XK Three Row Roller Slewing Bearings for excavator or crane
XK three row roller slewing bearings have the following features: High load;Different loads are supported by different raceways and cylindrical rollers separately. Therefore, under same loads, roller diameter can be reduced much more to make the mainframe more compact.
Applications: Hoisting, mechanical handling, mining and materials handling, offshore technology and general mechanical engineering and etc.
Three types of three row roller slewing bearings:
A. Without gear bearing (non tooth)
B. External gear bearing (external tooth)
C. Internal gear bearing (internal tooth)
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