External dimensions（mm)
| d | 25 |
| D | 47 |
| T | 15 |
| T3 | 16.7 |
| T4 | 19 |
γ
(minimum) | 0.6 |
Bearing code
Flat bottomed seat
loop type | 51205 |
Heart regulating ball
Face seat | 53205 |
Spherical seat
loop type | 53205U |
size（mm)
| d1 | 47 |
| d1 | 27 |
| D2 | 36 |
| d3 | 50 |
| B | 5.5 |
| A | 19 |
| R | 40 |
Installation size(mm)
Da
(minimum） | 38 |
da
(maximum） | 34 |
γa
(maximum) | 0.6 |
weight(kg)(refer to)
Flat bottomed seat
loop type | 0.111 |
Heart regulating ball
Facial shape | 0.123 |
Spherical seat
loop type | 0.151 |
describe
51205 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
