Parts Number
Inquiry
Product Information
Designations
7918A5
Boundary Dimensions
| d | 90 | mm | Bore diameter |
| D | 125 | mm | Outside diameter |
| B | 18 | mm | Width |
| r(min.) | 1.1 | mm | Chamfer Dimension |
| r1(min.) | 0.6 | mm | Chamfer Dimension |
Basic Load Ratings
| Cr | 49.5 | kN | Basic Dynamic Load Rating |
| C0r | 43.5 | kN | Basic Static Load Rating |
Speeds
| Grease | 9400 | min-1 | Limiting Speed |
| Oil (Oil-air) | 14000 | min-1 | Limiting Speed |
Abutment and Fillet Dimensions
| da(min.) | 97 | mm | Diameter of Shaft Abutment |
| Da(max.) | 118 | mm | Diameter of Housing Abutment |
| Db(max.) | 120 | mm | Diameter of Housing Abutment |
| ra(max.) | 1 | mm | Radius of Shaft or Housing Fillet |
| rb(max.) | 0.6 | mm | Radius of Shaft or Housing Fillet |
Others
Performance
| Pa | 33.5 | kN | Permissible Axial Load |
Preload,Rigidity(DB and DF arrangement)
| Preload | Axial Rigidity | Measured axial clearance | |
| EL | 272N | 203N/μm | -4μm |
| L | 500N | 253N/μm | -8μm |
| M | 1096N | 341N/μm | -16μm |
| H | 2184N | 449N/μm | -27μm |
Mass
| 0.560 | kg | Mass(approx.) |
