Internal toothed triple row roller slewing ring
100 - 8500 mm THB Bearings

THB Three row cylindrical roller slewing ring bearing has three seat-rings, which spearating the upper, lower and radial raceways, via which the load of each row of the rollers maybe specified. It may bear different loads simulataneously and its load capacity is the largest one among the 5 types.

Owing to large size of its axle and radius, it's sturdy and especially suitable for heavy-duty machineries which require large working diameter. Such as bucket wheel excavators, wheel loader, deck cranes, offshore cranes, port cranes, steel transporters, heavy duty mobile cranes, etc.

133.60.4500
Gear: internal teeth
outer diameter: 4482mm
inner diameter: 4218mm
Height: 270mm
Structure: three row cylindrical roller