W 638/1
Precision ball bearing > Deep groove ball bearing
W 638/1 - Deep groove ball bearing - Precision ball bearing
| Product model | W 638/1 |
|---|---|
| d | 1 mm |
| D | 3 mm |
| B | 1.5 mm |
| Limiting speed | 150000 r/min |
| d1 | ≈1.55 mm |
| D1 | ≈2.46 mm |
| Chamfer size (r1,2) | min.0.05 mm |
| da | min.1.4 mm |
| Da | max.2.6 mm |
| ra | max.0.05 mm |
| pu | 0 kN |
| Reference speed | 240 000 r/min |
| kr | 0.02 |
| f0 | 5.6 |
| Radial runout | National Standard |
| Dimensional tolerance | National Standard |
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W 638/1 / Deep groove ball bearing / Precision ball bearing