External dimensions（mm)
| D2 | 130 |
| d | 150 |
| D | 250 |
| t1 | 140 |
| T5 | — |
| T7 | — |
γ
(minimum) | 2.1 |
| γ1(minimum) | 1.1 |
Bearing code
Flat bottomed seat
loop type | 52330X |
Heart regulating ball
Facial shape | — |
Spherical seat
loop type | — |
size（mm)
| d3 | 249 |
| d1 | 154 |
| D2 | — |
| d3 | — |
| T2 | 85.5 |
| T6 | — |
| T8 | — |
| B | 31 |
| B | — |
| A1 | — |
| R | — |
Installation size(mm)
da
(maximum） | 191 |
γa
(maximum) | 2 |
γb
(maximum) | 1 |
weight（kg）
（refer to）
Flat bottomed seat
loop type | 30.3 |
Heart regulating ball
Facial shape | — |
Spherical seat
loop type | — |
describe
52330X Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
