The Nachi 6328 C3 deep groove ball bearing features an open design with a 140mm inner diameter, 300mm outer diameter, and 62mm width. It has a radial clearance of C3, allowing for thermal expansion and high-speed operation up to 2600 rpm. The bearing is made of standard bearing steel with a stamped steel cage, offering a dynamic load rating of 253,000 N and a static load rating of 246,000 N. This large, precision bearing supports radial and axial loads, ensuring high running accuracy and durability in demanding industrial applications. It weighs approximately 19.55 kg and is manufactured in Japan for quality assurance.