309-ZNR
Precision ball bearing > Deep groove ball bearing
309-ZNR - Deep groove ball bearing - Precision ball bearing
| Product model | 309-ZNR |
|---|---|
| d | 45 mm |
| D | 100 mm |
| B | 25 mm |
| Limiting speed | 7500 r/min |
| Reference speed | 13000r/min r/min |
| d1 | 62.18mm |
| D2 | 86.7mm |
| Chamfer Dimension(r1,2) | 1.5mm |
| Shaft shoulder diameter(da)min | 54mm |
| Shaft shoulder diameter(da)max | 62mm |
| Diameter of bearing seat shoulder(Da) | 91mm |
| Chamfer radius of shaft or bearing seat(ra) | 1.5mm |
| Fatigue load limit | 1.86kN |
| Minimum load factor(kr) | 0.05 |
| Mass bearing | 0.88kg |
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309-ZNR / Deep groove ball bearing / Precision ball bearing