7008 CE/HCP4AH1
Precision ball bearing > High precision angular contact ball bearing
7008 CE/HCP4AH1 - High precision angular contact ball bearing - Precision ball bearing
| Product model | 7008 CE/HCP4AH1 |
|---|---|
| d | 40 mm |
| D | 68 mm |
| B | 15 mm |
| Limiting speed | 56000 r/min |
| d1 | 49.7mm |
| d2 | 47.6mm |
| D1 | 58.25mm |
| Lubrication hole diameter (K) | 0.5mm |
| C1 | 5.03mm |
| r1,2 | min.1mm |
| r3,4 | min.0.6mm |
| a | 14.8mm |
| da | min.44.6mm |
| db | min.44.6mm |
| Da | max.63.4mm |
| Db | max.63.8mm |
| Fillet radius(ra) | max.1mm |
| Fillet radius(rb) | max.0.6mm |
| Fuel injector position(dn) | 51.6mm |
| Pu | 0.236kN |
| Oil and gas lubrication can reach the speed | 36000r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 7.144mm |
| The number of pages(z) | 19 |
| Reference grease quantity(Gref) | 2.8cm³ |
| Preload level A(GA) | 65N |
| Static axial stiffness of preload level A | 38N/µm |
| Preload class B(GB) | 200N |
| Static axial stiffness of preload class B | 60N/µm |
| Preload level C(GC) | 390N |
| Static axial stiffness of preload level C | 81N/µm |
| Correction factor depends on bearing series and size (f) | 1.06 |
| The correction factor depends on the contact angle(f1) | 1 |
| Correction factor, preload class A(f2A) | 1 |
| Correction factor, preload class B(f2B) | 1.03 |
| Correction factor, preload class C(f2C) | 1.05 |
| Correction factor of hybrid ceramic bearing(fHC) | 1.01 |
| Calculation coefficient(f0) | 8.1 |
| Weight | 0.17kg |
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7008 CE/HCP4AH1 / High precision angular contact ball bearing / Precision ball bearing