The Case-IH 311321 is a genuine OEM seal designed for a wide range of Case-IH agricultural and industrial equipment. This critical component ensures proper sealing in various applications, preventing leaks and maintaining the integrity of hydraulic, engine, or transmission systems. Manufactured to original equipment specifications, the 311321 seal provides reliable fitment and durability, contributing to the optimal performance and longevity of your machinery. It is compatible with numerous Case-IH combines, cotton pickers, forage harvesters, industrial tractors, tractors, and windrowers.