The Överum 1659890800 crown nut is an authentic OEM component designed for reliable and secure fastening in various Överum agricultural implements, primarily plows. This specialized nut features a castellated design, allowing for the insertion of a cotter pin to prevent loosening due to vibration, ensuring critical connections remain stable during operation. Manufactured to Överum's stringent quality standards, it guarantees precise fitment and long-lasting performance, essential for maintaining the integrity and safety of your machinery.