| Inner Diameter | 50 mm |
| Outer Diameter | 90 mm |
| Thickness | 20 mm |
| Seals Type | ZZ / 2RS / Open |
| Precision Rating | P0–P2 |
| Material | Bearing Steel |
High-precision single-row radial ball bearing with standard dimensions (50×90×20 mm), available in ZZ, 2RS or open types. Made of high-grade bearing steel, compliant with DIN/ISO/JIS standards. Suitable for OEM/ODM applications requiring low vibration (Z1V1–Z3V3) and grease or oil lubrication.