S7212 ACD/HCP4A
Precision ball bearing > High precision angular contact ball bearing
S7212 ACD/HCP4A - Precision ball bearing - High precision angular contact ball bearing
| Product model | S7212 ACD/HCP4A |
|---|---|
| d | 60 mm |
| D | 110 mm |
| B | 22 mm |
| d1 | 76.4mm |
| d2 | 76.4mm |
| D2 | 96.8mm |
| r1,2 | min.1.5mm |
| r3,4 | min.0.6mm |
| a | 30.9mm |
| da | max.75.6mm |
| db | max.75.6mm |
| Da | max.101mm |
| Db | max.105.8mm |
| Fillet radius(ra) | max.1.5mm |
| Fillet radius(rb) | max.0.6mm |
| Pu | 1.37kN |
| Oil and gas lubrication can reach the speed | 14000r/min |
| Contact angle(α) | 25° |
| Ball diameter(Dw) | 14.288mm |
| The number of pages(z) | 16 |
| Preload level A(GA) | 350N |
| Static axial stiffness of preload level A | 202N/µm |
| Preload class B(GB) | 700N |
| Static axial stiffness of preload class B | 264N/µm |
| Preload level C(GC) | 1400N |
| Static axial stiffness of preload level C | 349N/µm |
| Preload level D(GD) | 2800N |
| Static axial stiffness of preload level D | 470N/µm |
| Correction factor depends on bearing series and size (f) | 1.07 |
| The correction factor depends on the contact angle(f1) | 0.99 |
| 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 |
| Limit value (e) | 0.68 |
| Axial load factor (single shaft, tandem shaft)(Y2) | 0.87 |
| Axial load factor (single shaft, tandem shaft)(Y0) | 0.38 |
| Axial load factor (single shaft, tandem shaft)(X2) | 0.41 |
| Axial load factor (back to back, face to face) (Y1) | 0.92 |
| Axial load factor (back to back, face to face) (Y2) | 1.41 |
| Axial load factor (back to back, face to face) (Y0) | 0.76 |
| Radial load factor (back to back, face to face) (X2) | 0.67 |
| Weight | 0.71kg |
Product Details
The S7212 ACD/HCP4A is part of the High precision angular contact ball bearing series within our Precision ball bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.
Typical applications include: electric motors, pumps, gearboxes, agricultural machinery and automotive systems. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.
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S7212 ACD/HCP4A / High precision angular contact ball bearing / Precision ball bearing