322-8733 434-8188 477-8794 3228733 4348188 4778794 336D2 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi

259-0682 327-7263 295-9674 2590682 3277263 2959674 336D2 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi