Vertipedia - Mil Mi-6

Development of the Russian Mi-6 (NATO Designation: 'Hook') heavy transport helicopter began in 1952; production took off in 1957. Under extreme circumstances, the cargo cabin can hold up to 150 people; in the ambulance version, 41 stretchers and 2 seats. Normally, the passenger cabin can accommodate 61 passengers. Maximum internal and slung payloads are 12,000 kg and 8,000 kg, respectively.

Overview

Data on design, manufacture and status

Design authority: MVZ Mil

Primary manufacturer: MVZ Mil

Parent type: Mil Mi-6

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Compound Helicopter

Compound type: Lift

Lift devices: 1 Single main rotor

Dedicated control device: 1 Tail rotor

Crew required: 5-6 in Side-by-side arrangement

Landing gear: Wheels (non-retractable)

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

Layout and Dimensions

Weights and Performance

Engine Details

Primary Lift Device

Primary Control Device

Overall Dimensions
Overall Height:	9.86 m	32.3 ft
Overall Length:	41.74 m	136.9 ft
Overall Width:	35.00 m	114.8 ft

Airframe Dimensions
Airframe Length:	33.18 m	108.9 ft
Airframe Width:	3.20 m	10.5 ft
Airframe Height:	9.16 m	30.1 ft

Landing Gear Dimensions
Landing Gear Base:	8.66 m	28.4 ft
Landing Gear Track:	7.92 m	26.0 ft

Cabin Dimensions
Cabin Internal Height:	2.65 m	8.7 ft
Cabin Internal Length:	12.00 m	39.4 ft
Cabin Internal Width:	2.50 m	8.2 ft

Weights
Max Gross Weight (ground):	41,700 kg	91,933 lb
Max Gross Weight (airborne):
Max Take-off Weight:	41,700 kg	91,933 lb
Empty Weight:	26,500 kg	58,422 lb

Climb Performance
Max Rate of Climb:	7 m/s	1,280 fpm

Hover Performance
Hover Ceiling IGE:	2,250 m	7,382 ft
Hover Ceiling OGE:

Limitations
Max Level Flight Speed:	250 km/h	135 kts
Never Exceed Speed:
Service Ceiling:	4,500 m	14,764 ft

Range and Endurance
Max Range:	500 km	270 nm
Max Endurance:	3 hrs

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

Powerplant
Number of engines:	2
Designation:	Soloviev D-25V turbine
Manufacturer:	Soloviev Design Bureau

Normal Ratings
Max continuous:
Take-off / rated:	4103 kW	5500 hp
Intermediate:
Maximum:

OEI Ratings
OEI contingency:
OEI continuous:
OEI 30-second:
OEI intermediate:

Main Rotor Characteristics
Diameter:	31.39 m	103.00 ft
RPM:	120.0 rpm	120.0 rpm
Direction of Rotation:	Clockwise
Hub Type:	Fully articulated

Main Rotor Blade Characteristics
Blade Construction:	Metal blades
Blade Chord:	1.158 m	3.80 ft
Blade Tip Geometry:	Conventional
Blade Twist:
Number of Blades:	5

Main Rotor Derived Characteristics
Disc Area:	774.09 m²	8332.6 ft²
Disc Loading:	53.87 kg/m²	11.033 lb/ft²
Solidity:	0.1174

Main Rotor Blade Derived Characteristics
Blade area per blade:	18.18 m²	195.7 ft²
Tip Speed:	197.26 m/s	647.2 fps

Tail Rotor Characteristics
Diameter:	6.40 m	21.00 ft
Configuration:	Pusher
Direction of Rotation:	Top blade fwd
RPM:

Tail Rotor Blade Characteristics
Number of Blades:	4
Blade Construction:
Blade Chord:
Blade Twist:

Tail Rotor Derived Characteristics
Disc Area:	32.18 m²	346.4 ft²
Solidity:

Tail Rotor Blade Derived Characteristics
Tip Speed:
Blade Area (per blade):

References

References and sources used

Mil Moscow Helicopter Plant 50 Years

Lyubimaya Kniga
1998 (page 86)
Book

Notes on the Russian MIL-6 Helicopter

W. Stewart
RAE Technical Memorandum No. Naval 113, February 1958 (page 3)
Report or Technical Manual
A detailed analysis of the Mil Mi-6 helicopter

Russia's Helicopter World

Vertolet
2000 (page 29)
Book

Russian Helicopters, Ka-27

Russian Нelicopters, JSC
5 July 2017 (page 207)
Website

The Twin-Engine BO-105

A.C. Ballauer and P. F. Sheridan
VERTIFLITE August 1969, August 1969
Periodical
Good description of the overall vehicle

Search at SciTech Connect (OSTI).

Public resources provided by select scholarly and academic sources

Search at European Rotorcraft Forum Document Repository.

Search at IOPScience.

Search at CiteSeerX.

Additional links

Search for at Google Scholar.

Search for at Bielefeld Academic Search Engine (BASE).

Search for at Semantic Scholar.

Search for at CORE (COnnecting REpositories).

Search for at JSTOR.

Images

Overview

Attribution

Mil Mi-6

Related milestones

Mil Mi-6

Overview

Configuration

Key Characteristics

Aircraft Details

References

Related VFS Resources

Forum Proceedings

Vertiflite articles

Web files from vtol.org

Webpages from vtol.org

Images from the VFS Gallery

Related Public Resources

Publicly-funded resources provided by the US Government

Public resources provided by select scholarly and academic sources

Additional links

Images

Overview

Milestones related to the Mi-6

Main Rotor Diameter:	31.39 m	103.00 ft
Max Gross Weight (ground):	41,700 kg	91,933 lb

Number of engines:	2 Turbines
Max Level Flight Speed:	250 km/h	135 kts
Max Range:	500 km	270 nm
Max Endurance:	3 hrs	3 hrs