Parts Number
Inquiry
Product Information
Designations
7211A5
Boundary Dimensions
| d | 55 | mm | Bore diameter |
| D | 100 | mm | Outside diameter |
| B | 21 | mm | Width |
| r(min.) | 1.5 | mm | Chamfer Dimension |
| r1(min.) | 1 | mm | Chamfer Dimension |
Basic Load Ratings
| Cr | 63.5 | kN | Basic Dynamic Load Rating |
| C0r | 38.0 | kN | Basic Static Load Rating |
Speeds
| Grease | 13000 | min-1 | Limiting Speed |
| Oil (Oil-air) | 19400 | min-1 | Limiting Speed |
Abutment and Fillet Dimensions
| da(min.) | 64 | mm | Diameter of Shaft Abutment |
| Da(max.) | 91 | mm | Diameter of Housing Abutment |
| Db(max.) | 94 | mm | Diameter of Housing Abutment |
| ra(max.) | 1.5 | mm | Radius of Shaft or Housing Fillet |
| rb(max.) | 0.8 | mm | Radius of Shaft or Housing Fillet |
Others
Performance
| Pa | 32.5 | kN | Permissible Axial Load |
Preload,Rigidity(DB and DF arrangement)
| Preload | Axial Rigidity | Measured axial clearance | |
| EL | 248N | 142N/μm | -7μm |
| L | 491N | 182N/μm | -13μm |
| M | 1206N | 256N/μm | -26μm |
| H | 2397N | 338N/μm | -42μm |
Mass
| 0.596 | kg | Mass(approx.) |
