External dimensions（mm)
| D2 | 50 |
| d | 60 |
| D | 130 |
| t1 | 93 |
| T5 | 99 |
| T7 | 107 |
γ
(minimum) | 1.5 |
| γ1(minimum) | 0.6 |
Bearing code
Flat bottomed seat
loop type | 52412 |
Heart regulating ball
Facial shape | 54412 |
Spherical seat
loop type | 54412U |
size（mm)
| d3 | 130 |
| d1 | 62 |
| D2 | 95 |
| d3 | 135 |
| T2 | 57 |
| T6 | 60 |
| T8 | 64 |
| B | 21 |
| B | 16 |
| A1 | 28 |
| R | 100 |
Installation size(mm)
da
(maximum） | 95 |
γa
(maximum) | 1.5 |
γb
(maximum) | 0.6 |
weight（kg）
（refer to）
Flat bottomed seat
loop type | 5.74 |
Heart regulating ball
Facial shape | 5.82 |
Spherical seat
loop type | 7.24 |
describe
52412 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
