单排四点接触球式回转支承由两个座圈组成，结构紧凑，重量轻，钢球与圆弧滚道四点接触，能同时承受轴向力，径向力和倾翻力矩，回转式输送机，焊接操作机，中小型起重机和挖掘机等工程机械均可选用。
The single-row four points contact ball Slewing Bearing is composed of 2 seat-rings.It features compact in designand light in weight.The balls contact with the circular race at four pointsvia which the axial forceradial force and resultant moment may be born simultaneously.
It may be used for slewing conveyorswelding arms and positionerslightmedium duty cranesexcavators and other engineering machines.
- 发布公司：徐州鑫达回转支承有限公司
- 联系人：李宝健
- 联系方式：0516-83201088
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