The Case IH CA133742031 is an authentic OEM O-Ring, precisely engineered with an inside diameter of 33.0 mm, an outside diameter of 42.0 mm, and a thickness of 4.5 mm. This high-quality O-Ring is designed to provide a secure and leak-free seal within critical systems of various Case IH agricultural and construction machinery. It ensures optimal performance and prevents fluid loss, contributing to the longevity and efficient operation of compatible equipment, including models from the Puma, Magnum, Maxxum, and Farmall series.