W 638/1.5-2Z
Precision ball bearing > Deep groove ball bearing
W 638/1.5-2Z - Deep groove ball bearing - Precision ball bearing
| Product model | W 638/1.5-2Z |
|---|---|
| d | 1.5 mm |
| D | 4 mm |
| B | 2 mm |
| Limiting speed | 110000 r/min |
| d1 | ≈2.15 mm |
| d2 | ≈2.15 mm |
| D2 | ≈3.5 mm |
| Chamfer size (r1,2)(r1,r2) | min.0.05 mm |
| da1 | min.1.9 mm |
| ra | max.0.05 mm |
| pu | 0.001 kN |
| Reference speed | 220 000 r/min |
| kr | 0.02 |
| f0 | 6.4 |
| Radial runout | National Standard |
| Dimensional tolerance | National Standard |
| da | min.2.1 mm |
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W 638/1.5-2Z / Deep groove ball bearing / Precision ball bearing