Bearings,as important components in contemporary mechanical equipment,mainly support the mechanical rotating body,which can reduce the friction coefficient during its movement and ensure its rotation accuracy.
168-8452 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
1688452 BALL BEARING Caterpillar parts fit:325B L, 325B, 322B L, 322C , 325D, 324D,329D L, 323D
4236786 bearings are used in the Excavator Final drive system of Hitachi ：
4236786 BRG.;ROL. Hitachi parts CX1000, CX1100, CX1800, CX900, EX1100, EX1100-3, EX1200-5, EX1200-5C, EX1200-5D, EX1200-6, EX800H-5, HR1200SG, KH850-3, TL1100-3, ZX1800K-3, ZX800, ZX850-3, ZX850H
1.109-00033 bearings are used in the final drive bearing system of Doosan Heavy Machinery Equipment:
1.109-00033 BEARING;ANGULAR BALL Doosan parts：DX140LC，DX140LC-3 / DX160LC-3，DX160LC，DX180LC-3，DX180LC-5
