ITJ NF248M
Информация о продукте
Модель подшипника
NF248M
Габаритные размеры
| d | 240 | mm | Bore diameter |
| D | 440 | mm | Outside diameter |
| B | 72 | mm | Width |
| EW | 385 | mm | Raceway diameter of outer ring |
| r (min.) | 4 | mm | Chamfer dimension |
| r1 (min.) | 4 | mm | Chamfer dimension |
Базовые нагрузки
| Cr | 1150000 | N | Basic dynamic load rating |
| C0r | 1340000 | N | Basic static load rating |
Предельные скорости
| Thermal Speed Rating (Oil-bath) | 1600 | min-1 | Oil-bath lubrication subject to conditions outlined in ISO 15312 |
| Grease | 1300 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 1600 | min-1 | Oil-bath lubrication |
Размеры буртиков и галтелей
| da (min.) | 256 | mm | Diameter of shaft abutment |
| Db (min.) | 392 | mm | Diameter of housing abutment |
| Da (max.) | 424 | mm | Diameter of housing abutment |
| Db (max.) | 424 | mm | Diameter of housing abutment |
| ra (max.) | 3 | mm | Radius of shaft or housing fillet |
| rb (max.) | 3 | mm | Radius of shaft or housing fillet |
Расчетные коэффициенты
Масса
| (approx.) | 51.1 | kg |