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.
20Y-27-11570 bearings are used in the Excavator Final drive system of KOMATSU：
20Y-27-11570 BEARING KOMATSU parts：PC150HD-5K，PC180LC-5K，PC200-5C，PC200-6Z，PC210-6，PC210LC-5K，PC220-5C，PC220-6Z.
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
4192639 SPARE PARTS are used in the Excavator Final drive system of Hitachi ：
4192639 BRG.;ROL. Hitachi parts EX60-2, EX60-3, EX60LCK-3, EX60LCT-3, EX60T-2, EX90
F695ZZ bearing is a flanged ball bearing made of chrome steel in which the bearing is metal shield from both sides It has an 5mm inner diameter, a 13mm outer diameter, a 4mm thickness, and an 15mm flange.
4321887 bearings are used in the Excavator Final drive system of Hitachi ：
4321887 BRG.;ROL. Hitachi parts CHR70, EX100-2, EX100-3, EX100-3C, EX100-5, EX100-5 JPN, EX100M-5, EX120-2, EX120-3, EX120-3C, EX120-5, EX120-5 JPN, EX120-5HG, EX120-5LV JPN, EX120-5X, EX120-5Z, EX120K-2, EX120K-3, EX120SS-5, EX130H
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
