ITJ NU312W
Информация о продукте
Модель подшипника
NU312W
Габаритные размеры
| d | 60 | mm | Bore diameter |
| D | 130 | mm | Outside diameter |
| B | 31 | mm | Width |
| FW | 77 | mm | Raceway diameter of inner ring |
| r (min.) | 2.1 | mm | Chamfer dimension |
| r1 (min.) | 2.1 | mm | Chamfer dimension |
Базовые нагрузки
| Cr | 152000 | N | Basic dynamic load rating |
| C0r | 126000 | N | Basic static load rating |
Предельные скорости
| Thermal Speed Rating (Oil-bath) | 6000 | min-1 | Oil-bath lubrication subject to conditions outlined in ISO 15312 |
| Grease | 3800 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 4500 | min-1 | Oil-bath lubrication |
Размеры буртиков и галтелей
| db (min.) | 71 | mm | Diameter of shaft / spacer sleeve abutment |
| db (max.) | 75 | mm | Diameter of shaft / spacer sleeve abutment |
| dc (min.) | 79 | mm | Diameter of shaft abutment |
| Da (max.) | 119 | mm | Diameter of housing abutment |
| ra (max.) | 2 | mm | Radius of shaft or housing fillet |
| rb (max.) | 2 | mm | Radius of shaft or housing fillet |
Расчетные коэффициенты
Масса
| (approx.) | 1.82 | kg |