Siemens FFA:000000776149

FFA:000000776149 refers to a specific rolling contact bearing known as the 22334 CC/W33 C3 D 635. This bearing is manufactured by two renowned companies, SKF and FAG Siemens.

A rolling contact bearing is a type of bearing that allows rotational movement between two surfaces. It consists of two rings, called the inner and outer rings, with rolling elements, such as balls or rollers, in between. These rolling elements reduce friction and distribute the load evenly, enabling smooth and efficient rotation.

The 22334 CC/W33 C3 D 635 bearing is designed specifically for heavy-duty applications. Its code indicates important specifications:

- 22334: The bearing's size and series number.
- CC: The bearing has a cylindrical bore design with no flange on the inner ring.
- W33: The bearing has a lubrication groove and three oil holes in the outer ring for better lubrication.

The C3 designation signifies that the internal clearance of the bearing is larger than normal, allowing for thermal expansion and higher operating speeds.

The D 635 implies that this bearing has a larger outer diameter (635 mm) to accommodate higher load capacities.