External dimensions（mm)
| d | 30.955 |
| D | 64.292 |
| T | 21.433 |
| B | 21.433 |
| C | 16.67 |
Inner ring
γ(minimum) | 1.5 |
Outer Ring
γ(minimum) | 1.5 |
Bearing code
| Inner ring | M86648A |
| Outer Ring | M86610 |
Installation size (mm)
| da | 42 |
| db | 38 |
| da | 54 |
| db | 61 |
| Inner circle γa（maximum） | 1.5 |
| Outer circle γa（maximum） | 1.5 |
Location of
action point(mm)
weight（kg）
（refer to）
| Inner ring | 0.205 |
| Outer Ring | 0.128 |
describe
Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
