7015 CB/P4A
Precision ball bearing > High precision angular contact ball bearing
7015 CB/P4A - High precision angular contact ball bearing - Precision ball bearing
| Product model | 7015 CB/P4A |
|---|---|
| d | 75 mm |
| D | 115 mm |
| B | 20 mm |
| Limiting speed | 24000 r/min |
| d1 | 90mm |
| d2 | 88.2mm |
| D2 | 102.8mm |
| r1,2 | min.1.1mm |
| r3,4 | min.0.6mm |
| a | 22.8mm |
| da | min.81mm |
| db | min.81mm |
| Da | max.109mm |
| Db | max.111.8mm |
| Fillet radius(ra) | max.1mm |
| Fillet radius(rb) | max.0.6mm |
| Fuel injector position(dn) | 91.1mm |
| Pu | 0.75kN |
| Oil and gas lubrication can reach the speed | 16000r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 7.938mm |
| The number of pages(z) | 30 |
| Reference grease quantity(Gref) | 7.7cm³ |
| Preload level A(GA) | 65N |
| Static axial stiffness of preload level A | 50N/µm |
| Preload class B(GB) | 130N |
| Static axial stiffness of preload class B | 65N/µm |
| Preload level C(GC) | 390N |
| Static axial stiffness of preload level C | 104N/µm |
| Correction factor depends on bearing series and size (f) | 1.08 |
| The correction factor depends on the contact angle(f1) | 1 |
| Correction factor, preload class A(f2A) | 1 |
| Correction factor, preload class B(f2B) | 1.02 |
| Correction factor, preload class C(f2C) | 1.05 |
| Correction factor of hybrid ceramic bearing(fHC) | 1 |
| Calculation coefficient(f0) | 9.7 |
| Weight | 0.7kg |
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7015 CB/P4A / High precision angular contact ball bearing / Precision ball bearing