The Operational Components Group specializes in the design, engineering, original  equipment manufacture and overhaul/repair refurbishment of aircraft and industrial gas turbine engine components. Triumph Operational Components also develops parts  manufacturing authority (PMA) on selected aerospace engine components, examples being diffusers and impellers, which give customers the option to lower their costs while maintaining reliability. This group provides a full breadth of products ranging from  precision detail machined parts to engine ready complex sheetmetal assemblies to their customers, which include OEM’s and operators. Hot section manufacturing and  refurbishment expertise allows these companies to participate in a broad range of gas turbine engine applications consisting of microturbines, commercial/military APU’s, small propulsion engines and large land based gas turbines. Above: Combustion liner  and transition assembly used  in industrial gas turbines. MARKETS PRODUCTS AND SERVICES ■ Worldwide commercial airlines ■ Air cargo carriers ■ Aviation OEMS ■ Industrial Gas Turbine OEM’s ■ Metal forming (bulge/drop hammer/hydroform) ■ Laser cutting ■ Heat treating ■ Repair and refurbishment of hot section components ■ Tube fabrication ■ E-beam weld ■ Plasma, TBC and HVOF Coatings ■ Tight tolerance machining ■ Brazing ■ Annular and can combustion baskets ■ Transition assemblies ■ Exhaust plug and nozzle assemblies ■ Valve bodies ■ Oil tanks ■ Tube assemblies ■ Turbine plenums ■ Diffusers Right: Annular combustion  chamber for propulsion  aircraft. 6 Electronic Arc Operational Components Group