Parts Number
Inquiry
Product Information
Обозначения
21075/21212
Граничные размеры
| d | 19.05 | mm | Bore diameter |
| D | 53.975 | mm | Outside diameter |
| T | 22.225 | mm | Total width |
| B | 21.839 | mm | Width of inner ring |
| C | 15.875 | mm | Width of outer ring |
| Cup r (min.) | 2.3 | mm | Chamfer dimension of outer ring (Cup) |
| Cone r (min.) | 1.5 | mm | Chamfer dimension of inner ring (Cone) |
Основные значения нагрузки
| Cr | 50000 | N | Basic dynamic load rating |
| C0r | 39500 | N | Basic static load rating |
Скорости
| Grease | 7500 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 10000 | min-1 | Oil-bath lubrication |
Abutment and Fillet Dimensions
| da | 31.5 | mm | Diameter of shaft abutment |
| Da | 43 | mm | Diameter of housing abutment |
| db | 26 | mm | Diameter of shaft abutment |
| Db | 50 | mm | Diameter of housing abutment |
| ra (max.) | 1.5 | mm | Radius of shaft or housing fillet of inner ring |
| ra (max.) | 2.3 | mm | Radius of shaft or housing fillet of outer ring |
Calculation factors
| e | 0.59 | Constant | |
| Y0 | 0.56 | Axial load Factors | |
| Y1 | 1 | Axial load Factors |
Mass
| CONE (approx.) | 0.156 | kg | |
| CUP (approx.) | 0.097 | kg |


