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.
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.
136-2823 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
1362823 BEARING Caterpillar parts fit:312B, 315B,315D
