價 格：2100

單排四點接觸球式回轉(zhuǎn)支承由兩個座圈組成，齒回承結(jié)構(gòu)緊湊，轉(zhuǎn)支重量輕，齒回承鋼球與圓弧滾道四點接觸，轉(zhuǎn)支能同時承受軸向力，齒回承徑向力和傾翻力矩，轉(zhuǎn)支回轉(zhuǎn)式輸送機，齒回承焊接操作機，轉(zhuǎn)支中小型起重機和挖掘機等工程機械均可選用。齒回承

The轉(zhuǎn)支 single-row four points contact ball Slewing Bearing is composed of 2 seat-rings.It features compact in design,and light in weight.The balls contact with the circular race at four points,via which the axial force,radial force and resultant moment may be born simultaneously.

It may be used for slewing conveyors,welding arms and positioners,light,medium duty cranes,excavators and other engineering machines.