312
Precision ball bearing > Deep groove ball bearing
312 - Deep groove ball bearing - Precision ball bearing
| Product model | 312 |
|---|---|
| d | 60 mm |
| D | 130 mm |
| B | 31 mm |
| Limiting speed | 6000 r/min |
| Reference speed | 9500r/min r/min |
| d1 | 81.86mm |
| D2 | 112.2mm |
| Chamfer Dimension(r1,2) | 2.1mm |
| Shaft shoulder diameter(da)min | 72mm |
| Diameter of bearing seat shoulder(Da) | 118mm |
| Chamfer radius of shaft or bearing seat(ra) | 2mm |
| Fatigue load limit | 3.35kN |
| Minimum load factor(kr) | 0.05 |
| Mass bearing | 1.85kg |
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312 / Deep groove ball bearing / Precision ball bearing