HD15174x Hydraulics - main applications: CATERPILLAR 300 (Kettenbagger / Crawler Excavators). HITACHI EX- Serie (Raupenbagger / Crawler Excavator), FH- Serie (Raupenbagger / Crawler Excavator). KOBELCO K/KW-Serie, MD-Serie, SK-Serie. KOMATSU HA/HD/HM//E (Muldenkipper / Dumper / Mining Trucks, PC