S71911 CB/P4A
Precision ball bearing > High precision angular contact ball bearing
S71911 CB/P4A - High precision angular contact ball bearing - Precision ball bearing
| Product model | S71911 CB/P4A |
|---|---|
| d | 55 mm |
| D | 80 mm |
| B | 13 mm |
| d1 | 63.94mm |
| d2 | 62.7mm |
| D2 | 73.2mm |
| r1,2 | min.1mm |
| r3,4 | min.0.3mm |
| a | 15.6mm |
| da | max.63.3mm |
| db | max.62.1mm |
| Da | max.75.4mm |
| Db | max.78mm |
| Fillet radius(ra) | max.1mm |
| Fillet radius(rb) | max.0.3mm |
| Pu | 0.345kN |
| Oil and gas lubrication can reach the speed | 22000r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 5.556mm |
| The number of pages(z) | 28 |
| Preload level A(GA) | 33N |
| Static axial stiffness of preload level A | 34N/µm |
| Preload class B(GB) | 66N |
| Static axial stiffness of preload class B | 45N/µm |
| Preload level C(GC) | 200N |
| Static axial stiffness of preload level C | 73N/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) | 1.02 |
| Correction factor, preload class C(f2C) | 1.07 |
| Correction factor of hybrid ceramic bearing(fHC) | 1 |
| Calculation coefficient(f0) | 9.7 |
| Weight | 0.19kg |
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S71911 CB/P4A / High precision angular contact ball bearing / Precision ball bearing