Roller bearings are used in all main shaft and auxiliary drive shaft applications to support pure radial load, and allow for axial shaft elongation due to temperature changes with no additional load effect on the bearing.
Angular contact bearing BA280-2WSA(280*370*40) is used in excavator travel gearbox.
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Angular contact bearing SF6015PX1(300*372*36) is used in excavator travel gearbox.
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Tapered Roller Bearings LL639249/10(196.85*241.3*23.812) is used in excavator travel gearbox.
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Angular contact bearing BA290-3WSA(290*380*40) is used in excavator travel gearbox.
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