Parts Number
Inquiry
Product Information
Designations
21308EAE4
Boundary Dimensions
| d | 40 | mm | Bore diameter |
| D | 90 | mm | Outside diameter |
| B | 23 | mm | Width |
| r (min.) | 1.5 | mm | Chamfer dimension |
Basic Load Ratings
| Cr | 118000 | N | Basic dynamic load rating |
| C0r | 111000 | N | Basic static load rating |
Speeds
| Thermal Speed Rating (Oil-bath) | 6700 | min-1 | Oil-bath lubrication subject to conditions outlined in ISO 15312 |
| Mechanical (forced-circulation oil) | 11000 | min-1 | Properly designed and controlled forced-circulation oil lubrication |
| Grease | 6000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 7500 | min-1 | Oil-bath lubrication |
Abutment and Fillet Dimensions
| da (min.) | 49 | mm | Diameter of shaft abutment |
| da (max.) | 55 | mm | Diameter of shaft abutment |
| Da (min.) | 75 | mm | Diameter of housing abutment |
| Da (max.) | 81 | mm | Diameter of housing abutment |
| ra (max.) | 1.5 | mm | Radius of shaft or housing fillet |
Calculation factors
| e | 0.25 | Constant | |
| Y2 | 3.9 | Axial load Factors | |
| Y3 | 2.7 | Axial load Factors | |
| Y0 | 2.6 | Axial load Factors |
Mass
| (approx.) | 0.73 | kg |


