| Domestic and foreign models | |||
| New domestic models | 7220B | ||
| Domestic old models | 66220 | ||
| Main dimensions | |||
| Bore size（d） | 100 | mm | |
| External diameter（D） | 180 | mm | |
| Thickness（B） | 34 | mm | |
| Basic rated load | |||
| Live load（Cr） | 124 | KN | |
| Static load（Cor） | 107 | KN | |
| Ultimate speed | |||
| Grease | 3100 | rpm | |
| Oil lubrication | 4200 | rpm | |
| Weight | |||
| Weight | 3.32 | kg | |
| Bearing type | |||
| Type | Needle bearing | ||
Copyright @ 2023 . All rights reserved.
Shandong Ruidefu Transmission Equipment Co., Ltd.