The 6203 deep groove ball bearing features a 17 mm inner diameter, 40 mm outer diameter, and 12 mm width, designed for high-speed and high-load applications. It offers a dynamic load rating up to 9.95 kN and a static load rating around 4.75 kN, with limiting speeds reaching 24,000 to 38,000 RPM depending on lubrication. Manufactured to ABEC 3 precision standards, it includes 8 high-grade steel balls and is available in open, shielded, or sealed variants for enhanced durability and contamination resistance. Its compact dimensions and robust steel construction make it ideal for automotive, industrial machinery, and automation uses.