Profile: Double O Mfg., Inc. deals with military & industrial fabrications and weldments. Our equipment includes amsco engineering vacuum pump systems and airco portable soil decontamination units. Our amsco engineering vacuum pump system includes base fabrication, stainless steel vessels, carbon steel vessels and equipment assembly. We provide services such as carbon steel weldments, stainless steel weldments, aluminum weldments, machining and welding. We are involved with fabrications, which feature pump housings, motor housings and inlet heads.