External dimensions（mm)
| d | 381 |
| D | 546.1 |
| T | 104.775 |
| B | 104.775 |
| C | 82.55 |
Inner ring
γ(minimum) | 6.4 |
Outer Ring
γ(minimum) | 6.4 |
Rated speed min-1
| grease | HM266447 |
| oil | HM266410 |
Bearing code
| Inner ring | 428 |
| Outer Ring | 405 |
Installation size (mm)
| da | 508 |
| db | 531 |
| da | 6.4 |
| db | 6.4 |
| Inner circle γa（maximum） | 97.5 |
| Outer circle γa（maximum） | 0.33 |
Location of
action point(mm)
describe
Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
