Bearings,as important components in contemporary mechanical equipment,mainly support the mechanical rotating body,which can reduce the friction coefficient during its movement and ensure its rotation accuracy.
20Y-27-11570 bearings are used in the Excavator travel system of KOMATSU：
20Y-27-11570 BEARING KOMATSU parts：PC150HD-5K，PC180LC-5K，PC200-5C，PC200-6Z，PC210-6，PC210LC-5K，PC220-5C，PC220-6Z
ASAHI UCP306 Pillow Block With Bearing Material Chrome Steel/GCr15/Bearing Steel And Housing material Cast Iron HT200/ Ductile Iron Are Used For Agricultural Machinery.
209-27-61360 bearings are used in the Excavator Final drive system of KOMATSU：
209-27-61360 BEARING KOMATSU parts： PC1250LC-8，PC700LC-8E0,PC1250-7,PC650-5,PC710-5,PC750SE-6,PC750LC-7,PC800SE-8,PC850-8
The code of Insert ball bearing with set screw is uc200 series (light series), uc300 series (heavy series) and UB (sb) 200 series. If the application environment is small, uc200 series is usually selected on the applications,, otherwise uc300 series is selected. Generally, there are two jackscrews on the spherical surface ball bearing, with an included angle of 120 °.
