51230,53230,53230U
Single direction thrust ball b | 2019-12-03 09:40
| Main dimensions | |||
| d | mm | ||
| D | 215 | mm | |
| T | 50 | mm | |
| T1 | 53.3 | mm | |
| T2 | 60 | mm | |
| r(minimum) | 1.5 | mm | |
| basic load rating | |||
| Ca | 244 | KN | |
| C0a | 768 | KN | |
| limit speed | |||
| Grease lubrication | 840 | rpm | |
| oil lubrication | 1300 | rpm | |
| Nominal model | |||
| Flat seat type | 51230 | KN | |
| Self-aligning seat type | 53230 | KN | |
| With self-aligning washer | 53230U | KN | |
| size | |||
| d1 | 212 | mm | |
| D1 | 153 | mm | |
| D2 | 180 | mm | |
| D3 | 225 | mm | |
| A | mm | ||
| R | 160 | mm | |
| C | 20.5 | mm | |
| Installation related dimensions | |||
| da(minimum) | 51230 | mm | |
| Da（maximum） | 53230 | mm | |
| ra（maximum） | 53230U | mm | |
| reference quality | |||
| Flat seat type | 5.64 | kg | |
| Self-aligning seat type | 5.45 | kg | |
| With self-aligning washer | 7.14 | kg | |
