RUAG Aviation maintains, repairs and overhauls engine components as well as avionic systems. Gas turbine accessories such as gear boxes, fuel components and generators are supported for the J-85 (F-5 Tiger) and the F404 (F/A-18) engines. For the same platforms also hydraulic systems, avionics components and radar equipment are serviced.

In addition to that RUAG Aviation also offers maintenance, repair and overhaul services for cargo hooks, rescue hoists, landing gear, wheels & brakes, communication and navigation systems, ejection seats as well as self protection systems.