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.
39Q6-42120 bearings are used in the final drive Bearing system of HYUNDAI heavy machinery equipment：
39Q6-42120 HYUNDAI BEARING parts
Apply to R250LC9, R250LC9A, R260LC9S, RB220LC9S, RB260LC9S, RD210-7, RD210-7V, RD220-7, RD220LC9
706-77-43880 bearings are used in the Excavator slewing motor system of KOMATSU：
706-77-43880 BEARING KOMATSU parts fit：PC350-8, PC300-8, PC1250-8, PC400-8, PC340-6, PC450-6, PC380-6, PC400-6.
163-1656 163-1657 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
1631656 1631657 SPECIAL TAPERED Caterpillar parts fit: 374F L , 365B L , 345B , 365C L , 374D L, 374F L.
279-0344 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
2790344 BEARING AS-TAPERED ROLLER Caterpillar parts fit:336 , 340 , 336F , 336D2 L , 340F, 335F L ,345 GC, 330D, 330C, 328D L
