7226 CD/HCP4A
Precision ball bearing > High precision angular contact ball bearing
7226 CD/HCP4A - High precision angular contact ball bearing - Precision ball bearing
| Product model | 7226 CD/HCP4A |
|---|---|
| d | 130 mm |
| D | 230 mm |
| B | 40 mm |
| Limiting speed | 11000 r/min |
| d1 | 162.8mm |
| d2 | 162.8mm |
| D1 | 199.2mm |
| r1,2 | min.3mm |
| r3,4 | min.1.1mm |
| a | 44.4mm |
| da | min.144mm |
| db | min.144mm |
| Da | max.216mm |
| Db | max.223mm |
| Fillet radius(ra) | max.2.5mm |
| Fillet radius(rb) | max.1mm |
| Fuel injector position(dn) | 170.7mm |
| Pu | 5.1kN |
| Oil and gas lubrication can reach the speed | 7500r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 30.162mm |
| The number of pages(z) | 17 |
| Reference grease quantity(Gref) | 72.444cm³ |
| Preload level A(GA) | 810N |
| Static axial stiffness of preload level A | 172N/µm |
| Preload class B(GB) | 1620N |
| Static axial stiffness of preload class B | 232N/µm |
| Preload level C(GC) | 3240N |
| Static axial stiffness of preload level C | 323N/µm |
| Preload level D(GD) | 6480N |
| Static axial stiffness of preload level D | 461N/µm |
| Correction factor depends on bearing series and size (f) | 1.09 |
| The correction factor depends on the contact angle(f1) | 1 |
| Correction factor, preload class A(f2A) | 1 |
| Correction factor, preload class B(f2B) | 1.01 |
| Correction factor, preload class C(f2C) | 1.03 |
| Correction factor, preload class D(f2D) | 1.06 |
| Correction factor of hybrid ceramic bearing(fHC) | 1.01 |
| Calculation coefficient(f0) | 14.9 |
| Weight | 5.18kg |
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7226 CD/HCP4A / High precision angular contact ball bearing / Precision ball bearing