Engine number: Fits for Caterpillar 3304

Application: 311

Compatible with Caterpillar CAT 650 Excavator

For Hyundai Excavator R55 Muffler

Fits Hitachi Excavator EX230-5 EX230K-5 EX270-5 EX280H-5 Main Hydraulic Pump Coupling Assembly 4314298 6SD1 Engine number: Fits for CaterpillarMain Hydraulic Pump Coupling Assembly 4314298 Fits Hitachi Excavator EX230 5, EX230K 5, EX270 5, EX280H 5 This new aftermarket Main Hydraulic Pump Coupling Assembly connects the hydraulic pump shaft to the engine flywheel, ensuring efficient power transfer. Sold as a single unit, it is designed for specific Hitachi excavator models. Part Details Condition: New, Aftermarket Quantity: 1 Application: Hydraulic pump shaft to engine flywheel connection