Vertipedia - Mil Mi-8AMT

The Mi-8AMT is a civil transport/military utility helicopter developed in 1991. The cabin can carry 27 passengers in addition to the three crew.

Overview

Data on design, manufacture and status

Design authority: MVZ Mil

Primary manufacturer: MVZ Mil

Parent type: Mil Mi-8/Mi-14/Mi-17

Aircraft status: Operational

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 1 Single main rotor

Dedicated control device: 1 Tail rotor

Crew required: 3 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:
Overall Length:
Overall Width:	21.30 m	69.9 ft

Airframe Dimensions
Airframe Length:	18.22 m	59.8 ft
Airframe Width:
Airframe Height:	4.75 m	15.6 ft

Landing Gear Dimensions
Landing Gear Base:
Landing Gear Track:	4.51 m	14.8 ft

Cabin Dimensions
Cabin Internal Height:
Cabin Internal Length:
Cabin Internal Width:

Weights
Max Gross Weight (ground):	13,000 kg	28,660 lb
Max Gross Weight (airborne):
Max Take-off Weight:	13,000 kg	28,660 lb
Empty Weight:	6,913 kg	15,241 lb

Climb Performance
Max Rate of Climb:

Hover Performance
Hover Ceiling IGE:
Hover Ceiling OGE:	3,980 m	13,058 ft

Limitations
Max Level Flight Speed:	250 km/h	135 kts
Never Exceed Speed:
Service Ceiling:	6,000 m	19,685 ft

Range and Endurance
Max Range:	570 km	308 nm
Max Endurance:

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

Powerplant
Number of engines:	2
Designation:	Motor Sich TV3-117VM turbine
Manufacturer:	Motor Sich

Normal Ratings
Max continuous:
Take-off / rated:
Intermediate:
Maximum:

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

Main Rotor Characteristics
Diameter:	21.30 m	69.88 ft
RPM:
Direction of Rotation:	Clockwise
Hub Type:

Main Rotor Blade Characteristics
Blade Construction:	All-metal
Blade Chord:
Blade Tip Geometry:	Conventional
Blade Twist:
Number of Blades:	5

Main Rotor Derived Characteristics
Disc Area:	356.33 m²	3835.6 ft²
Disc Loading:	36.48 kg/m²	7.472 lb/ft²
Solidity:

Main Rotor Blade Derived Characteristics
Blade area per blade:
Tip Speed:

Tail Rotor Characteristics
Diameter:	3.91 m	12.83 ft
Configuration:	Pusher
Direction of Rotation:	Top blade fwd
RPM:

Tail Rotor Blade Characteristics
Number of Blades:	3
Blade Construction:
Blade Chord:
Blade Twist:

Tail Rotor Derived Characteristics
Disc Area:	12.01 m²	129.2 ft²
Solidity:

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

References

References and sources used

Mil Mi-8/Mi-17 Rotary-Wing Workhorse and Warhorse

Yefim Gordon, Dmitriy Komissarov
2003 (page 59)
Book

Mil Moscow Helicopter Plant 50 Years

Lyubimaya Kniga
1998 (page 143)
Book

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Number of engines:	2 Turbines
Max Level Flight Speed:	250 km/h	135 kts
Max Range:	570 km	308 nm
Max Endurance:

Main Rotor Diameter:	21.30 m	69.88 ft
Max Gross Weight (ground):	13,000 kg	28,660 lb