The Corteco 12013338B is a high-quality Combi Seal, also known as a cassette seal, with precise dimensions of 74mm inner diameter, 91mm outer diameter, and 12mm width. This robust seal is engineered to provide superior sealing performance in demanding agricultural and industrial environments, protecting bearings from contaminants and retaining lubricants effectively. It is a genuine Corteco component, ensuring reliability and compatibility for various machinery applications.