diameter | 2 mm |
| Outer Diameter | 5 mm |
| Thickness | 2.5 mm |
| Lubrication | Grease or Oil |
| Vibration Grade | Z1V1 Z2V2 Z3V3 |
| Origin | China |
Introduction
High-performance miniature bearings with rich stock, 100% on-time delivery, and OEM/ODM support. Precision-engineered for low vibration (Z1V1–Z3V3), compatible with grease or oil lubrication, and certified to HS Code 8482102000.
























