The Case IH LF3321 is a high-quality engine oil spin-on filter, designed to provide superior filtration and protection for Case IH agricultural machinery. This filter features a 1-16 UN-2B thread size, an anti-drainback valve, and a bypass valve set at 172.37 kPa (25 PSI) to ensure consistent oil flow and prevent dry starts. With an overall height of 174.06 mm and a largest outer diameter of 93.73 mm, it is engineered for a precise fit and reliable performance in compatible Case IH tractor models.