90301-ZW1-003 Propeller Hub Nut - Overview. The 90301-ZW1-003 Propeller Hub Nut is a crucial component within Honda marine propulsion systems, specifically designed to securely attach the propeller to the engine's drive shaft. This nut plays an essential role in maintaining the operational integrity of the propeller assembly, ensuring reliable and efficient mechanical motion in Honda marine engine systems. Manufactured to exact factory specifications and tolerances, it guarantees seamless integr