American Manufacturing Company is a manufacturer of replacement parts for a variety of mud pumps, centrifugal pumps, rig parts and swivel parts. The company s staff uses equipment and proven quality control methods to produce a variety of pump replacement parts. These pump parts are used in many different industries. American Manufacturing products are most often used in the water well, oilfield and horizontal directional drilling industries. It products are made to standards equal to or exceeding those of the original equipment manufactures. American Manufacturing Company is a privately owned company that has a location in St. Joseph, Minn.