7256 BM
Precision ball bearing > Single row angular contact ball bearing
7256 BM - Single row angular contact ball bearing - Precision ball bearing
| Product model | 7256 BM |
|---|---|
| d | 280 mm |
| D | 500 mm |
| B | 80 mm |
| Limiting speed | 1400 r/min |
| Reference speed | 1400 r/min |
| d1 | ≈367.7mm |
| d2 | ≈417.7mm |
| Distance from pressure point (a) | 204mm |
| r1,2 | min.5mm |
| Minimum chamfer size of outer ring(r3,4) | min.2mm |
| da | min.300mm |
| Da | max.480mm |
| Db | max.489mm |
| ra | max.4mm |
| rb | max.2mm |
| Pu | 17.6kN |
| Calculation coefficient (A) | 11.3 |
| Calculation coefficient (kr) | 0.08 |
| Calculation coefficient(e) | 1.14 |
| Mass bearing | 67.5kg |
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7256 BM / Single row angular contact ball bearing / Precision ball bearing