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
207-27-51220 bearings are used in the Excavator Final drive system of KOMATSU：
207-27-51220 BEARING KOMATSU parts PC250LC-6LE PC300-5 PC300-3 PC300-5K PC310-5
207-27-61310 bearings are used in the Excavator Final drive system of KOMATSU：
207-27-61310 BEARING KOMATSU parts PC250, PC250HD-6Z, PC300, PC300SC,PC300-5，PC300-6， PC310, PC340-6K，PC340, PC350，PC350-6
207-27-51220 bearings are used in the Excavator Final drive system of KOMATSU：
207-27-51220 BEARING KOMATSU parts PC250LC-6LE PC300-5 PC300-3 PC300-5K PC310-5
207-27-61310 bearings are used in the Excavator Final drive system of KOMATSU：
207-27-61310 BEARING KOMATSU parts PC250, PC250HD-6Z, PC300, PC300SC,PC300-5，PC300-6， PC310, PC340-6K，PC340, PC350，PC350-6
207-27-51220 spare parts are used in the Excavator Final drive system of KOMATSU：
207-27-51220 BEARING KOMATSU parts PC250LC-6LE PC300-5 PC300-3 PC300-5K PC310-5
20Y-27-22230 bearings are used in the Excavator travel system of KOMATSU：
20Y-27-22230 BEARING KOMATSU parts:PC220LC-8,PC240-8K,,PC228US-8,PC100L-6,PC158USLC-2,PC158US-2,PC200-6Z,PC200-7,PC210-6,PC210-7
208-27-51240 bearings are used in the Excavator Final drive system of KOMATSU：
208-27-51240 BEARING,BALL KOMATSU parts PC380LC-6K, PC380LC-7K, PC400-6Z, PC400-5, PC400-6Z,PC400LC-7,PC410LC-5,PC450-6,PC600LC-6A
K9007403 bearings are used in the final drive bearing system of Doosan Heavy Machinery Equipment:
K9007403 BEARING;ANGULAR BALL Doosan parts：DX200A，DX210 / DX225LCB，DX220A / DX225LCA，DX220AF，DX225LC-3，DX225LC-3，DX225LC-5，DX230LC，DX235LC-5，DX235LCR-5，DX255LC-3，DX255LC-3，DX260LCA
