The Mi-26, designated 'Halo' by NATO, is designed for cargo shipment with a maximum payload of 20,000 kg.  The military-transport aircraft has 10 fuel tanks and can be equipped with seats for up to 82 passengers.  Capable of flight in any weather, it is currently known as the largest helicopter in production.

Overview

Data on design, manufacture and status

Design authority: MVZ Mil

Primary manufacturer: MVZ Mil

Parent type: Mil Mi-26

Aircraft status: Operational

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: Tail rotor

Crew required: 5-6

Crew seating: Other

Landing gear: Wheels (non-retractable)

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height: 8.15 m 26.7 ft
Overall Length: 40.03 m 131.3 ft
Overall Width: 32.00 m 105.0 ft
Airframe Dimensions
Airframe Length: 35.91 m 117.8 ft
Airframe Width: 6.15 m 20.2 ft
Airframe Height: 8.15 m 26.7 ft
Landing Gear Dimensions
Landing Gear Base: 8.95 m 29.4 ft
Landing Gear Track: 7.17 m 23.5 ft
Cabin Dimensions
Cabin Internal Height: 3.20 m 10.5 ft
Cabin Internal Length: 12.10 m 39.7 ft
Cabin Internal Width: 3.10 m 10.2 ft

Weights and Performance

Data on aircraft weight and flight characteristics

Cruise Speed: 250 km/h

Weights
Max Gross Weight (ground): 56,000 kg 123,459 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 56,000 kg 123,459 lb
Empty Weight: 28,150 kg 62,060 lb
Useful Load: 27,850 kg 61,399 lb
Empty Weight Fraction: 0.503
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE: 2,900 m 9,514 ft
Hover Ceiling OGE: 1,800 m 5,906 ft
Limitations
Max Level Flight Speed: 295 km/h 159 kts
Never Exceed Speed:  
Service Ceiling: 4,600 m 15,092 ft
Range and Endurance
Max Range: 590 km 319 nm
Max Endurance:  

Engine Details

Aircraft powerplant (lift and/or propulsion)

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

Powerplant
Number of engines: 2
Designation: Motor Sich D-136 turbine
Manufacturer: Motor Sich
Normal Ratings
Max continuous: 4486 kW 6013 hp
Take-off / rated: 8382 kW 11236 hp
Intermediate:  
Maximum:  
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: 32.00 m 104.99 ft
RPM:  
Direction of Rotation: Clockwise
Hub Type:
Main Rotor Blade Characteristics
Blade Construction: Steel spar and fiberglass
Blade Chord:  
Blade Tip Geometry: Conventional
Blade Twist:  
Number of Blades: 8
Main Rotor Derived Characteristics
Disc Area: 804.25 m² 8657.2 ft²
Disc Loading: 69.63 kg/m² 14.261 lb/ft²
Solidity:  
Main Rotor Blade Derived Characteristics
Blade area per blade:  
Tip Speed:  

Primary Control Device

Data on primary control devices such as tail rotors

Tail Rotor Characteristics
Diameter: 7.61 m 24.97 ft
Configuration: Pusher
Direction of Rotation: Top blade aft
RPM:  
Tail Rotor Blade Characteristics
Number of Blades: 5
Blade Construction:  
Blade Chord:  
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area: 45.48 m² 489.6 ft²
Solidity:  
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade):  

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