BAI, Inc. works with its trading partner, Kanematsu Aerospace Corporation, to distribute Military Aircraft and Ground Support spare parts to the end-user JSDF and all its services. Parts are also distributed to the major OEM companies like MHI, KHI, FHI and IHI. The aircraft supported include F-15, F-4, C-130, UH-60, CH-47 and E-2C among others. BAI is also a major supplier of Patriot Missile Components.

BAI specializes in providing traceable, newly-manufactured components and raw materials for these aircraft (including their power plants) and air-defense missiles. BAI obtains products from approved souces and works closely with its suppliers.