
22256 CC/C3W33
weight:108 kg
Spherical roller bearing
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Products Description
| Bore diameter | 280 mm |
| Outside diameter | 500 mm |
| Width | 130 mm |
| Basic dynamic load rating | 2 795 kN |
| Basic static load rating | 3 750 kN |
| Reference speed | 1 100 r/min |
| Limiting speed | 1 500 r/min |
| Product net weight | 108 kg |
Product Related
Designed to tackle extreme mechanical stress, the 22256 CC/C3W33 spherical roller bearing excels in balancing massive load-carrying capacities with rotational precision. This specific variant utilizes the CC-type architecture, which replaces the fixed center rib with a floating guide ring, allowing the symmetrical rollers to position themselves perfectly for optimal load distribution. The inclusion of C3 internal clearance is a deliberate design choice for industrial setups where heat buildup is anticipated; this extra "breathing room" prevents seizure by accommodating the natural expansion of steel components during continuous, high-torque cycles.
The operational longevity of the 22256 CC/C3W33 is further bolstered by its integrated W33 lubrication system. By featuring a peripheral groove and specialized ports in the outer raceway, the bearing facilitates a direct path for lubricants to reach the high-friction zones, effectively flushing out contaminants and heat. Its self-aligning capability is its greatest asset, permitting the bearing to function flawlessly even when faced with significant shaft deviations or housing misalignments. For operators in the aggregate, cement, or marine sectors, adopting this robust component translates to fewer unplanned shutdowns and a significantly more resilient drivetrain.

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