External dimensions（mm)
| d | 76.2 |
| D | 127 |
| T | 30.162 |
| B | 31 |
| C | 22.225 |
Inner ring
γ(minimum) | 3.5 |
Outer Ring
γ(minimum) | 3.3 |
Bearing code
| Inner ring | 42687 |
| Outer Ring | 42620 |
Installation size (mm)
| da | 90 |
| db | 84 |
| da | 114 |
| db | 121 |
| Inner circle γa（maximum） | 3.5 |
| Outer circle γa（maximum） | 3.3 |
Location of
action point(mm)
weight（kg）
（refer to）
| Inner ring | 1.03 |
| Outer Ring | 0.438 |
describe
Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
