... 4.OEM and small order are welcome The mud pump washing pipes: Spare parts: Over a 1000,000 ... all major manufactures such as:mud pump liners,mud pump washing pipes,mud pump pistons,triplex signal action pistons,piston ... packing cage assemblies,duplex pump spares and duplex mud pump parts,triplex pump spares and triplex mud pump,piston rods,gland brass ... ,12-P-160,8-P-80,7-P-50,K-700,K-700A,K-500,K-500A, ...