Parts Number
Inquiry
Product Information
Designations
7211C
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 | 66.5 | kN | Basic Dynamic Load Rating |
| C0r | 40.0 | kN | Basic Static Load Rating |
Speeds
| Grease | 14900 | min-1 | Limiting Speed |
| Oil (Oil-air) | 22600 | 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 |
Calculation factors
| f0 | 14.5 | Factor |
Others
Performance
| Pa | 27.6 | kN | Permissible Axial Load |
Preload,Rigidity(DB and DF arrangement)
| Preload | Axial Rigidity | Measured axial clearance | |
| EL | 142N | 56N/μm | -8μm |
| L | 289N | 74N/μm | -17μm |
| M | 788N | 116N/μm | -38μm |
| H | 1554N | 163N/μm | -60μm |
Mass
| 0.601 | kg | Mass(approx.) |
