The SKF H209 is a genuine adaptor sleeve designed for mounting bearings with a tapered bore onto cylindrical shafts. This essential component includes a robust lock nut (KM 9) and a locking device (MB 9) to ensure secure fastening. Featuring a 40mm bore diameter, 65mm outer diameter, and 40mm width, it is engineered for precision and durability in various industrial and agricultural applications. The M45x1.5 thread ensures a tight fit, providing reliable performance for machinery requiring secure bearing installation.