This genuine OEM Fiatagri part 5178493 is a precision-engineered compensating washer. Designed for optimal fit and performance in a wide range of Fiat, New Holland, Case IH, Ford, and Steyr agricultural tractors and machinery, it ensures proper spacing and reduces wear. With an outer diameter of 30 mm, an inner diameter of 20 mm, and a thickness of 1.5 mm, this washer is crucial for maintaining component alignment and operational efficiency in demanding agricultural applications.