External dimensions（mm)
| d | 476.25 |
| D | 565.15 |
| T | 41.275 |
| B | 41.275 |
| C | 31.75 |
Inner ring
γ(minimum) | 3.3 |
Outer Ring
γ(minimum) | 3.3 |
Rated speed min-1
| grease | LL771948 |
| oil | LL771911 |
Bearing code
| Inner ring | 502 |
| Outer Ring | 489 |
Installation size (mm)
| da | 545 |
| db | 557 |
| da | 3.3 |
| db | 3.3 |
| Inner circle γa（maximum） | 100.2 |
| Outer circle γa（maximum） | 0.47 |
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
