7948A5
Информация о продукте
Модель подшипника
7948A5
Габаритные размеры
| d | 240 | mm | Bore diameter |
| D | 320 | mm | Outside diameter |
| B | 38 | mm | Width |
| r(min.) | 2.1 | mm | Chamfer Dimension |
| r1(min.) | 1.1 | mm | Chamfer Dimension |
Базовые нагрузки
| Cr | 238 | kN | Basic Dynamic Load Rating |
| C0r | 270 | kN | Basic Static Load Rating |
Предельные скорости
| Grease | 3300 | min-1 | Limiting Speed |
| Oil (Oil-air) | 5000 | min-1 | Limiting Speed |
Размеры буртиков и галтелей
| da(min.) | 252 | mm | Diameter of Shaft Abutment |
| Da(max.) | 308 | mm | Diameter of Housing Abutment |
| Db(max.) | 313 | mm | Diameter of Housing Abutment |
| ra(max.) | 2 | mm | Radius of Shaft or Housing Fillet |
| rb(max.) | 1 | mm | Radius of Shaft or Housing Fillet |
Расчетные коэффициенты
Performance
| Pa | 195 | kN | Permissible Axial Load |
Preload,Rigidity(DB and DF arrangement)
| Preload | Axial Rigidity | Measured axial clearance | |
| EL | 1385N | 511N/μm | -12μm |
| L | 2860N | 664N/μm | -22μm |
| M | 6622N | 913N/μm | -41μm |
| H | 13265N | 1208N/μm | -66μm |
Масса
| 8.30 | kg | Mass(approx.) |
