The SKF 305803C2Z is a genuine SKF Explorer double row angular contact ball bearing, featuring seals on both sides (2Z) for enhanced protection against contaminants and extended service life. With a bore diameter of 40 mm, an outer diameter of 80 mm, and a width of 30.2 mm, this robust bearing is designed for applications requiring high rigidity and the ability to accommodate combined radial and axial loads. It boasts a basic dynamic load rating of 43.5 kN and a static load rating of 30 kN, making it suitable for demanding industrial and machinery environments.