Parts Number
Inquiry
Product Information
Désignations
1280/1220
Dimensions des frontières
| d | 22.225 | mm | Bore diameter |
| D | 57.15 | mm | Outside diameter |
| T | 22.225 | mm | Total width |
| B | 22.225 | mm | Width of inner ring |
| C | 17.462 | mm | Width of outer ring |
| Cup r (min.) | 1.5 | mm | Chamfer dimension of outer ring (Cup) |
| Cone r (min.) | 0.8 | mm | Chamfer dimension of inner ring (Cone) |
Charges nominales de base
| Cr | 53000 | N | Basic dynamic load rating |
| C0r | 44000 | N | Basic static load rating |
Vitesses
| Grease | 7100 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 9500 | min-1 | Oil-bath lubrication |
Abutment and Fillet Dimensions
| da | 29.5 | mm | Diameter of shaft abutment |
| Da | 49 | mm | Diameter of housing abutment |
| db | 29 | mm | Diameter of shaft abutment |
| Db | 52 | mm | Diameter of housing abutment |
| ra (max.) | 0.8 | mm | Radius of shaft or housing fillet of inner ring |
| ra (max.) | 1.5 | mm | Radius of shaft or housing fillet of outer ring |
Calculation factors
| e | 0.35 | Constant | |
| Y0 | 0.95 | Axial load Factors | |
| Y1 | 1.7 | Axial load Factors |
Mass
| CONE (approx.) | 0.183 | kg | |
| CUP (approx.) | 0.106 | kg |


