aircraft parts and supplies, namely, engines, rotor drive trains, gearboxes, ignition wires, hydraulic power units, turbochargers, and airborne auxiliary power units for supplying electrical power, ignition systems comprised primarily of internal combustion engine condensers, air distribution units for pneumatically driven pumps, electric air and water pumps

aircraft avionics, namely, auto flight systems comprised primarily of airspeed sensors, altitude sensors, GPS instruments, temperature gauges, fuel gauges, oil gauges, pressure gauges, speedometers, tachometers, and directional compasses, flight control systems composed primarily of airspeed sensors, altitude sensors, GPS instruments, temperature gauges, fuel gauges, oil gauges, pressure gauges, speedometers, tachometers, and directional compasses, autopilot computers, aircraft air speed systems comprised primarily of airspeed sensors, altitude sensors, GPS instruments, temperature gauges, fuel gauges, oil gauges, pressure gauges, speedometers, tachometers, and directional compasses, and navigation systems composed primarily of airspeed sensors, altitude sensors, GPS instruments, temperature gauges, fuel gauges, oil gauges, pressure gauges, speedometers, tachometers, and directional compasses; illuminated signage and electrical wire for use in aircraft, aircraft elevator and horizontal stabilizer actuators, aircraft cabin temperature control and pressure control systems comprised primarily of temperature and pressure sensors, fire protection and detection systems for use in aircraft comprised primarily of fire alarms and fire extinguishing apparatus, electronic instrument display panels for use in aircraft, ignition systems for aircraft comprised primarily of ignition batteries

structural parts for aircraft, namely, landing gear, brake linings, fuelages, tires, passenger seats, doors, windows, wings, propellers, tilt rotors, nacelles comprised of inlet cowl, fan cowls, pylon, strut, exhaust nozzle, and exhaust cone, hardware in the nature of door pulls, washers, nuts, bolts and brackets all specifically adapted for use in aircraft, hoses in the nature of fuel line hoses, hydraulic hoses of rubber and plastic and air hoses all specifically adapted for use in aircraft, metal tubes specifically adapted for use in aircraft, and dashboards