The Case IH CA405462R1 is a genuine OEM sealing ring, commonly referred to as an O-ring. This critical component ensures a tight seal in various applications across a wide range of Case IH agricultural and construction equipment, including combines, tractors, and planters. Measuring 104.49 mm inner diameter, 110.08 mm outer diameter, and 2.79 mm thickness, it is designed for durability and precise fitment to prevent leaks and maintain system integrity. This O-ring is a direct replacement for part numbers 87304190, 87692742, and 87692743.