The single row four point contact ball slewing bearing is composed of two seat rings, which design in compact structure and light weight, steel ball contact with the circular raceway at four point, ....
Jiangsu Right Slewing Ring Co., Ltd is located in .... the r& d, designing and producing precision slewing bearings. Our company is commitment to provide customers both at home and abroad with....
Double row ball slewing bearing has three seat ring, the steel ball and the spacing block can be directly arrange into the upper and lower races, two rows of upper and lower steel balls with....
Double row different ball slewing bearing s axial and radial size are relatively large and solid in structure, so it is specially suitable for the medium diameter tower cranes, truck mounted cranes....