707 CD/HCP4A
Precision ball bearing > High precision angular contact ball bearing
707 CD/HCP4A - High precision angular contact ball bearing - Precision ball bearing
| Product model | 707 CD/HCP4A |
|---|---|
| d | 7 mm |
| D | 19 mm |
| B | 6 mm |
| Limiting speed | 190000 r/min |
| d1 | 10.8mm |
| d2 | 10.8mm |
| D1 | 15.2mm |
| r1,2 | min.0.3mm |
| r3,4 | min.0.15mm |
| a | 4.8mm |
| da | min.9mm |
| db | min.9mm |
| Da | max.17mm |
| Db | max.18.2mm |
| Fillet radius(ra) | max.0.3mm |
| Fillet radius(rb) | max.0.15mm |
| Fuel injector position(dn) | 11.7mm |
| Pu | 0.03kN |
| Oil and gas lubrication can reach the speed | 120000r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 3.572mm |
| The number of pages(z) | 8 |
| Reference grease quantity(Gref) | 0.12cm³ |
| Preload level A(GA) | 8N |
| Static axial stiffness of preload level A | 10N/µm |
| Preload class B(GB) | 15N |
| Static axial stiffness of preload class B | 13N/µm |
| Preload level C(GC) | 30N |
| Static axial stiffness of preload level C | 18N/µm |
| Preload level D(GD) | 60N |
| Static axial stiffness of preload level D | 24N/µm |
| Correction factor depends on bearing series and size (f) | 1.02 |
| 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, preload class D(f2D) | 1.09 |
| Correction factor of hybrid ceramic bearing(fHC) | 1.02 |
| Calculation coefficient(f0) | 9.9 |
| Weight | 0.007kg |
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707 CD/HCP4A / High precision angular contact ball bearing / Precision ball bearing