Parts Number
Inquiry
Product Information
Designations
7912CSN24
Boundary Dimensions
| d | 60 | mm | Bore diameter |
| D | 85 | mm | Outside diameter |
| B | 13 | mm | Width |
| r(min.) | 1 | mm | Chamfer Dimension |
| r1(min.) | 0.6 | mm | Chamfer Dimension |
Basic Load Ratings
| Cr | 24.8 | kN | Basic Dynamic Load Rating |
| C0r | 18.3 | kN | Basic Static Load Rating |
Speeds
| Grease | 20700 | min-1 | Limiting Speed |
| Oil (Oil-air) | 31500 | min-1 | Limiting Speed |
Abutment and Fillet Dimensions
| da(min.) | 66 | mm | Diameter of Shaft Abutment |
| Da(max.) | 79 | mm | Diameter of Housing Abutment |
| Db(max.) | 80 | mm | Diameter of Housing Abutment |
| ra(max.) | 1 | mm | Radius of Shaft or Housing Fillet |
| rb(max.) | 0.5 | mm | Radius of Shaft or Housing Fillet |
Calculation factors
| f0 | 16.5 | Factor |
Others
Performance
| Pa | 13.6 | kN | Permissible Axial Load |
Preload,Rigidity(DB and DF arrangement)
| Preload | Axial Rigidity | Measured axial clearance | |
| EL | 61N | 52N/μm | -1μm |
| L | 122N | 68N/μm | -5μm |
| M | 341N | 108N/μm | -15μm |
| H | 661N | 149N/μm | -25μm |
Mass
| 0.175 | kg | Mass(approx.) |
