The Case IH CA133700290153 is a genuine OEM washer designed for critical fastening applications in Case IH agricultural and construction equipment. This precision-engineered washer helps distribute load, prevent loosening, and reduce wear on components. Essential for maintaining the integrity and performance of various Case IH tractors and machinery, including models in the Farmall, Maxxum, and Puma series. With an outer diameter of 29 mm, an inner diameter of 15.3 mm, and a thickness of 1.5 mm, it meets strict OEM specifications for fit and durability.