| Domestic and foreign models | |||
| New domestic models | 608-2RS | ||
| Domestic old models | 180018 | ||
| Dimensions | |||
| Inside diameter（d） | 8 | mm | |
| Outside diameter（D） | 22 | mm | |
| Thickness（B） | 7 | mm | |
| Basic Load Rating | |||
| Dynamic load（Cr） | 3.3 | KN | |
| Static load（Cor） | 1.35 | KN | |
| Limiting Speeds | |||
| Grease | 23000 | rpm | |
| Oil | 41000 | rpm | |
| Weight | |||
| Weight | 12 | kg | |
| BEARING TYPE | |||
| Type | Deep groove ball bearings | ||
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