Certification:CE,ISO 9001:2000
Radial Deep groove ball bearings Miniature Ball Bearing W688 ZZ
Deep groove ball bearings which can not be dismantled can bear both axial and radial loading with a high rotation speed. The closed bearing help the bearing save maintenance and make the structure easy.
| d | 8 |
| D | 16 |
| B | 4 |
| B1 | 5 |
| r | 0.2 |
| r1 | 0.2 |
| Cr | 1.60 |
| Cor | 0.71 |
| Open Type | 42000 |
| (2RS) | 28000 |
| oil open type | 50000 |
| Bearing Designation Open Type | 688 |
| With Steel Shields | W688 ZZ |
| Without contacting rubber seals | W688 2RU |
| With contacting rubber seals | W688 2RS |
| da | 9.6 |
| Da | 14.4 |
| Ra | 0.2 |
| rb | 0.2 |
| Mass(g) | 3.2 |
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