
| Domestic and foreign models | |||
| New domestic models | 628/4-2Z | ||
| Domestic old models | 2080084 | ||
| Dimensions | |||
| Inside diameter(d) | 4 | mm | |
| Outside diameter(D) | 9 | mm | |
| Thickness(B) | 3.5 | mm | |
| Basic Load Rating | |||
| Dynamic load(Cr) | 0.55 | KN | |
| Static load(Cor) | 0.18 | KN | |
| Limiting Speeds | |||
| Grease | 38000 | rpm | |
| Oil | 48000 | rpm | |
| Weight | |||
| Weight | 0.0008 | kg | |
| BEARING TYPE | |||
| Type | Deep groove ball bearings | ||
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