51308,53308,53308U
Single direction thrust ball b | 2019-12-03 09:39
| Main dimensions | |||
| d | mm | ||
| D | 78 | mm | |
| T | 26 | mm | |
| T1 | 28.5 | mm | |
| T2 | 31 | mm | |
| r(minimum) | 1 | mm | |
| basic load rating | |||
| Ca | 69.3 | KN | |
| C0a | 135 | KN | |
| limit speed | |||
| Grease lubrication | 2100 | rpm | |
| oil lubrication | 3300 | rpm | |
| Nominal model | |||
| Flat seat type | 51308 | KN | |
| Self-aligning seat type | 53308 | KN | |
| With self-aligning washer | 53308U | KN | |
| size | |||
| d1 | 78 | mm | |
| D1 | 42 | mm | |
| D2 | 60 | mm | |
| D3 | 82 | mm | |
| A | mm | ||
| R | 64 | mm | |
| C | 8.5 | mm | |
| Installation related dimensions | |||
| da(minimum) | 51308 | mm | |
| Da（maximum） | 53308 | mm | |
| ra（maximum） | 53308U | mm | |
| reference quality | |||
| Flat seat type | 0.55 | kg | |
| Self-aligning seat type | 0.57 | kg | |
| With self-aligning washer | 0.69 | kg | |
