W 638/8 R-2Z
Precision ball bearing > Deep groove ball bearing
W 638/8 R-2Z - Deep groove ball bearing - Precision ball bearing
| Product model | W 638/8 R-2Z |
|---|---|
| d | 8 mm |
| D | 16 mm |
| B | 6 mm |
| Limiting speed | 45000 r/min |
| Reference speed | 90000r/min r/min |
| d2 | 9.65mm |
| D2 | 14.2mm |
| D3 | 18mm |
| C | 1.3mm |
| Chamfer Dimension(r1,2) | 0.2mm |
| Shaft shoulder diameter(da)min | 9.5mm |
| Shaft shoulder diameter(da)max | 9.6mm |
| Chamfer radius of shaft or bearing seat(ra) | 0.2mm |
| Fatigue load limit | 0.012kN |
| Minimum load factor(kr) | 0.02 |
| Calculation coefficient(f0) | 7.5 |
| Mass bearing | 0.0051kg |
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W 638/8 R-2Z / Deep groove ball bearing / Precision ball bearing