The NSK 6218DDUC3 is a high-quality deep groove ball bearing designed for various industrial and machinery applications. This genuine NSK bearing features a 90 mm inner diameter, 160 mm outer diameter, and 30 mm width. It is equipped with DDU contact seals on both sides to protect against contaminants and retain lubricant, ensuring extended service life. The C3 radial internal clearance is greater than normal, suitable for applications involving high speeds or significant temperature differences. This robust bearing provides reliable performance and is ideal for demanding operational environments.