The 6304-2RSH/C3 SKF Radial Ball Bearing is engineered for high performance with a bore size of 20 mm and an outer diameter of 52 mm. This bearing features two rubber seals that provide excellent protection against dust and moisture, ensuring longevity in demanding environments. The C3 internal clearance allows for thermal expansion and higher operational speeds, making it suitable for various industrial applications. SKF's reputation for quality ensures that this bearing meets stringent ISO standards, providing reliability and efficiency.