The Case IH K908509 is a genuine OEM flat washer designed for various Case IH agricultural machinery, including Maxxum series (5120, 5130, 5140, 5220, 5230, 5240, 5250) and MX series (MX100, MX110, MX120, MX135, MX150, MX170) tractors. This essential component provides even load distribution and prevents loosening of fasteners in critical applications. With an inner diameter of 26.97 mm, an outer diameter of 41.28 mm, and a thickness of 3.18 mm, it ensures a precise fit and reliable performance.