Bearing 7911CDB CYSD 7911CDB CYSD bearing Size Chart (mm/inches) |
|---|
| Bearing number | 1304S |
| Size (mm) | 20x52x15 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 15 |
| d | 20 mm |
| D | 52 mm |
| B | 15 mm |
| C | 15 mm |
| r min. | 1,1 mm |
| da min. | 26,5 mm |
| Da max. | 45,5 mm |
| ra max. | 1 mm |
| Weight | 0,15 Kg |
| Basic dynamic load rating (C) | 12,6 kN |
| Basic static load rating (C0) | 3,35 kN |
| (Grease) Lubrication Speed | 12 000 r/min |
| (Oil) Lubrication Speed | 15 000 r/min |
| Calculation factor (e) | 0,29 |
| Calculation factor (Y0) | 2,3 |
| Calculation factor (Y1) | 2,2 |
| rs min | 1.1 mm |
| e | 0.29 |
| Y1 | 2.2 |
| Y2 | 3.4 |
| Y0 | 2.3 |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.15 kg |
| Dynamic load, C | 12.6 kN |
| Static load, C0 | 3.35 kN |
| Nlim (oil) | 15,000 rpm |
| Nlim (grease) | 12,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 26.5 mm |
| Da max | 45.5 mm |
| ra max | 1 mm |