External dimensions（mm)
| d | 69.85 |
| D | 120 |
| T | 32.545 |
| B | 32.545 |
| C | 26.195 |
Inner ring
γ(minimum) | 3.5 |
Outer Ring
γ(minimum) | 3.3 |
Bearing code
| Inner ring | 47487 |
| Outer Ring | 47420 |
Installation size (mm)
| da | 84 |
| db | 78 |
| da | 107 |
| db | 114 |
| Inner circle γa（maximum） | 3.5 |
| Outer circle γa（maximum） | 3.3 |
Location of
action point(mm)
weight（kg）
（refer to）
| Inner ring | 1.02 |
| Outer Ring | 0.477 |
describe
Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
