... for excavator 2.The dia range from 300mm to 2000mm 3.Good service ,prompt delivery 4.Competitive price slewing bearing for ... moment. Slewing bearings generally have installation holes, inner teeth, outside teeth, lubricants holes and sealing devices, which enable the ... single-row ball slewing bearings with outer teeth or inner teeth, or without teeth, single-row cross roller slewing bearings, ...