| FEM without considering assembly method | FEM with considering press fitting process | Difference of Concentration factors | |
Shaft
| Top face | 1.27 | 1.83 | 44.09% |
Bottom face | 2.04 | 2.14 | 0.49% | |
Hub
| Top face | 1.23 | 1.26 | 2.43% |
Bottom face | 1.12 | 1.26 | 12.50% |