618/670 MA
Precision ball bearing > Deep groove ball bearing
618/670 MA - Deep groove ball bearing - Precision ball bearing
| Product model | 618/670 MA |
|---|---|
| d | 670 mm |
| D | 820 mm |
| B | 69 mm |
| Limiting speed | 1100 r/min |
| Reference speed | 1300r/min r/min |
| d1 | 718.3mm |
| D1 | 771.25mm |
| Chamfer Dimension(r1,2) | 4mm |
| Shaft shoulder diameter(da)min | 685mm |
| Diameter of bearing seat shoulder(Da) | 805mm |
| Chamfer radius of shaft or bearing seat(ra) | 3mm |
| Fatigue load limit | 15.6kN |
| Minimum load factor(kr) | 0.015 |
| Calculation coefficient(f0) | 17.4 |
| Mass bearing | 83.5kg |
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618/670 MA / Deep groove ball bearing / Precision ball bearing