External dimensions（mm)
| D2 | 65 |
| d | 80 |
| D | 115 |
| t1 | 48 |
| T5 | 51 |
| T7 | 58 |
γ
(minimum) | 1 |
| γ1(minimum) | 1 |
Bearing code
Flat bottomed seat
loop type | 52216 |
Heart regulating ball
Facial shape | 54216 |
Spherical seat
loop type | 54216U |
size（mm)
| d3 | 115 |
| d1 | 82 |
| D2 | 98 |
| d3 | 120 |
| T2 | 29 |
| T6 | 30.5 |
| T8 | 34 |
| B | 10 |
| B | 10 |
| A1 | 45 |
| R | 90 |
Installation size(mm)
da
(maximum） | 98 |
γa
(maximum) | 1 |
γb
(maximum) | 1 |
weight（kg）
（refer to）
Flat bottomed seat
loop type | 1.66 |
Heart regulating ball
Facial shape | 1.78 |
Spherical seat
loop type | 2.21 |
describe
52216 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
