Data on design, manufacture and status

Design authority: MD Helicopters, Inc.

Primary manufacturer: MD Helicopters, Inc.

Parent type: MDHI MD 900 Explorer

Aircraft status: Operational


Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: NOTAR

Crew required: 1

Crew seating: Side-by-side

Landing gear: Skids

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height: 3.66 m 12.0 ft
Overall Length: 12.37 m 40.6 ft
Overall Width: 10.31 m 33.8 ft
Airframe Dimensions
Airframe Length: 10.39 m 34.1 ft
Airframe Width: 2.84 m 9.3 ft
Airframe Height: 3.66 m 12.0 ft
Landing Gear Dimensions
Landing Gear Base:  
Landing Gear Track: 2.23 m 7.3 ft
Cabin Dimensions
Cabin Internal Height:  
Cabin Internal Length:  
Cabin Internal Width:  

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 2,948 kg 6,500 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 2,948 kg 6,500 lb
Empty Weight:  
Useful Load:  
Empty Weight Fraction:  
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE:  
Hover Ceiling OGE:  
Max Level Flight Speed:  
Never Exceed Speed:  
Service Ceiling:  
Range and Endurance
Max Range:  
Max Endurance:  

Engine Details

Aircraft powerplant (lift and/or propulsion)

Provided powerplant data is for uninstalled, sea level, static operations.

Number of engines: 2
Designation: P&WC PW206A turbine
Manufacturer: Pratt & Whitney Canada
Normal Ratings
Max continuous:  
Take-off / rated:  
OEI Ratings
OEI contingency:  
OEI continuous:  
OEI 30-second:  
OEI intermediate:  

Primary Lift Device

Data on primary lift devices such as main rotors

Main Rotor Characteristics
Diameter: 10.39 m 34.09 ft
RPM: 392.0 rpm 392.0 rpm
Direction of Rotation: Counterclockwise
Hub Type: Fully articulated, hingeless flex beam
Main Rotor Blade Characteristics
Blade Construction: Fiberglass/epoxy with a hollow leading edge spar and Nomex honeycomb-filled trailing edge
Blade Chord:  
Blade Tip Geometry: Outer LE has parabolic swept taper
Blade Twist:  
Number of Blades: 5
Main Rotor Derived Characteristics
Disc Area: 84.79 m² 912.7 ft²
Disc Loading: 34.77 kg/m² 7.122 lb/ft²
Main Rotor Blade Derived Characteristics
Blade area per blade:  
Tip Speed: 213.26 m/s 699.7 fps

Primary Control Device

Data on primary control devices such as tail rotors

Tail Rotor Characteristics
Configuration: Unknown
Direction of Rotation: Unknown
Tail Rotor Blade Characteristics
Number of Blades:  
Blade Construction: N/A
Blade Chord:  
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area:  
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade):  

Related VFS Resources

Resources related to the MD900 Explorer (PW206A engine), provided by the Vertical Flight Society.
Forum Proceedings
Vertiflite articles
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Web files from vtol.org
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Webpages from vtol.org
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Related Public Resources

Resources related to the MD900 Explorer (PW206A engine), provided by public sources across the internet.