## AEROSPACE AND DEFENSE 

p rovides power transmission systems and flight-critical components for civil and military aircraft. Our product portfolio includes helicopter transmissions and rotor-head assemblies, bearings, turbine engine components, gears and housings. We focus on the entire lifecycle of aircraft. In addition to original equipment, we provide a wide range of aftermarket products and services for global customers, including complete engine overhaul, bearing repair, component reconditioning and replacement parts. Our precision bearings also have applications in spacecraft and robotic vehicles, like Curiosity, the newest Mars rover. Customers for these precision bearings also include manufacturers of medical and health equipment, machine tools, industrial motion control systems and precision robotics. Our products are integrated into: 

• Gas Turbine Engines and Gearboxes 

• Helicopter Transmission Systems 

• Rotor Systems 

• Auxiliary Power Units 

• Landing Gear 

• Instrumentation 

• Guidance Systems 

• Spaceflight Systems 

• Sensor Chips/Encoder 

• Medical Imaging 

• Motion Control Systems 

• Machine Tools 

• Semiconductor Manufacturing 

## STEEL 

s erves customers worldwide by producing custom alloy steels that are recognized as the highest quality, highest performing air-melted products in the world. The Steel Segment produces carbon, micro-alloy and alloy steels in the form of specialty bar, seamless tubing, value- add components, billets and bottom-poured ingots. Our annual melt capacity of more than 1.7 million tons, combined with our expert knowledge of metallurgy, allows us to tailor every order to customers’ specifications. By combining steelmaking, heat-treatment, machining and product flow know-how, we help customers achieve new performance levels, improve supply chain efficiency and reduce total costs. Our investment plans will significantly strengthen our position as a leader in providing differentiated solutions for the energy, industrial and automotive markets. Our steel is found in: 

• Bearing Races and Rolling Elements 

• Heavyweight Drill Pipe 

• Drill Bits and Collars 

• Stator Tubes 

• Wind Energy Gears and Shafts 

• Axles, Crankshafts and Connecting Rods 

• Diesel Fuel Injectors 

• Bushings 

• Forgings 

• Hydraulic Cylinders 

• Pins, Shafts and Rolls 

• Ordnance 

• Gears and Hubs 

