The Case IH PW50S00004S004 is an authentic OEM M4x0.7 flange nut, engineered for reliable and secure fastening across a wide range of Case IH agricultural and construction equipment. This high-quality nut features an integrated flange, which helps distribute the load over a larger area, reducing the risk of loosening and providing enhanced stability. Essential for maintaining the integrity of critical assemblies, this genuine part ensures proper fitment and long-lasting performance in demanding operational environments.