51252,53252,53252U
Single direction thrust ball b | 2019-12-03 09:40
| Main dimensions | |||
| d | mm | ||
| D | 360 | mm | |
| T | 79 | mm | |
| T1 | 82.8 | mm | |
| T2 | 93 | mm | |
| r(minimum) | 2.1 | mm | |
| basic load rating | |||
| Ca | 445 | KN | |
| C0a | 1880 | KN | |
| limit speed | |||
| Grease lubrication | 490 | rpm | |
| oil lubrication | 750 | rpm | |
| Nominal model | |||
| Flat seat type | 51252 | KN | |
| Self-aligning seat type | 53252 | KN | |
| With self-aligning washer | 53252U | KN | |
| size | |||
| d1 | 355 | mm | |
| D1 | 264 | mm | |
| D2 | 305 | mm | |
| D3 | 370 | mm | |
| A | mm | ||
| R | 280 | mm | |
| C | 30 | mm | |
| Installation related dimensions | |||
| da(minimum) | 51252 | mm | |
| Da（maximum） | 53252 | mm | |
| ra（maximum） | 53252U | mm | |
| reference quality | |||
| Flat seat type | 25 | kg | |
| Self-aligning seat type | 22.6 | kg | |
| With self-aligning washer | 28.5 | kg | |
