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.
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
207-27-61310 bearings are used in the Excavator Final drive system of KOMATSU：
207-27-61310 BEARING KOMATSU parts PC250, PC250HD-6Z, PC300, PC300SC,PC300-5，PC300-6， PC310, PC340-6K，PC340, PC350，PC350-6
06043-00215 bearings are used in the Excavator Slewing system of KOMATSU：
06043-00215 BEARING KOMATSU parts： PC60-5 , PC60-6, PC75UU-1, PC70-6, PC80-3, PW60S-3
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
102-6525 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
1026525 BEARING Caterpillar parts fit:312, 315, 317 & 317N
0.875" ID, 2.0472" Cylindrical OD, 0.5910" Inner Ring Width, 1" Outer Ring Width ,Hex Bore, Two Single Lip Seals 205KRR2 Agriculture Bearing,We Can Provide Sample Test Before Order .
