MBB / Kawasaki / Eurocopter BK117

Medium Utility Helicopter

MBB BK-117B-2 DRF © Karsten Palt
Photo ©: Karsten Palt
The MBB / Kawasaki BK117 is a medium twin-engined helicopter produced by the German manufacturer Messerschmitt-Bölkow-Blohm (today Eurocopter) and the Japanese manufacturer Kawasaki Heavy Industries. This helicopter type is mostly operated for passenger transport and emergency medical service (EMS) by civil operators and for law enforcement.
The successor model is the EC 145 (BK 117C-2) build by Eurocopter and Kawasaki.
Crew1 / 2
Passengers7 - 10
Propulsion2 Turboshaft Engines
Engine ModelLycoming / Honeywell LTS101-750B-1
Engine Power (each)410 kW550 shp
max. Cruise Speed250 km/h135 kts
  155 mph
max. Speed (vne)278 km/h150 kts
  173 mph
Service Ceiling5.182 m17.000 ft
Rate of climb579 m/min1900 ft/min
Range500 km270 NM
311 mi.
Empty Weight1.723 kg3.800 lbs
max. Takeoff Weight3.350 kg7.385 lbs
Rotor Blades (main/tail)4/2
Main Rotor Diameter11,00 m36 ft 1 in
Tail Rotor Diameter1,96 m6 ft 5 in
Rotor Disc Area95,0 m²1023 ft²
Length (Fuselage)9,91 m32 ft 6 in
Length13,00 m42 ft 8 in
Height3,83 m12 ft 7 in
First Flight13.06.1979
Production Statusout of production
Total Productionca. 370
ICAO CodeBK17
FAA TCDSH13EU
EASA TCDSR.010
Data for (Version)MBB BK-117B-2
VariantsBK117 A-1, BK117 A-3, BK117 A-4, BK117 B-1, BK117 B-2, BK117 C-1, BK117 C-2 (EC 145)

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