Cheaper crosshead for mud pump Product description The crosshead supplied by lake petro is manufactured from high quality, cast steel and the guides are from a quality manganese bronze normally used in bearings. This combination of materials provides a low friction interface and generates very little heat, which indications no friction, which equates to no wear. Lake petro has very rich experience in supplying spare parts of mud pump to the worldwide oil drilling industry.We stock and sell a wide selection of mud pump fluid end expendables and spares parts. Mud pump parts for f series mud pump, for p series mud pump, for pz series mud pump, for 3nb series mud pump. These parts include liners, pistons, valves & seats, piston rods, rod clamps, extension rods, all Fluid end seals and gaskets, fluid cylinder modules and accessories, as well as power end Components, such as crankshaft assemblies, gear sets, connecting rods, crosshead, and bearings.