208-27-62110 bearings are used in the Excavator Final drive system of KOMATSU: 208-27-62110 BEARING KOMATSU parts PC550LC-8,PC400LC-6Z,PC400-6,PC600LC-7,PC600-8,PC600LC-6APC650LC-7
20Y-26-22331 bearings are used in the Excavator Slewing gearbox system of KOMATSU: 20Y-26-22331 BEARING KOMATSU parts:PC200-8, PC200-7, PC228USLC-3E0, PC210-10, PC200-8M0, PC228-8M0