61903-2RZ
Precision ball bearing > Deep groove ball bearing
61903-2RZ - Deep groove ball bearing - Precision ball bearing
| Product model | 61903-2RZ |
|---|---|
| d | 17 mm |
| D | 30 mm |
| B | 7 mm |
| Limiting speed | 26000 r/min |
| Reference speed | 50000r/min r/min |
| d1 | 21mm |
| D2 | 27.7mm |
| Chamfer Dimension(r1,2) | 0.3mm |
| Shaft shoulder diameter(da)min | 19mm |
| Shaft shoulder diameter(da)max | 20.3mm |
| Diameter of bearing seat shoulder(Da) | 28mm |
| Chamfer radius of shaft or bearing seat(ra) | 0.3mm |
| Fatigue load limit | 0.108kN |
| Minimum load factor(kr) | 0.02 |
| Calculation coefficient(f0) | 14.7 |
| Mass bearing | 0.017kg |
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61903-2RZ / Deep groove ball bearing / Precision ball bearing