23276 CA/W33 Bearing

23276: This numerical designation indicates the bearing's size and series. The "232" prefix signifies a specific dimensional series, and "76" relates to the bore diameter (often, but not always, in millimeters). This combination determines the bearing's overall dimensions and load-carrying capacity.
CA: This suffix denotes a specific internal design. "CA" typically indicates a machined brass cage, which offers high strength and good guidance for the rollers, especially in demanding applications. This design often allows for higher load ratings compared to some other cage designs.
W33: This suffix usually refers to specific lubrication features. "W33" commonly indicates lubrication holes and a lubrication groove in the outer ring. These features facilitate relubrication of the bearing, which is crucial for extending its service life, especially in harsh operating environments or when frequent maintenance is possible.
Key Characteristics and Applications:
High Radial Loads: The design with spherical rollers and a spherical outer ring raceway allows these bearings to carry substantial radial loads.
Misalignment: This is a key feature. The spherical outer ring raceway allows the bearing to accommodate angular misalignment between the shaft and housing, preventing premature wear and failure due to shaft deflection or mounting inaccuracies.

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