51238,53238,53238U
Single direction thrust ball b | 2019-12-03 09:40
| Main dimensions | |||
| d | mm | ||
| D | 270 | mm | |
| T | 62 | mm | |
| T1 | 65.7 | mm | |
| T2 | 73 | mm | |
| r(minimum) | 2 | mm | |
| basic load rating | |||
| Ca | 298 | KN | |
| C0a | 1010 | KN | |
| limit speed | |||
| Grease lubrication | 650 | rpm | |
| oil lubrication | 1000 | rpm | |
| Nominal model | |||
| Flat seat type | 51238 | KN | |
| Self-aligning seat type | 53238 | KN | |
| With self-aligning washer | 53238U | KN | |
| size | |||
| d1 | 267 | mm | |
| D1 | 194 | mm | |
| D2 | 230 | mm | |
| D3 | 280 | mm | |
| A | mm | ||
| R | 200 | mm | |
| C | 23 | mm | |
| Installation related dimensions | |||
| da(minimum) | 51238 | mm | |
| Da（maximum） | 53238 | mm | |
| ra（maximum） | 53238U | mm | |
| reference quality | |||
| Flat seat type | 11.7 | kg | |
| Self-aligning seat type | 11.2 | kg | |
| With self-aligning washer | 13.9 | kg | |
