Oee's f-series mud pump is horizontal triplex single acting piston pump .Duration the process of oilfield deep well and super deep well can circuit drilling fluid , wash bottom of well, take along cuttings, cool, lubricate bit and consolidate sidewall, with the high pressure jet bit can be fit for braking cuttings, enhance drill well speed; meanwhile, also can act as driving bottom drilling tool by providing flowing fluid . The pump has features of advanced structure, small volume , used reliably , preferable exchange and easy maintenance , etc. The mud pump consist power part and hydraulic part. Power part include: frame, small gear shaft, bent axle, crosshead, intermediate rod. Hydraulic part include: hydro cylinder assembly, valve assembly, cylinder liner, piston and suck &bleed manifold.