W 639-2Z
Precision ball bearing > Deep groove ball bearing
W 639-2Z - Deep groove ball bearing - Precision ball bearing
| Product model | W 639-2Z |
|---|---|
| d | 9 mm |
| D | 30 mm |
| B | 10 mm |
| Limiting speed | 30000 r/min |
| Reference speed | 60000r/min r/min |
| d2 | 15.3mm |
| D2 | 25.28mm |
| Chamfer Dimension(r1,2) | 0.6mm |
| Shaft shoulder diameter(da)min | 13mm |
| Shaft shoulder diameter(da)max | 15.2mm |
| Diameter of bearing seat shoulder(Da) | 26mm |
| Chamfer radius of shaft or bearing seat(ra) | 0.6mm |
| Fatigue load limit | 0.1kN |
| Minimum load factor(kr) | 0.035 |
| Calculation coefficient(f0) | 12.9 |
| Mass bearing | 0.035kg |
Request a Quote for this Product
W 639-2Z / Deep groove ball bearing / Precision ball bearing