The KM 21 RICH is a standard locknut designed to be used with corresponding lock washers (not included) to reliably secure rolling bearings, sleeves, and other components onto a shaft. This robust component features an M105x2 thread and provides essential axial support to maintain the correct positioning of assemblies. With precise dimensions of 105 mm bore, 140 mm outer diameter, and 18 mm width, the KM 21 RICH offers a dependable solution for mounting and setting the clearance or preload of large bearing arrangements in industrial machinery.
Data sheet