7009 ACE/HCP4BVG275
Precision ball bearing > High precision angular contact ball bearing
7009 ACE/HCP4BVG275 - High precision angular contact ball bearing - Precision ball bearing
| Product model | 7009 ACE/HCP4BVG275 |
|---|---|
| d | 45 mm |
| D | 75 mm |
| B | 16 mm |
| d1 | 55.7mm |
| d2 | 53.6mm |
| D1 | 64.25mm |
| r1,2 | min.1mm |
| r3,4 | min.0.6mm |
| a | 22.2mm |
| da | min.49.6mm |
| db | min.49.6mm |
| Da | max.70.4mm |
| Db | max.70.8mm |
| Fillet radius(ra) | max.1mm |
| Fillet radius(rb) | max.0.6mm |
| Pu | 0.25kN |
| Oil and gas lubrication can reach the speed | 29000r/min |
| Contact angle(α) | 25° |
| Ball diameter(Dw) | 7.144mm |
| The number of pages(z) | 21 |
| Reference grease quantity(Gref) | 3.4cm³ |
| Preload level A(GA) | 110N |
| Static axial stiffness of preload level A | 104N/µm |
| Correction factor depends on bearing series and size (f) | 1.06 |
| The correction factor depends on the contact angle(f1) | 0.99 |
| Correction factor, preload class A(f2A) | 1 |
| Correction factor of hybrid ceramic bearing(fHC) | 1.01 |
| Limit value (e) | 0.68 |
| Axial load factor (single shaft, tandem shaft)(Y2) | 0.87 |
| Axial load factor (back to back, face to face) (Y1) | 0.92 |
| Axial load factor (back to back, face to face) (Y2) | 1.41 |
| Weight | 0.22kg |
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7009 ACE/HCP4BVG275 / High precision angular contact ball bearing / Precision ball bearing