The SKF 3304A2RS1TN9C3MT33 is a genuine SKF double row angular contact ball bearing, designed for applications requiring high rigidity and the accommodation of axial loads in both directions. It features contact seals (2RS1) on both sides to protect against contaminants and retain lubricant, a durable glass fibre reinforced polyamide 66 cage (TN9), and C3 radial internal clearance, which is greater than normal. This bearing is pre-lubricated with MT33 grease, suitable for an operating temperature range of -30 to +110 °C. With a bore diameter of 20 mm, an outer diameter of 52 mm, and a width of 22.2 mm, it offers reliable performance for various industrial machinery.