| Bearing number | 5304N |
| Size (mm) | 20x52x22.2 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 22.2 |
| d | 20 mm |
| D | 52 mm |
| B | 22.2 mm |
| C | 22.2 mm |
| a | 2.46 mm |
| b | 1.35 mm |
| r min. | 1.1 mm |
| D1 | 49.73 mm |
| Weight | 0.230 Kg |
| Basic dynamic load rating (C) | 21,7 kN |
| Basic static load rating (C0) | 13,3 kN |
| (Grease) Lubrication Speed | 9000 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Double Row |
| Bore Size | 20 mm |
| Outside Diameter | 52 mm |
| Width | 22.2 mm |
| Fillet Radius/Chamfer | 1.1 mm |
| Groove Width | 1.4 mm |
| Groove Diameter | 49.7 mm |
| a (max) | 2.5 mm |
| Dynamic Load Rating | 21,700 N |
| Static Load Rating | 13,300 N |
| Limiting Speed - Grease | 9,000 rpm |
| Limiting Speed - Oil | 11,000 rpm |
| Radial Clearance | 0.005 to 0.020 mm |
| da | 27 mm |
| Da | 45 mm |
| Dx | 58.5 mm |
| ra | 1 mm |
| Cy | 3.3 mm |
