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(Click for frequent words.) 69 rotors 67 rotor blade 66 rotor 65 tail rotor 63 propeller blades 63 propellers 61 propeller 61 turbine blades 61 tail rotor blades 58 propeller blade 58 airframe 58 airfoils 58 turbine blade 58 helicopter rotor blades 57 propellor 57 turbine 57 helicopter rotors 56 ailerons 56 wind turbine blades 56 landing gear 55 tail rotors 55 vertical fin 55 turbofans 54 main rotor blade 54 bladed propeller 54 empennage 54 bladed rotor 54 rotor shaft 54 contra rotating 53 tailplane 53 blades 53 fuselage 53 helicopter tail rotor 53 sponsons 53 radome 53 composite airframe 52 nacelle 52 turboshaft engines 52 turbines 52 turbofan engine 52 propeller shafts 51 tail rotor blade 51 tandem rotor 51 downwash 51 nosewheel 51 aircraft 51 nacelles 51 airfoil 51 tailboom 51 turbine rotors 50 rotor diameter 50 aft fuselage 50 Sikorsky CH #E 50 CH #K 50 wing spars 50 turboshaft 50 windmill blades 50 rotor wash 50 aerofoils 49 aerofoil 49 rudder pedals 49 CH #D helicopter 49 bearingless 49 bladed turbines 49 nacelle components 49 rear bulkhead 49 underwing 49 CH #K heavy 49 jet engines 49 LTS# 48 turbofan engines 48 rotating blades 48 twin rotor 48 CH #D 48 cowling 48 JT#D 48 spinning blades 48 workpieces 48 vanes 48 OH #D 48 horizontal stabilizer 48 rudders 48 hydraulic actuators 48 CH #Ds 48 horizontal stabilizers 48 #ft wingspan [001] 48 turbine engines 48 CH #E 48 aero engine 48 Skycrane 48 weld seam 48 torque limiter 48 undercarriage 48 rudder 48 horizontal axis turbines 47 rotorcraft 47 pusher propeller 47 turbo prop engines 47 turbofan 47 propellors 47 Canada PW#A engines 47 F 5F 47 turbojet 47 geared turbofan engines 47 C# Hercules 47 vane 47 Rotor Ice 47 PW# engine [002] 47 longeron 47 sheave 47 gyroplanes 47 wind turbines 47 Rotor 47 telescopic boom 47 turbopumps 47 lateral rigidity 47 nosegear 47 M#A# Abrams tank 47 DeHavilland Twin Otter 47 ducted fan 47 CH #K helicopter 47 axial loads 47 UH 1N 47 RoboSwift 47 unpaved runways 47 bracings 47 flap actuators 46 Thrust Reverser 46 Cessna Skymaster 46 wing monoplane 46 vertical tail fin 46 wind turbine 46 copter 46 Sikorsky S# 46 raked wingtips 46 vertical stabilizers 46 Twin Comanche 46 exhaust stacks 46 fuselages 46 Rolls Royce Merlin 46 gyroplane 46 windblast 46 General Electric CF6 46 afterburning 46 inlet ducts 46 chopper 46 P 8A Poseidon 46 turbojets 46 Boeing Dreamlifter 46 C #J Hercules 46 aileron 46 twin engine 46 inlet duct 46 helicopter 46 cockpit canopy 46 blade 46 OH #D helicopter 46 aero engines 46 Turbomeca engines 46 stubby wings 46 engine nacelle 46 airplane propellers 45 parabolic dish 45 thrust vectoring 45 slewing ring 45 gearboxes 45 Large Cargo Freighter 45 combustor 45 Huey helicopters 45 Tail Rotor 45 winglet 45 diameter rotors 45 compressor blades 45 rear subframe 45 A#E 45 AESA radar 45 generator stator 45 #.#MW turbines 45 Sky MAXX 45 ion thrusters 45 Chinook Helicopter 45 airspeed indicator 45 servo actuator 45 spinning rotors 45 glider 45 vented rotors 45 starboard rudder 45 piezo actuators 45 drogue chute 45 EH# [001] 45 windshear 45 turbine rotor 45 Cormorant helicopters 45 pitot 45 hydraulic actuator 45 tiltrotor aircraft 45 toolholder 45 GE# engines 45 turbojet engines 45 coaxial rotor 45 Cessna 45 Unmanned Aerial Vehicles UAV 45 Marine Corps CH #E 45 laminar flow 45 ultrasonic motors 45 RQ 4A 45 sailplane 45 de Havilland Tiger Moth 45 blade propeller 45 hydraulic rams 45 Rotor blades 45 HH #M 45 yaw damper 45 EC#B 45 meter wingspan 45 torsion springs 45 tilt rotor aircraft 45 thrust reverser 45 PT6 engine 45 gear reducers 45 Winglets 45 porcelain insulators 45 UAV 45 wind turbine towers 45 pintle 45 piston rods 45 crumpled fuselage 45 flaps 44 Global Hawk 44 STOVL variant 44 Pave Hawks 44 3MW turbines 44 planetary gears 44 precise tolerances 44 GEnx engine 44 KC #R 44 helical gears 44 Wind turbines 44 triplane 44 composite rotor blades 44 bladed propellers 44 Kiowa Warrior 44 AH 1W Cobra 44 GE Honda HF# 44 QinetiQ Zephyr 44 airfield 44 RAF Tristar 44 engines 44 motors 44 rotor shafts 44 Sikorsky X2 44 longerons 44 Turbines 44 cylinder bores 44 gendarme helicopter 44 F/A-# Raptor fighter 44 landing VTOL 44 Agusta Bell 44 bladed turbine 44 AS#L# 44 ramjet propulsion 44 F/A-# Hornet jets 44 hydraulic pump 44 engine nacelles 44 megawatt turbine 44 horizontal axis wind turbines 44 CF6 #C# 44 Pave Low 44 tailstock 44 overhead cranes 44 linear axes 44 RAF Hercules aircraft 44 crankshaft 44 C#J 44 torsionally 44 ventral fins 44 quadrocopter 44 SolarEagle 44 blade rotor 44 groundspeed 44 helos 44 tail cone 44 impellers 44 airstream 44 leeward rudder 44 impeller 44 wind turbine blade 44 banked steeply 44 axis perpendicular 44 stator 44 turbofan jet 44 RR# engine 44 F/A-#s 44 engine cowling 44 M-TADS/PNVS 44 pneumatic cylinders 44 Chinook chopper 44 flanges 44 #.#MW turbine 44 vertical axis turbines 44 sponson 44 gimbals 44 Bolkow 44 #CBi 44 whoosh whoosh 44 aicraft 44 snubber 44 Sikorsky 44 collimated 44 Turbomeca Arriel 44 flapping wings 44 aeroshell 44 MH #J 44 unmanned aerial vehicle 44 afterburner 44 squeaks rattles 43 UH 1H 43 airplane 43 HAL Dhruv 43 aerial refueling 43 Airbus A# airliner 43 hydraulic motors 43 Medevac helicopters 43 UH 1Y 43 magnetron 43 thrust vector 43 Nacelle 43 Globemaster 43 F 5E 43 supersonically 43 CH #Es 43 Strike Eagle 43 Fadec 43 radomes 43 RQ 4B 43 hydraulic winch 43 cockpit wiring harnesses 43 furler 43 Global Helicopters Sikorsky 43 de Havilland Mosquito 43 whirling blades 43 twin engined jet 43 PW#F 43 Black Hawk Helicopter 43 ARBS 43 PW# engines [002] 43 aircaft 43 rotor droop 43 toolholders 43 midair refueling 43 intratheater airlift 43 A#T 43 housings 43 RB# engines 43 hydraulic pistons 43 actuation systems 43 Globemasters 43 hydraulic actuation 43 horizontal axis wind turbine 43 AS#B# 43 serrated blades 43 PT6A 43 whoosh whoosh whoosh 43 STOVL propulsion system 43 turboshaft engine 43 STOVL mode 43 tail dragger 43 titanium studs 43 hind wings 43 tailwheel 43 hydraulically actuated 43 hydraulically powered 43 BO# 43 F/A-# Hornet fighter jets 43 EA #G aircraft 43 wind turbine generator 43 Sea Stallion 43 propeller plane 43 winglets 43 CH #E Super 43 cam shaft 43 AS#N 43 piston rod 43 Falcon #LX [001] 43 wind turbine generators 43 electro-optical/infrared sensor 43 GPS IIF satellites 43 twin engined aircraft 43 Nimrod reconnaissance aircraft 43 underslung 43 hydraulically controlled 43 F# engine 43 electromagnet 43 vibration 43 thruster 43 dihedral 43 intratheater 43 nodular iron 43 plane 43 supercruise 43 Grumman Mallard 43 CF6 43 aerostructure 43 Gripen fighter aircraft 43 Airbus A# jetliner 43 Cobra gunship helicopters 43 PT6 43 Eurocopter AS# 43 vibration damping 43 Puma helicopters 43 gyrocopter 43 JPADS 43 F/A-# Hornet 43 GE CF# 43 weldments 43 EC# EC# 43 UH #M Upgrade 43 Propellers 43 hydraulic piston 43 fighter jet 43 servo actuators 43 C# Hercules aircraft 43 turboprop airplane 43 motorized glider 43 turbo prop 43 wind turbine gearboxes 42 UH 1H Huey 42 F/A-# fighter jet 42 rotational torque 42 carbon fibers 42 tornadic winds 42 aerostats 42 Rolls Royce RB# engines 42 strand jacks 42 supersonic aircraft 42 Eurocopters 42 superfreighter 42 fairings 42 autogyro 42 Sikorsky HH 42 JT8D 42 tiltrotor 42 vertical axis wind turbines 42 MH #S helicopter 42 angled tail fins 42 axle 42 outer tail feathers 42 needle roller bearings 42 cabin pressurisation 42 splined 42 avionic systems 42 airframes 42 conveyor rollers 42 powerplant 42 crank shaft 42 taper roller bearings 42 stator windings 42 composite fuselage 42 Wind Turbine 42 foremast 42 Twin Otter airplane 42 Air Missile AMRAAM 42 airbrakes 42 Bell UH 1H 42 emergency locator transmitters 42 blisks 42 Apache Helicopter 42 Dreamlifter 42 magnetic bearings 42 Unmanned Aerial Vehicle 42 M1 Abrams tank 42 AH #D Apache Longbow 42 VTOL 42 turboprop engines 42 engine 42 lightning arrestors 42 hydraulic valves 42 Grumman G 42 Fighting Falcon 42 windmill 42 Air Force RMAF 42 trusses 42 seater Cessna 42 steam turbine 42 twin rotor CH 42 piston 42 Eurofighter Typhoon jet 42 actuators 42 sails flapping 42 parabolic reflector 42 impeller blades 42 Wind turbine 42 vectored thrust 42 inlet manifold 42 RAF Tornados 42 waterjets 42 GE# #B engine 42 cutterbar 42 Chinook CH 42 hydraulic cylinder 42 hydraulic lifters 42 workpiece 42 daggerboards 42 rotational axis 42 hydraulic 42 bushings 42 aft skirt 42 drogue 42 tail jutted 42 autorotation 42 pantographs 42 gearbox 42 copters 42 B 1B Lancer 42 lightning arrestor 42 hydraulic ram 42 actuation 42 mower deck 42 HH #G 42 Spirit stealth bomber 42 bearings 42 UASs 42 helicopter rotor blade 42 hypersonic speeds 42 transonic 42 pelletizer 42 aerostructures 42 aircrews 42 hydro pneumatic 42 #ft wingspan [002] 42 vortex generators 42 busbar 42 towing glider 42 aero derivative 42 balancer shaft 42 stiction 42 localiser 42 Harrier GR9 42 GE CF6 engines 42 JetRanger 42 Darrieus 42 Tornado F3 42 pneumatic hammers 42 arrester 42 sailplanes 42 unflyable 42 shipset 42 tensioner 42 fuselage buckled 42 Bullets pinged 42 GR4 42 Hueys 42 titanium tubing 42 #mm rotors 42 wheel bearings 42 reversers 42 F/A-# jets 42 Pave Low helicopter 42 KC #E 42 C #J aircraft 42 Piper Seneca 42 Beech Bonanza 42 microjet 42 Rolls Royce engines 42 updrafts 42 RNLAF 42 Apache Longbow helicopters 42 UH #M 42 VAWT 42 Eurocopter Dauphin 42 #.#MW wind turbine 42 AW# helicopter 42 EJ# [001] 42 AS# NP 42 rivet holes 42 fastener 42 De Havilland Comet 42 V STOL 41 gear shifters 41 cowl flaps 41 LiftFan 41 F/A-# Hornet fighter 41 Bell JetRanger 41 pilot ejects 41 Pave Hawk helicopter 41 thrust reversers 41 EMALS 41 ballscrews 41 magnetos 41 AH 1Z 41 microlights 41 PW# [001] 41 wheel fairings 41 subsonic speeds 41 turbine generators 41 JT9D 41 Eurocopter EC# 41 belay device 41 bow thruster 41 emissions combustor 41 Puma helicopter 41 cowlings 41 nosewheel steering 41 AH #D Longbow Apache 41 cantilever 41 B# bombers 41 Shenyang Aircraft 41 crossbeams 41 Active Electronically Scanned Array 41 Pave Hawk 41 nacelle thrust reverser 41 turboprop 41 STOVL 41 Vertical Landing STOVL 41 tailcone 41 mm cannon 41 UH #J 41 hulls 41 KIAS 41 clipped treetops 41 rotary wing 41 fluid viscosity 41 Rotorcraft 41 baggage compartments 41 inductive sensors 41 F #Es 41 Ercoupe 41 aircraft Solar Impulse 41 Whitney PT6A 41 axis tracker 41 EA 6B 41 pneumatic valves 41 ramjets 41 choppers 41 #kt #km h 41 AESA radars 41 Helios Prototype 41 weldment 41 Twin Otter 41 vertical axis turbine 41 SB2C Helldiver 41 endplates 41 flickering shadows 41 chromoly steel 41 #SP [002] 41 stainless steel tubing 41 thermally induced 41 helo 41 unibody structure 41 airlifter 41 A# jetliners 41 MD #N 41 CF# engines 41 Instrument Landing System 41 bushing 41 ADIRUs 41 Cessna Citation Columbus 41 MH #G 41 megawatt wind turbine 41 AESA 41 VTOL aircraft 41 Max Viz EVS 41 bowstring 41 keel bulb 41 Kiowa Warrior helicopter 41 lightweight aluminum alloy 41 synchronous motors 41 turboprop airplanes 41 lightning arrester 41 F #B 41 actuator 41 spherical bearings 41 gearsets 41 runway centerline 41 LEAP X1C 41 PW# engine [001] 41 LRUs 41 halyards 41 feller buncher 41 planes 41 rotor diameters 41 #EP 41 forestay 41 electromechanical actuators 41 engine Piper Comanche 41 piezoelectric motors 41 C #J [002] 41 MW turbines 41 Mangalore Bajpe airport 41 Eurocopter 41 lazily overhead 41 centrifugal compressor 41 piezoelectric actuators 41 Thrust reversers 41 Aircrews 41 gull wings 41 Runway #R 41 #.#MW wind turbines 41 NVGs 41 RotorWay 41 multimission helicopter 41 SRBs 41 OH #D Kiowa Warrior 41 F/A-# fighter jets 41 Solar Impulse HB SIA 41 windmill blade 41 loadmasters 41 cam lobe 41 Aircrew Training System 41 sonar dome 41 RAF Chinooks 41 axles 41 Small Diameter Bombs 41 RAF Coningsby Lincolnshire 41 propulsion 41 AH #D Apache 41 Aleknagik Alaska 41 GE# engine 41 TPE# 41 transformers 41 JSTARS 41 Ka #T 41 infra red sensors 41 machining 41 pitot static 41 GlobalFlyer 41 B# bomber 41 conrods 41 lightweight composites 41 RAF Nimrod 41 Cueing Systems 41 Avro Vulcan 41 supersonic fighter jets 41 Huey helicopter 41 Turbo Mallard 41 parafoil 41 crossarms 41 hydraulics 41 solenoid coil 41 UAVs 41 feet agl 41 airframe parachute 41 localizer 41 tensioners 41 rotary mower 41 F# propulsion system 41 monoplane 41 AS# B2 41 subassembly 41 splines 41 runway 41 motor windings 41 crane 41 heatshield 41 PB4Y 41 lift vessel Svanen 41 Timken bearings 41 tilt rotor Osprey 41 Sensis MDS 41 JDAM 41 Eurocopter X3 41 cylindrical roller bearings 41 mounting flanges 41 microshutters 41 Hartzell Propeller 41 RQ 7B Shadow 41 torsional vibrations 41 laser designators 41 Piper Cub airplane 41 airspeed 40 strakes 40 revs min 40 #SR 40 MC #P 40 STC'd 40 bolt tensioning 40 piezo actuator 40 TIG welding 40 nose cone 40 MAVs 40 HERTI 40 CAMCOPTER S 40 PW#B 40 F #CG 40 Arrius #B# 40 UH #L Black Hawk 40 Agusta Westland 40 STOVL aircraft 40 motorized gliders 40 M# Squad 40 MW wind turbine 40 rear axle 40 RAF Hercules 40 electro hydraulic 40 angular misalignment 40 airship 40 Navy MH #S 40 scramjet engine 40 hydraulic cylinders 40 Instrument Landing 40 millimeter howitzer 40 era UH 1H 40 PW#A 40 Chinook helicopter 40 radio altimeter 40 stainless steel fasteners 40 aerodynamic 40 Citation CJ4 40 Sikorsky S 40 UH #M helicopter 40 Unmanned aircraft 40 supersonic combustion ramjet 40 hydraulic lifter 40 gyro stabilized 40 twin engined plane 40 mooring mast 40 aeroelastic 40 retrorockets 40 subframes 40 refueling pods 40 NH# helicopter 40 airframe modifications 40 decoy flares 40 welded joints 40 driveshaft 40 helicopters 40 Airbus A#M 40 Sniper pod 40 turbine vanes 40 CTOL 40 Falcon #S 40 Bombardier Q# turboprop 40 angle grinders 40 shaft diameters 40 Tubeless tires 40 aircrew 40 arrestor 40 MC #E 40 turbo propeller 40 Black Hawk Chinook 40 serrations 40 BLACK HAWK helicopters 40 drogue refueling pods 40 cermet 40 hydraulically operated 40 SkyCatcher 40 genoa 40 guide vanes 40 carbonfiber 40 Gripen fighter 40 AW# Ke 40 NH#s 40 spherical roller bearings 40 tilt rotor 40 earthward 40 Landing VTOL 40 superconducting wires 40 Skyflyer Technology 40 intact Benzon 40 Boeing widebody 40 reciprocating engine 40 centrifugal compressors 40 RSRMs 40 venturi 40 MQ 1B Predator 40 BK# [003] 40 #N chopper 40 gliders 40 underbodies 40 bedplate 40 spindle bearings 40 rubber grommets 40 beams 40 undercarriages 40 winch 40 sequential turbocharger 40 compressor 40 Joint Helmet Mounted 40 Stratotanker 40 brake calliper 40 CH #F Chinooks 40 chrome moly steel 40 spindle 40 Navy F/A-# Hornets 40 trunnion 40 Tornado GR4 40 hydraulic hoses 40 aluminum calipers 40 pistons valves 40 para glider 40 servo hydraulic 40 Tiger Moth biplane 40 B 2s 40 unmanned reconnaissance aircraft 40 Lancair ES 40 cogwheels 40 CJ1 + 40 Hercules C# aircraft 40 #N helicopter 40 bulbous bow 40 skeg 40 ornithopter 40 vertical stabilizer 40 headstay 40 STOVL F 40 Pavehawk 40 REpower MM# 40 Vertol 40 Sikorsky helicopter 40 aircrew situational awareness 40 CF6 engines 40 upstroke 40 Kiran Mk II 40 vibration dampening 40 APKWS II 40 flightdeck 40 volcanic plumes 40 autogiro 40 mounted longitudinally 40 hypersonic scramjet 40 rotor gearbox 40 wing flaps 40 Nimrod MR2 aircraft 40 F #E 40 Navy F/A-#C Hornet 40 jaw crushers 40 Sikorsky HH #G 40 tailhook 40 RQ 4N 40 Auto GCAS 40 mainsails 40 Kaveri engine 40 azimuth thrusters 40 Laser COIL 40 takeoffs landings 40 wind vane 40 Garmin G# integrated 40 offshore wind turbines 40 dc motors 40 Hercules C# 40 Dig tunnels 40 hardpoints 40 vibration isolators 40 avionics 40 Patriot antimissile 40 unpowered 40 Pilatus Porter 40 pylons 40 TFE# 40 nosecone 40 turbo shaft 40 MOVs 40 megawatt wind turbines 40 CH #F Chinook 40 KillerBee 40 nacelle assembly 40 #kN [001] 40 PW#G 40 Cessna #A 40 transformer 40 superconducting magnet 40 drivetrain 40 CFM# engines 40 torsionally rigid 40 twinjet 40 UH 1Y Huey 40 TP# D6 40 MQ 8B Fire 40 Panavia Tornado 40 freehub 40 Eurocopter EC 40 submerged arc welding 40 F#C 40 spherical roller 40 towline 40 machined 40 HC #J 40 #T Turbine Mallards 40 bent inward 40 airbag inflates 40 Vector Aerospace 40 fuselages wings 40 electrically actuated 40 bend radii 40 Garmin G# [001] 40 engine cowlings 40 Predator UAV 40 Griffon helicopters 40 locking casters 40 Nairashvili 40 compressors 40 rotary actuator 40 crossbeam 40 weld seams 40 Piper Comanche 40 Canada PT6A 40 piston pumps 40 Grottaglie Italy 40 X #A Waverider