Approved Aeronautics manufactures and distributes hard-to-find aircraft parts approved by the Federal Aviation Agency. Its customers range from major airlines operating Boeing 737 and 757 aircraft to fleet operators of piston-driven general aviation aircraft. The parts it offers includes parts for hydraulic systems, commercial interiors, engine heat management, fasteners and cargo rollers. The company utilizes a comprehensive assortment of equipment capabilities including wire electrical discharge machining, conventional machining, digitally controlled stamping press, robotic loaders and unloaders, fourslides and assembly equipment. Approved Aeronautics is headquartered in Pomona, Calif.