The Case IH 3057749R2 is a genuine OEM O-Ring designed for sealing applications in a wide range of Case IH agricultural equipment. This high-quality O-Ring features an inner diameter of 12.37 mm and a thickness of 1.78 mm, ensuring a precise fit and reliable seal to prevent leaks and maintain system integrity. It is suitable for use in various models including Farmall, Maxxum, Puma, and Vestrum series tractors, Axial-Flow combines, and Patriot sprayers, providing essential sealing performance for hydraulic, fuel, or other fluid systems.