52308,54308,54308U
Double direction thrust ball b | 2019-12-03 09:49
| Main dimensions | |||
| d | mm | ||
| D | 78 | mm | |
| T | 49 | mm | |
| T1 | 54 | mm | |
| T2 | 59 | mm | |
| r(minimum) | 0.6 | 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 | 52308 | KN | |
| Self-aligning seat type | 54308 | KN | |
| With self-aligning washer | 54308U | 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) | 52308 | mm | |
| Da（maximum） | 54308 | mm | |
| ra（maximum） | 54308U | mm | |
| reference quality | |||
| Flat seat type | 1.06 | kg | |
| Self-aligning seat type | kg | ||
| With self-aligning washer | 1.34 | kg | |
