Komatsu 707-98-47620 Bucket Cylinder Seal Kit

The 707-98-47620 bucket cylinder seal kit is engineered for hydraulic cylinder repair on Komatsu excavators. It contains all necessary seals, wear rings, and O-rings to rebuild the bucket cylinder to OEM specifications. The kit accommodates a 90 mm rod diameter and 130 mm bore diameter. Materials include polyurethane (PU), nitrile rubber (NBR), hydrogenated nitrile (HNBR), polytetrafluoroethylene (PTFE), and rubber compounds for abrasion resistance, oil resistance, and high chemical resistance. Designed for heavy-duty service in construction machinery applications. Direct replacement for Komatsu part numbers 707-98-47620 and 7079847620. Compatible with PC200-3, PC200-5, PC200-6, PC210-6, PC220-5, PC220-6, PC230-6, PC210LC-6, and PC220LC-6 models. Verifies fitment for specific serial number ranges before installation.