421-22-12790 bearings are used in the Loader Gearbox Bearing system of komatsu heavy machinery equipment：
421-22-12790 BEARING KOMATSU parts 542, 545, HM350, HM400, WA420, WA470
06043-00215 bearings are used in the Excavator Slewing system of KOMATSU：
06043-00215 BEARING KOMATSU parts： PC60-5 , PC60-6, PC75UU-1, PC70-6, PC80-3, PW60S-3
20Y-26-22331 bearings are used in the Excavator Slewing gearbox system of KOMATSU：
20Y-26-22331 BEARING KOMATSU parts：PC200-8, PC200-7, PC228USLC-3E0, PC210-10, PC200-8M0, PC228-8M0
20Y-26-22342 bearings are used in the Excavator Slewing gearbox system of KOMATSU：
20Y-26-22342 BEARING KOMATSU parts：PC210-10, PC228USLC-8, PC210-8K, PC200-8M0, PC200F-8
06000-22326 bearings are used in the Excavator Slewing gearbox system of KOMATSU：
06000-22326 BEARING KOMATSU parts： PC550LC-8, PC400LC-6Z, PC400-7E0, PC400-8, PC400-5D, PC450LC-7, PC410-5, PC750SE-7, PC750-6, PC800SE-7, PC800SE-8, PC800-6, PC1000-1,PC490LCI-11
22U-26-21340 bearings are used in the Excavator Slewing gearbox system of KOMATSU：
06000-22326 BEARING KOMATSU parts：22U-26-21340 BEARING KOMATSU parts：PC200-7, PC228US-3-YB, PC210-7-CG
20Y-27-21260 bearings are used in the Excavator Final drive system of KOMATSU：
20Y-27-21260 BEARING KOMATSU parts：PC200-6, PC400LC-6Z, PC100L-6, PC200-8, PC200-7, PC210LC-6, PC220LC-6, PC220LC-7, PC230-6, PC300-6, PC350-6, PC400-6C, PC340NLC-6K
207-27-72210 bearings are used in the Excavator Final drive system of KOMATSU：
20Y-27-21260 BEARING KOMATSU parts：PC360LC-10， PC300-8M0， PC270-8， PC290LC-11
208-27-71230 bearings are used in the Excavator Final drive system of KOMATSU：
208-27-71230 BEARING KOMATSU parts: PC550LC-8， PC400-7E0， PC450-8， PC300LL-7E0
708-2H-12430 bearings are used in the Excavator Hydraulic pump system of KOMATSU：
708-2H-12430 BEARING KOMATSU Hydraulic pump parts fit：PC400-8, PC450-8, PC400-7, PC450-7.
708-1W-42110 bearings are used in the Excavator Hydraulic pump system of KOMATSU：
708-1W-42110 BEARING KOMATSU Hydraulic pump parts fit：PC650-8EO, PC600-8EO, PC700-8EO, PC800-8EO.
708-2G-12151 bearings are used in the Excavator Hydraulic pump system of KOMATSU：
708-2G-12151 BEARING KOMATSU Hydraulic pump parts fit：PC350-8, PC300-7, PC300-8, PC360-7, PC360-10.
708-1W-42120 bearings are used in the Excavator Hydraulic pump system of KOMATSU：
708-1W-42120 BEARING KOMATSU Hydraulic pump parts fit：PC650-8EO, PC600-8EO, PC700-8EO, PC800-8EO.
708-1H-22150 bearings are used in the Excavator slewing motor system of KOMATSU：
708-1H-22150 BEARING KOMATSU Hydraulic pump parts fit：PC400-6, PC400-8, PC450-8, PC550-8, PC1250-8
