The MD 520N is an agile and nimble helicopter that boasts a flight performance unparalleled by any other light twin in the world. It was designed to combine the maneuverability of single-engine helicopters with the speed, power, and efficiency of larger multi-engine models.

Manufacturer:
MD Helicopters
Country:
United States
Manufactured:
1991 to: Present
ICAO:
MD52
Price:
US$2.6 million
Avionics:
Garmin Avionics
Engine:
1x 1 × Allison 250-C20R Turboshaft
Turboshaft
Power:
420 horsepower
Max Cruise Speed:
123 knots
228 Km/h
Approach Speed (Vref):
Travel range:
210 Nautical Miles
389 Kilometers
Fuel Economy:
4.16 nautical mile / gallon
2.035 kilometres / litre
Service Ceiling:
20,000 feet
Rate of Climb:
1850 feet / minute
9.40metre / second
Take Off Distance:
Landing Distance:
Max Take Off Weight:
1,746 Kg
3,849 lbs
Max Landing Weight:
Max Payload:
800 Kg
1,764 lbs
Fuel Tank Capacity:
64 gallon
242 litre
Baggage Volume:
1.38 m3 / 49 ft3
Seats - Economy / General:
5 seats
Seats - Business Class:
0
Seats - First Class:
0
Cabin Height:
1.3 metre - 4.27 feet
Cabin Width:
1.4 metre - 4.59 feet
Cabin Length:
1.83 metre - 6.00 feet
Exterior Length:
10.1 metre - 33.14 feet
Tail height:
2.7 metre - 8.86 feet
Fuselage Diameter:
1.6 metre - 5.25 feet
Wing Span / Rotor Diameter:
8.33 metre - 27.33 feet
Wing Tips:
No Winglets

The MD 520N is a single-engine, high-performance light aircraft made by McDonnell Douglas. It was designed to be easy to maintain and economical to fly. The first prototype flew in 1973 and the first production model was delivered in 1975. In total, 1,187 were produced until production ceased in 1997.

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