Wanda slewing ring for construction machinery
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Catalog excerpts

Wanda slewing ring for construction machinery - 1

Slewing bearing have many forms.but the structure composed almost the same.Flgure 1 Is the basic structure of slewing bearing. Rolling element Outer ring Dust seal (ball or roller) Oil nipple Plug Plug pin Inner ring Retainer Mounbng hole Single Row Four Point Contact ball Structure Single Row Crossed Roller Structure Double Row different Ball Structure Three Row Roller Structure Ball and Roller Combination Structure Double Row Ball Structure

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