The SKF 3309A-2RS1/C3MT33 is a high-quality double row angular contact ball bearing, designed for applications requiring high rigidity and the ability to accommodate combined loads. This bearing features two seals (2RS1) to protect against contaminants and retain lubricant, ensuring extended service life. It also has a C3 internal clearance, indicating a greater than normal radial internal clearance, suitable for applications with high temperatures or where shaft expansion is expected. The MT33 designation indicates a specific grease fill. Manufactured by SKF, a leading global supplier of bearings, this part ensures reliable performance and durability.