51228,53228,53228U
Single direction thrust ball b | 2019-12-03 09:40
| Main dimensions | |||
| d | mm | ||
| D | 200 | mm | |
| T | 46 | mm | |
| T1 | 48.6 | mm | |
| T2 | 55 | mm | |
| r(minimum) | 1.5 | mm | |
| basic load rating | |||
| Ca | 215 | KN | |
| C0a | 669 | KN | |
| limit speed | |||
| Grease lubrication | 940 | rpm | |
| oil lubrication | 1450 | rpm | |
| Nominal model | |||
| Flat seat type | 51228 | KN | |
| Self-aligning seat type | 53228 | KN | |
| With self-aligning washer | 53228U | KN | |
| size | |||
| d1 | 197 | mm | |
| D1 | 143 | mm | |
| D2 | 170 | mm | |
| D3 | 210 | mm | |
| A | mm | ||
| R | 160 | mm | |
| C | 17 | mm | |
| Installation related dimensions | |||
| da(minimum) | 51228 | mm | |
| Da（maximum） | 53228 | mm | |
| ra（maximum） | 53228U | mm | |
| reference quality | |||
| Flat seat type | 4.46 | kg | |
| Self-aligning seat type | 4.35 | kg | |
| With self-aligning washer | 5.89 | kg | |
