The New Holland 80705491 is an authentic OEM lock washer designed to prevent loosening of bolted joints due to vibration and torque. This critical component ensures the integrity and safety of various New Holland agricultural and construction equipment. Manufactured to precise specifications, it provides reliable performance and a secure fit across a wide range of models, including tractors, combines, balers, and loaders. This lock washer features an inside diameter of 10.5 mm, an outside diameter of 18.0 mm, and a thickness of 2.5 mm, ensuring compatibility and durability in demanding operational environments.