Extra-small ball bearings,miniature ball bearings
- Extra-small ball bearings,miniature ball bearings
- 638 Open
638 Bearing | Extra-small ball bearings,miniature ball bearings
| 638 interchange JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ZEN | ISB 638 | |
| 638 cross reference JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ZEN | ISB 638 | |
| 638 Equivalent bearing interchange guide: | |
| Price: | enquiry |
| Model Number: | 638 |
| d: | 8.0 |
| D: | 0.30 |
| B: | 26000 |
| r(min): | 28 |
| r1(min): | 0.100 |
| Width: | 5.65 |
| Size: | 1.95 |
| SD: | 9.0 |
| R: | 638 |
| NG: | 32000 |



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