Helicopter Aerodynamics – fundamentals of rotors, track and balance, transmissions, lead lag hinges, tail rotors, aerodynamics and flapping hinge

Fabric Covering – cotton, polyfiber, applying fabrics, dopes and finishes, rib stitching, inspections and paints

Safety and Ground Handling – shop safety, fire protection, flight line safety, tie down procedures, jacking and hoisting, aircraft fueling, taxi, ground support equipment and engine starting

Corrosion and Cleaning – types of corrosion, surface, pitting, filliform, intergranular, removal of corrosion and aircraft cleaning

Rigging and Assembly - rigging and assembly data, control surface balance, control surface installation, control cables, rigging checks, hardware installation and safetying, turnbuckles, rigging charts and fixtures

Materials and Processes – fasteners, drilling, riveting, sheet metal, layout and forming

Airframe Structures – sheetmetal repair, stress calculations, non-metallic structure, composite materials, transparent enclosures, wood structures, bend allowance and set back

Welding Techniques – welded structures, oxyacetylene welding, soldering, brazening, gas shielded arc welding, TIG, MIG, GATW, friction stir welding, and inspection

Painting and Refinishing – cleaning and stripping, wash primers, epoxy paints, zinc chromate primer and polyurethane paint