

CC series bearings use pressed cages and optimised roller profile crowning for lower friction and temperature rise. Their self-aligning design compensates for shaft deflection and mounting error, suiting wind main shafts, large motors and gearboxes.
| Category | Spherical Roller Bearings |
| Precision class | P0 / P6 / P5 (P4 for precision types) |
| Clearance group | C0 / C2 / C3 / C4 (by application) |
| Material | GCr15 high-carbon chromium steel / carburising steel (optional) |
| Heat treatment | Quenched & tempered, 58–64 HRC, dimensional stabilised |
| Standards | GB/T 307 / ISO 492 / JB-T (per product) |
Sample of common models (10 models in total — contact us for the full catalogue)
| Model | Dimensions (mm) | Load rating (kN) | Speed limit (r/min) | Weight | |||||
|---|---|---|---|---|---|---|---|---|---|
| Cyl. bore | Taper bore | d | D | B | C Dynamic | C0 Static | Reference | Max. | |
| 22205CC/W33 | 22205CCK/W33 | 25 | 52 | 18 | 49.1 | 43.8 | 12200 | 15100 | 0.26 |
| 21305CC/W33 | 21305CCK/W33 | 25 | 62 | 17 | 48.8 | 41.2 | 8700 | 10500 | 0.28 |
| 22206CC/W33 | 22206CCK/W33 | 30 | 62 | 20 | 65.6 | 59.6 | 9300 | 12400 | 0.29 |
| 21306CC/W33 | 21306CCK/W33 | 30 | 72 | 19 | 64.5 | 60.8 | 7600 | 8900 | 0.41 |
| 22207CC/W33 | 22207CCK/W33 | 35 | 72 | 23 | 87.9 | 83.4 | 8100 | 10200 | 0.45 |
| 21307CC/W33 | 21307CCK/W33 | 35 | 80 | 21 | 79 | 70.9 | 6700 | 8400 | 0.55 |
| 22208CC/W33 | 22208CCK/W33 | 40 | 80 | 23 | 97.2 | 88.2 | 7200 | 9500 | 0.53 |
| 21308CC/W33 | 21308CCK/W33 | 40 | 90 | 23 | 109 | 108 | 6200 | 8200 | 0.75 |
| 22308CC/W33 | 22308CCK/W33 | 40 | 90 | 33 | 153 | 140 | 5400 | 6900 | 1.05 |
| 22209CC/W33 | 22209CCK/W33 | 45 | 85 | 23 | 103.5 | 97.9 | 7000 | 8800 | 0.58 |
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