Mi-17 helicopter flies over the northern Afghan city-101113-N-5006D-582.jpg
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The Mil Mi-17 ( NATO reporting name: Hip) is a Soviet-designed Russian military helicopter family introduced in 1975 (Mi-8M), continuing in production at two factories, in
Kazan Kazan ( ; rus, Казань, p=kɐˈzanʲ; tt-Cyrl, Казан, ''Qazan'', IPA: ɑzan is the capital and largest city of the Republic of Tatarstan in Russia. The city lies at the confluence of the Volga and the Kazanka rivers, covering an ...
and
Ulan-Ude Ulan-Ude (; bua, Улаан-Үдэ, , ; russian: Улан-Удэ, p=ʊˈlan ʊˈdɛ; mn, Улаан-Үд, , ) is the capital city of the Republic of Buryatia, Russia, located about southeast of Lake Baikal on the Uda River at its confluence wi ...
. It is known as the Mi-8M series in Russian service. The helicopter is mostly used as a medium twin-turbine
transport helicopter A military transport aircraft, military cargo aircraft or airlifter is a military-owned transport aircraft used to support military operations by airlifting troops and military equipment. Transport aircraft are crucial to maintaining supply l ...
, as well as an armed gunship version.


Development

Developed from the basic
Mi-8 The Mil Mi-8 (russian: Ми-8, NATO reporting name: Hip) is a medium twin-turbine helicopter, originally designed by the Soviet Union in the 1960s and introduced into the Soviet Air Force in 1968. It is now produced by Russia. In addition t ...
airframe, the Mi-17 was fitted with the larger
Klimov The JSC Klimov (or Joint Stock Company Klimov) presently manufactures internationally certified gas turbine engines, main gearboxes and accessory drive gearboxes for transport aircraft. Originally established as ''Kirill Klimov Experimental D ...
TV3-117MT engines, rotors, and transmission developed for the Mi-14, along with fuselage improvements for heavier loads. Optional engines for "
hot and high In aviation, hot and high is a condition of low air density due to high ambient temperature and high airport elevation. Air density decreases with increasing temperature and altitude. The lower air density reduces the power output from the airc ...
" conditions are the 1545 kW (2070 shp) Isotov TV3-117VM. Recent exports to China and
Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
for use in high mountains have the new
Klimov VK-2500 The Klimov VK-2500 is a Russian turboshaft aero engine, a high power derivative of the TV3-117VMA engine, also for hot and high. Design It differs from the older versions in having an extended overhaul period of the engine hot components, ex ...
version of the
Klimov TV3-117 The Klimov TV3-117 is a Russian gas turbine aero engine. It is used in most medium lift, utility, and attack helicopters designed by the Mil and Kamov design bureaus. The TV3-117 turboshaft engine was developed in 1974. Later the Klimov TV3-117 ...
engine with FADEC control. The designation Mi-17 is for export; Russian armed forces call it Mi-8MT. The Mi-17 can be recognized because it has the tail rotor on the port side instead of the starboard side, and dust shields in front of the engine intakes. Engine cowls are shorter than on the TV2-powered Mi-8, not extending as far over the cockpit, and an opening for a
bleed air Bleed air is compressed air taken from the compressor stage of a gas turbine upstream of its fuel-burning sections. Automatic air supply and cabin pressure controller (ASCPCs) valves bleed air from high or low stage engine compressor sections. Lo ...
valve outlet is present forward of the exhaust. Actual model numbers vary by builder, engine type, and other options. As an example, the sixteen new Ulan-Ude-built machines delivered to the
Czech Air Force "The air is our sea" , colours = , colours_label = , march = , mascot = , anniversaries = , equipment = , equipment_label = , battles = , decorations = , battle_honours = , battle_honours_label = , flying_hours = , websi ...
in 2005 with -VM model engines were designated as Mi-171Sh, a development of the Mi-8AMTSh. Modifications include a new large door on the right side, improved
Czech Czech may refer to: * Anything from or related to the Czech Republic, a country in Europe ** Czech language ** Czechs, the people of the area ** Czech culture ** Czech cuisine * One of three mythical brothers, Lech, Czech, and Rus' Places * Czech, ...
-built APU, and
Kevlar Kevlar (para-aramid) is a strong, heat-resistant synthetic fiber, related to other aramids such as Nomex and Technora. Developed by Stephanie Kwolek at DuPont in 1965, the high-strength material was first used commercially in the early 1970s a ...
armor plates around the cockpit area and engines. Eight have a loading ramp in place of the usual clamshell doors and can load a vehicle up to the size of an
SUV A sport utility vehicle (SUV) is a car classification that combines elements of road-going passenger cars with features from off-road vehicles, such as raised ground clearance and four-wheel drive. There is no commonly agreed-upon definiti ...
. In March 2007, licensed production of the Mi-17 started in China, with production being led by Mil Moscow Helicopter Plant JSC and the Sichuan Lantian Helicopter Company Limited in Chengdu, Sichuan province as a joint venture. The plant built 20 helicopters in 2008, using Russian Ulan-Ude-supplied kits; annual production was expected to increase to 80 helicopters. The variants planned to be built by Lantian include the Mi-171, Mi-17V-5, and Mi-17V-7. In 2021 it was reported that China was replacing the Russian-made Mi-17 with their own Z-20, except possibly for the Mi-171Sh assault helicopter; the last Mi-17 order was in 2014. In 2021 the Web site of
Russian Helicopters JSC Russian Helicopters (russian: Вертолёты России ''Vertolyoty Rossii'') is a helicopter design and manufacturing company headquartered in Moscow, Russia. The company designs and manufactures civilian and military helicopters. The c ...
, the manufacturer, said that the Mi-8/17 was "the most widely operated helicopter in history."


Operational history

Royal Cambodian Air Force Mi-17s were used during the Cambodian government's offensives; by 1994 ten operational airframes five were converted to helicopter gunships equipped with 57 mm
rocket pod A rocket launcher is a weapon that launches an unguided, rocket-propelled projectile. History The earliest rocket launchers documented in imperial China consisted of arrows modified by the attachment of a rocket motor to the shaft a few ...
s and providing
air support In military tactics, close air support (CAS) is defined as air action such as air strikes by fixed or rotary-winged aircraft against hostile targets near friendly forces and require detailed integration of each air mission with fire and movemen ...
for ground forces attacking the Khmer Rouge positions. In 1996 the Government launched an offensive during the dry season at the Khmer Rouge stronghold of Anlong Veng and Pailin, using five Mi-17 gunships and eight Mi-17-Mi-8 troops transports. In May 1999, during
Operation Safed Sagar Operation Safed Sagar ( hi, ऑपरेशन सफेद सागर, lit. "Operation White Ocean") was the code name assigned to the Indian Air Force's role in acting jointly with the Indian Army during the 1999 Kargil war that was aim ...
, the Mi-17 was used in the first air phase of the
Kargil War The Kargil War, also known as the Kargil conflict, was fought between India and Pakistan from May to July 1999 in the Kargil district of Jammu and Kashmir and elsewhere along the Line of Control (LoC). In India, the conflict is also referr ...
by 129HU of the Indian Air Force against
Pakistan Pakistan ( ur, ), officially the Islamic Republic of Pakistan ( ur, , label=none), is a country in South Asia. It is the world's fifth-most populous country, with a population of almost 243 million people, and has the world's second-lar ...
i regular. One Mi-17 was downed by a
shoulder-fired missile A shoulder-fired missile, shoulder-launched missile, man-portable rocket launcher, or man-portable missile is a rocket-propelled explosive projectile small enough to be carried by a single person and fired while held on one's shoulder. The wo ...
, and a fighter aircraft was lost in combat. This led to the withdrawal of armed helicopters and attacks by fixed-wing aircraft began. The Mi-17 was used extensively by the Sri Lanka Air Force in Sri Lanka's war on terrorism by the LTTE. Seven of them were lost in combat and attacks on airports. Freelance pilot Neall Ellis operated an Mi-17 in support of the
Sierra Leone Sierra Leone,)]. officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered by Liberia to the southeast and Guinea surrounds the northern half of the nation. Covering a total area of , Sierr ...
Sierra Leone/Government, government in the
Sierra Leone Civil War The Sierra Leone Civil War (1991–2002), or the Sierra Leonean Civil War, was a civil war in Sierra Leone that began on 23 March 1991 when the Revolutionary United Front (RUF), with support from the special forces of Liberian dictator Char ...
, ferrying ammunition and other supplies to government troops.
US Army Special Forces The United States Army Special Forces (SF), colloquially known as the "Green Berets" due to their distinctive service headgear, are a special operations force of the United States Army. The Green Berets are geared towards nine doctrinal mis ...
in Afghanistan extensively used
CIA The Central Intelligence Agency (CIA ), known informally as the Agency and historically as the Company, is a civilian foreign intelligence service of the federal government of the United States, officially tasked with gathering, processing, ...
-operated Mi-17s during the initial stages of Operation Enduring Freedom. The Mi-17 is used for passenger transport by
Air Koryo Air Koryo () is the state-owned national airline of North Korea, headquartered in Sunan-guyŏk, Pyongyang. Based at Pyongyang International Airport ( IATA: FNJ), it operates international scheduled and charter services to points in Asia. ...
, national airline of
North Korea North Korea, officially the Democratic People's Republic of Korea (DPRK), is a country in East Asia. It constitutes the northern half of the Korean Peninsula and shares borders with China and Russia to the north, at the Yalu (Amnok) and T ...
. Previous flights include those between
Pyongyang Pyongyang (, , ) is the capital and largest city of North Korea, where it is known as the "Capital of the Revolution". Pyongyang is located on the Taedong River about upstream from its mouth on the Yellow Sea. According to the 2008 populat ...
and Kaesong and Pyongyang and
Haeju Haeju () is a city located in South Hwanghae Province near Haeju Bay in North Korea. It is the administrative centre of South Hwanghae Province. As of 2008, the population of the city is estimated to be 273,300. At the beginning of the 20th century ...
. The
Mexican Navy The Mexican Navy is one of the two independent armed forces of Mexico. The actual naval forces are called the ''Armada de México''. The ''Secretaría de Marina'' (''SEMAR'') (English: Naval Secretariat) includes both the ''Armada'' itself and ...
uses its Mi-17s for anti-narcotic operations such as locating marijuana fields and dispatching
marines Marines, or naval infantry, are typically a military force trained to operate in littoral zones in support of naval operations. Historically, tasks undertaken by marines have included helping maintain discipline and order aboard the ship (refle ...
to eradicate the
plantations A plantation is an agricultural estate, generally centered on a plantation house, meant for farming that specializes in cash crops, usually mainly planted with a single crop, with perhaps ancillary areas for vegetables for eating and so on. Th ...
. The
Slovak Air Force The Slovak Air Force, known since 2002 as the Air Force of the Armed Forces of the Slovak Republic ( sk, Vzdušné sily Ozbrojených síl Slovenskej republiky), is the aviation and air defense branch of the Slovak Armed Forces. Operating 23 airc ...
and
Croatian Air Force The Croatian Air Force ( hr, Hrvatsko ratno zrakoplovstvo or HRZ) is a branch of the Croatian Armed Forces whose primary task is to ensure the sovereignty of the airspace of the Republic of Croatia and to provide aviation support to other branc ...
operated Mi-17s in
Kosovo Kosovo ( sq, Kosova or ; sr-Cyrl, Косово ), officially the Republic of Kosovo ( sq, Republika e Kosovës, links=no; sr, Република Косово, Republika Kosovo, links=no), is a partially recognised state in Southeast Euro ...
as part of KFOR. Both the pro-Gaddafi and anti-Gaddafi forces in the 2011 Libyan civil war have operated Mi-17s. Mi-17s are operated by the Afghan Air Force. In July 2010 two Mi-17 were flown by a mixed crew of
United States Air Force The United States Air Force (USAF) is the Aerial warfare, air military branch, service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part ...
and Afghan Air Force personnel in a 13-hour mission that rescued 2,080 civilians from flood waters. This was the largest rescue by two helicopters in USAF history. USAF pilot
Lt Col Lieutenant colonel ( , ) is a rank of commissioned officers in the armies, most marine forces and some air forces of the world, above a major and below a colonel. Several police forces in the United States use the rank of lieutenant colone ...
Gregory Roberts received the Distinguished Flying Cross for the mission. During the
Tham Luang cave rescue In June and July 2018, a junior association football team and their assistant coach were rescued from the Tham Luang Nang Non cave in Chiang Rai Province in northern Thailand. Twelve members of the team, aged 11 to 16, and their 25-year-old ass ...
in July 2018, the Thai army used the Mi-17 helicopter for searching operations, and evacuating the first batch of survivors from Tham Luang to Chiang Rai hospital; on 10 July 2018 a Mil Mi-17 helicopter took the last evacuated boy to the hospital.


21st century orders

In October 2007, the
Saudi Arabia Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in Western Asia. It covers the bulk of the Arabian Peninsula, and has a land area of about , making it the fifth-largest country in Asia, the second-largest in the A ...
n Government cancelled the purchase of 64 NHIndustries NH90 helicopters and agreed to buy 150 Russian-made Mil Mi-17 and
Mi-35 The Soviet and later Russian Mil Mi-24 helicopter has been produced in many variants, as described below. History In 1966, Soviet aircraft designer Mikhail Mil created a mock-up design of a new helicopter (derived from the Mil Mi-8) which was ...
helicopters instead. On 28 October 2008, the
Royal Thai Army The Royal Thai Army or RTA ( th, กองทัพบกไทย; ) is the army of Thailand and the oldest and largest branch of the Royal Thai Armed Forces. History Origin The Royal Thai Army is responsible for protecting the kingdom's ...
announced a deal to buy six Mi-17s to meet its requirement for a medium-lift helicopter. This is the first time the Thai armed forces have acquired Russian aircraft instead of American aircraft. ''
Flight International ''Flight International'' is a monthly magazine focused on aerospace. Published in the United Kingdom and founded in 1909 as "A Journal devoted to the Interests, Practice, and Progress of Aerial Locomotion and Transport", it is the world's old ...
'' quotes the Thai Army's rationale: "We are buying three Mi-17 helicopters for the price of one Black Hawk. The Mi-17 can also carry more than 30 troops, while the Black Hawk could carry only 13 soldiers. These were the key factors behind the decision." On 15 December 2008, it was reported that
India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
ordered 80 Mi-17V-5 helicopters worth $1.375 billion, which would be delivered to the Indian Air Force between 2011 and 2014 to replace aging Mi-8s. In August 2010, it was reported that India planned to order another 59 Mi-17s. The first Mi-17V-5s entered service with India in February 2012. In December 2012, India signed a contract for 71 aircraft at a reported cost of US$1.3 billion. In December 2014 it was reported that India is in agreement with the Russian Federation to produce on its territory Mi-17s and Ka-226Ts. All 151 helicopters were delivered as of February 2016. On 11 June 2009, it was announced that the United States had handed over four Mi-17 cargo helicopters to the Pakistan Army to facilitate its counter-terrorism operations. This followed an urgent request for helicopters by Chief of Army Staff (Pakistan), Pakistan's Chief of Army Staff General Ashfaq Parvez Kayani in a leaked US embassy cable published on WikiLeaks. On 10 July 2009, it was announced that Chile would pursue talks with Russia to purchase five Mi-17 multi-role helicopters for the Chilean Air Force, despite pressure from the United States. However, as of January 2013, it seems that these plans were canceled. On 16 September 2009, the United States Navy delivered the last two of four Mi-17s to the Afghan National Army Air Corps. On 19 June 2010, it was announced that the US government would buy and refurbish 31 more Mi-17 helicopters from Russia to supply the Afghan Air Force. The US was reportedly considering adding the helicopter to the US military for special forces use in order to obscure troop movements.U.S. military criticized for purchase of Russian copters for Afghan air corps
. Washington Post,
The US has used some Mi-8s and Mi-17s for training, and has purchased units for allies in Iraq, Afghanistan and Pakistan. In August 2010 a contract was signed by the Argentine Air Force for two Mi-17Es, plus an option on another three, to support Argentine Antarctica, Antarctic bases. In September 2010, the Polish Defense Minister announced that his country would buy five new Mi-17s from Russia, to support Polish operations in Afghanistan. All five Mi-17-1Vs were delivered by 2011. In 2011, Chief of Staff of the Afghan National Army Abdul Wahab Wardak announced that the US government would buy Mi-17s for use by Afghanistan's troops. He explained the choice of the Russian helicopter over the American Chinook helicopter, Chinook was due to the familiarity of the Afghan technical and pilot staff with the helicopter type and that it is better suited for Afghanistan's environment. The United States continued to purchase the helicopters for Afghanistan in 2013, despite a congressional prohibition. Overall, 63 Mi-17s were acquired through the 2011 contract at a cost of US$16.4 to US$18.4 million each, or US$4 to US$6 million more each than a refurbished American Chinook. China signed two contracts with Rosoboronexport in 2009 and 2012 for 32 and 52 Mi-171E, respectively. In 2014 and 2015, Bangladesh ordered a total of 11 Mi-171Sh helicopters. 5 more ordered in 2017. The Helicopters of Russia has concluded a contract with the Defense Ministry of Belarus for the supply of twelve Mi-8MTV-5 military transport helicopters in 2016–2017. The Belarusian military will get the helicopters possessing the same parameters as those used by the Russian military. The contract was executed in April 2017. In the course of the Army-2017 International Military Technical Forum signed a contract to supply two Mi-171Sh helicopters to Burkina Faso. Also signed a contract for the supply of helicopters to Russian state special purpose aviation. Three Mi-8AMTSh military transport helicopters were produced and three more were ordered later. Royal Thai Army ordered 2 Mi-17V-5s in September 2017 which received in December 2018 plus 3 more received in March 2021 for a total of 10 delivered since 2011. RF National Guard ordered two Mi-8AMTSHs in April 2018. During the Hydroaviasalon-2018 exhibition, subsidiaries of Rostec State Corporation – Russian Helicopters, National Service of Medical Aviation and Avia Capital Services LLC – signed a contract to supply 104 Ansat and 46 Mi-8AMT medically equipped helicopters. Russia supplied seven Mi-35 and three Mi-17 helicopters to Serbia. A contract was signed on 18 January 2019 between Russian Helicopters, Kazakhstan Engineering, and Kazakh firm Aircraft Repair Plant No 405 (ARP 405) that will see 45 kit versions of the Mil Mi-8AMT and Mi-171 helicopters delivered to Kazakhstan until 2025 for local assembly. In 2019, China ordered 100 Mi-171 (including 18 combat-transport Mi-171Sh) and 21 Kazan Ansat helicopters. A contract with the civilian airline QINGDAO for the supply of six Mi-171 helicopters with VK-2500-03 engines was signed in December 2019. In 2019, the Philippine Air Force reportedly expressed its interest in acquiring 16 Mi-171 helicopters for its heavy-lift helicopter requirement, with a possible option to add one Mi-171 that is fitted for VVIP transport, in a deal worth P12.5 billion to be signed during the official visit to Russia by President Rodrigo Duterte. From March 3 to 7, 2020, a delegation composed of Philippine military and defense officials, and officials of the Embassy of the Philippines in Russia met with representatives from Sovtechnoexport and visited the Ulan-Ude Aviation Plant. Local defense blog Maxdefense Philippines reported that a Notice of Award (NOA) was issued during the third quarter of 2020, although it was unclear if it was awarded to Sovtechnoexport or Rosoboronexport. On 27 July 2022, the Philippine government canceled the deal to purchase 16 Mi-17 helicopters due to fears of possible U.S. sanctions. In 2021 Russia offered the Argentine Air Force Mil Mi-17 helicopters as part of a bigger arms deals. Russia in October 2021 delivered to Mali 2 Mi-171Sh and 2 Mi-17V-5 helicopters in the framework of a contract signed in December 2020. Bangladesh and Peru each ordered 2 Mi-171A2s in 2021. On 13 April 2022, US President Joe Biden announced that the US Government would supply 11 Mi-17 helicopters to the Ukrainian government to aid in its defense during the 2022 Russian invasion of Ukraine, Russian invasion of Ukraine. The U.S. supplied 16 Mi-17s including five that were undergoing maintenance in Ukraine when Russia invaded. These helicopters belonged to the Islamic Republic of Afghanistan, former Afghan government, but were paid for by the US under the Afghanistan Security Forces Fund. Therefore the Pentagon treated these aircraft as its property after that government Fall_of_Kabul_(2021), fell in September 2021.


Variants


Soviet/Russian variants

;Mi-8MT :Basic updated version of the Mi-8T, powered by two 1,397 kW (1,874 hp) Klimov TV3-117MT turboshaft engines. Provision for twin or triple external stores racks.Jackson 2003, pp. 389, 391. The export version is known as ''Mi-17''. ;Mi-8MTV :Hot and High version, powered by two Klimov TV3-117VM high-altitude turboshaft engines.Jackson 2003, p. 390. This type has a maximum ceiling of 6,000 m.Jackson 2003, p. 392. ;Mi-8MTV-1 :Radar-equipped civil version of the Mi-8MTV. Russian designation of the Mi-17-1V. ;Mi-8MTV-2 :Improved version of the Mi-8MTV-1 with enhanced armour, updated systems, an anti-torque rotor and accommodation for 30 instead of 24 troops. ;Mi-8MTV-3 :Military version of the Mi-8MTV-2, fitted with four instead of six hardpoints, but the number of possible external stores combinations was increased from 8 to 24. ;Mi-8MTV-5 :Military utility transport helicopter, powered by two Klimov TV3-117VM turboshaft engines and equipped with a loading ramp instead of the clam-shell doors, an additional door and a new "dolphin nose". First deliveries to the VVS in 2012. Deliveries continued in 2013 and 2014. Russia currently uses improved Mi-8 MTV-5-1s. These helicopters are intended for the transport of goods and machinery weighing up to 4 tons and these helicopters are equipped with optional rocket or cannon armament. The cockpit lighting is modified to support night vision goggles and the communication systems have been modernized. As of January 2019, the manufacturer has supplied 130 Mi-8MTV-5 vehicles out of 140 to the Defense Ministry. 6 Mi-8MTV-5-1 were delivered in July 2017. A new delivery in September 2017. Next delivery in early 2018. 5 Mi-17V-5-1s delivered in July 2018. 8 delivered in early 2019. 5 more in April 2019. The last 5 Mi-8MTV-5-1s helicopters from the 2011 contract were delivered in August 2020. ;Mi-8MTV-5-Ga :Civilian version of the Mi-8MTV-5. ;Mi-8AMT :Slightly modified version of
Kazan Kazan ( ; rus, Казань, p=kɐˈzanʲ; tt-Cyrl, Казан, ''Qazan'', IPA: ɑzan is the capital and largest city of the Republic of Tatarstan in Russia. The city lies at the confluence of the Volga and the Kazanka rivers, covering an ...
's Mi-8MTV, built in Ulan-Ude Aviation Plant from 1991 and still powered by TV3-117VM engines although nowadays VK-2500 engines are optional. Also known as ''Mi-171''. An Arctic version was put into production in 2020. ;Mi-8AMTSh :Armed assault version of the Mi-8AMT, can carry the same range of weapons as the Mi-24 including unguided weapons and high-precision armaments, in particular, antitank guided 9M120 Ataka or 9M114 Shturm missiles. Fitted with a new large door on the right side (except the prototype), aramid fiber plates around the cockpit area and engines, and sometimes a loading ramp in place of the usual clamshell doors. The helicopter can carry up to 37 paratroopers, 12 wounded on stretchers or airlift up to 4 tons of cargo, engage in search-and-rescue and evacuation operations. The craft has two VK-2500 engines of enhanced capacity and a complex of defense means. The cockpit of the new helicopter is equipped with multifunctional indicators to display the map of the terrain and the latest navigational and piloting equipment which operates with GPS and GLONASS satellite navigation systems. The Russian air force received a first batch of 10 Mi-8AMTSh in December 2010, and a second batch in June 2011. Deliveries were continued in 2012 and 2013. Russian Defense Ministry signed a contract for 40 helicopters in August 2013. First 8 upgraded helicopters were delivered in 2014. In total, 40 helicopters were delivered in 2014. Long-term government contract to supply modernized Mi-8AMTSh was signed in Ulan-Ude in August 2013 and provides for the delivery of unique machines – the first production batch with improved resource performance including significant savings on maintenance during the life cycle of the helicopter. Mi-8AMTSh passed to the Defense Ministry obtains a larger capacity engines VK-2500 with an upgraded (reinforced) transmission that provide objective control of exploratory work, and make the use of the helicopter in the highlands and hot climates more efficient. 13 helicopters were delivered in 2015. 8 helicopters were delivered in the first half of 2016. More than 20 Mi-8AMTs and Mi-8AMTShs were delivered to the Russian Interior Ministry in recent years. Mi-8AMTSh-VA arctic version is also supplied to the Russian Air Force and Naval Aviation. The first batch of Mi-8AMTSh for 2017 was delivered in late May. A new delivery in June 2017. 13 more in early 2018. A new large delivery in June 2018. The last delivery held in December 2018. A new delivery of a special modification held in early 2019. New deliveries in November 2019 and April 2020. 10 Mi-8AMTSH-VN Special Ops helicopters are on order since summer 2019 and the first helicopters reportedly entered service as of late 2021. 2 helicopters were delivered and 6 modernized with the Vitebsk onboard defense system in July 2020. ;Mi-8MTKO :Night attack conversion of the Mi-8MT and Mi-8MTV helicopters. Known in Belarus as ''Mi-8MTKO1''. ;Mi-8MTD :Electronic warfare version of the Mi-8MT. ;Mi-8MTF :Aerial photography variant based on the Mi-8MT ;Mi-8MTG :Electronic warfare version of the Mi-8MT with "Gardenya-1FVE" single H/I-band jamming system. Export designation ''Mi-17PG''. ;Mi-8MTI (NATO Hip-H EW5) :Electronic warfare version of the Mi-8MT with "Ikebana" single D-band jamming system. Also known as ''Mi-13'', export designation ''Mi-17PI''. ;Mi-8MTPB (NATO Hip-H EW3) :Electronic warfare version of the Mi-8MT with "Bizon" jamming system. Export designation ''Mi-17PP''. ;Mi-8MTPSh :Electronic warfare version of the Mi-8MT with "Shakhta" jamming system. Export designation ''Mi-17PSh''. ;Mi-8MTR1 :Electronic warfare version of the Mi-8MT. The Russian Air Force (VVS) received three new Mi-8MTPR-1 electronic warfare (EW) helicopters on 4 March 2014. Mi-8MTPR-1 is a standard Mi-8MTV-5-1 with a 'Rychag-AV' active jamming station installed on board. The helicopters are designed to be able to detect and suppress electronic command-and-control systems as well as the radars of surface-to air and air-to-air missiles. Additional Mi-8MTPR-1s are currently under construction, with the Russian Ministry of Defence is set to eventually receive 18 of the EW helicopters. 12 helicopters were delivered as of the first half of 2016. New deliveries in October 2018 and December 2020. ;Mi-8MTR2 :Electronic warfare version of the Mi-8MT. ;Mi-8MTS :Sigint version of the Mi-8MT. ;Mi-8MTSh1 :Electronic warfare version of the Mi-8MT. ;Mi-8MTSh2 (NATO Hip-H EW4) :Electronic warfare version of the Mi-8MT. ;Mi-8MTSh3 (NATO Hip-H EW6) :Electronic warfare version of the Mi-8MT. ;Mi-8MTT :Sigint version of the Mi-8MT. ;Mi-8MTYa :Electronic warfare version of the Mi-8MT with "Yakhont" system. ;Mi-8MS :VIP version. Sub-variants are ''Mi-8MSO'' and ''Mi-8MSD''. ;Mi-19 :Airborne command post version for tank and motorized infantry commanders (based on Mi-8MT/Mi-17 airframe). ;Mi-19R :Airborne command post version similar to Mi-19 for commanders of rocket artillery (based on Mi-8MT/Mi-17 airframe).


Export variants

;Mi-17 (NATO Hip-H) :Improved version of the Mi-8, powered by two Klimov TV3-117MT turboshaft engines. Basic production version. ;Mi-17-1 :Export version of ''Mi-8AMT'' powered by two Klimov VK-2500 engines. ;Mi-17-1M :High altitude operations version, powered by two Klimov TV3-117VM turboshaft engines. ;Mi-17-1V :Military transport, helicopter gunship version, powered by two Klimov TV3-117VM turboshaft engines. Export version of the ''Mi-8MTV-1''. ;Mi-17-1VA :Flying hospital version. ;Mi-17-2 :Export version of ''Mi-8MTV-2''. ;Mi-17V-3 :Export version of the ''Mi-8MTV-3''. ;Mi-17V-5 :Export version of the ''Mi-8MTV-5''. This variant is designated ''CH-178'' by the Canadian Forces. ;Mi-17V-7 :Mi-17V-5 equipped with VK-2500 engine and clam shell doors. ;Mi-17M :Demonstration model from 1993, served as the basis for the Mi-17MD (nowadays known as Mi-17V-5). ;Mi-17MD :Initial designator of the Mi-17V-5, developed in 1995 and from 1996 fitted with a loading ramp. ;Mi-17KF :Export version fitted with new avionics including Inertial Navigation Unit along with GPS at tail boom. ;Mi-17N :Export version of the Mi-8MTKO with GOES-321M turret with LLLTV and FLIR. ;Mi-17P :Export version, passenger transport helicopter. ;Mi-17PG :Export version of the ''Mi-8MTG''. ;Mi-17PI :Export version of the ''Mi-8MTI''. ;Mi-17PP :Export version of the ''Mi-8MTPB''. ;Mi-17S :VIP version. ;Mi-17AE :SAR and Medevac version given to Poland. ;Mi-17 LPZS :Specialised version for the SAR units (''Leteckej Pátracej a Záchrannej Služby'') of Slovakia. Four ordered. ;Mi-17Z-2 "Přehrada" :Czech electronic warfare version with two large canisters on each side. ;Mi-171 :Export version of the Mi-8AMT, built in
Ulan-Ude Ulan-Ude (; bua, Улаан-Үдэ, , ; russian: Улан-Удэ, p=ʊˈlan ʊˈdɛ; mn, Улаан-Үд, , ) is the capital city of the Republic of Buryatia, Russia, located about southeast of Lake Baikal on the Uda River at its confluence wi ...
. ;Mi-171A :Mi-171 civilian passenger helicopter modified to meet FAR 29 and JAR 29 requirement. ;Mi-171A1 :Mi-171 civilian cargo helicopter modified to meet FAR 29 and JAR 29 requirement. ;Mi-171A2 :Highly upgraded version powered by VK-2500PS-03 engines (civil version of the engines installed on Mi-28 combat helicopters), digital navigation system with data display indication reducing the crew to two people, and a new rotor system. The Mi-171A2 has been certified by India, Colombia and South Korea as of late 2020, followed by Vietnam in June 2021. ;Mi-171A3 :Newest modification based on the previous Mi-171A2 variant and the Mil Mi-38 transport helicopter, first revealed on 26 February 2019. The Mi-171A3 will be intended primarily for transport flights to offshore drilling platforms. ;Mi-171C :Chinese built variant of Mi-171 by Sichuan Lantian Helicopter Company Limited, with two radars, one weather radar in the forward section, and another Doppler navigational radar under tail boom. Clam shell doors are replaced by a single ramp door. ;Mi-171E :Mi-171 equipped with VK-2500-03 engines to operate in extreme temperature limits, from −58 to 50 Celsius. ;Mi-171M :Modernized Mi-171 to reduce crew from 3 to 2. ;Mi-171S :Mi-171 with western avionics such as AN/ARC-320 transceiver, GPS and standard NATO flight responder. ;Mi-171Sh :Export version of the Ulan-Udes ''Mi-8AMTSh''. It is the most advanced export version and can be armed with various Aircraft ordnance, armaments. In addition to transporting troops, the helicopter can also be used to attack enemy positions. ''Mi-171SH-HV and'' ''Mi-171SH-VN'' are more advanced versions equipped with electro-optical Forward-looking infrared, FLIR system and armed with anti-tank guided missiles. :Czech Republic and Croatia have ordered these types in 2005 and 2007. Both Bangladesh Air Force and Bangladesh Army Aviation Group, Bangladesh Army operates Mi-171Sh armed assault helicopter and for multirole operations. Two recent operators are Peru who ordered 6, all due for delivery in 2011, and Ghana which received 4 of the helicopters in January 2013. A new order from China in 2020. ;Mi-171ShP :Export version of Mi-17Sh for Peruvian Army (Aviación del Ejército del Peru) who ordered 24 for US$528 million and the contract stipulates delivery of spare parts, ground support equipment, maintenance support, and the establishment of a Mi-17 maintenance facility in La Joya (Arequipa), for US$62.4 million ;Mi-171Sh2 : Upgraded version of Mi-171Sh for Algerian Air Force with new avionics, engines and optronic ball, active and passive protection system "President-S", two rocket pods B8W20A, eight missiles 9M120 "Ataka". ;Mi-172 :Civil passenger version manufactured in Kazan plant and based on the Mi-8MTV-3. ;Mi-171Sh Storm for special forces


Operators

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * – 19 * * * * * * * * * *


Former operators

* (Mil Mi-8#Others, Mi-8) * *


Accidents and notable incidents

*On 16 September 2000, a Mi-17 of the Sri Lankan Airforce crashed near Aranayake in Kegalle District, Sri Lanka with one of the then government ministers on board. Besides the minister, there were 14 others on board – nine party officials, three bodyguards and two crew members. The authorities initially claimed that engine failure had caused the crash. The government immediately ordered an inquiry into the crash and in January 2001 President Kumaratunga appointed a Presidential Commission to inquire into the crash. However, neither found any conclusive evidence for the crash's cause. *On 4 December 2003, a 2003 Polish Air Force Mi-8 crash, Polish Air Force Mi-8 crashed with Prime Minister Leszek Miller on board; all survived. *On 30 July 2005, a Mi-17 presidential helicopter crashed in mountain ranges in South Sudan due to poor visibility claiming the life of then President of South Sudan John Garang, six of his colleagues and seven Ugandan crew members. He was returning from a private visit in Rwakitura meeting President Yoweri Museveni of Uganda. *On 12 January 2008, a Mi-17 of the Military of the Republic of Macedonia, Macedonian Armed Forces 2008 Macedonian Armed Forces Mil Mi-17 crash, crashed, killing all three crew members and eight passengers. *On 3 March 2008, an Iraqi Air Force Mi-17 (Mi-8AMT) crashed near Baiji while ferrying troops from Tal Afar to the capital Baghdad. All eight people on board perished in the accident. *On 31 May 2008, a People's Liberation Army Mi-171 transport crashed in southwest Sichuan province, killing 5 crew and 13 passengers on board. It was on a rescue mission during the 2008 Sichuan earthquake. *On 14 January 2009, an Afghan Air Force Mi-17 crashed in Herat while en route to Farah province. All 13 on board were killed, including Maj. Gen. Fazl Ahmad Sayar, one of Afghanistan's four regional commanders. *On 14 February 2010, a Yemeni Air Force Mi-17 crashed in Northern Yemen, hitting an Army vehicle. All eleven people on board were killed, along with three others on the ground. *On 28 July 2010, an Iraqi Air Force Mi-17 (Mi-8M) crashed in a sandstorm about 110 km south of Baghdad, killing all 5 occupants. *On 19 November 2010, an Indian Air Force Mi-17 crashed near Tawang in Arunachal Pradesh,
India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
killing all 12 people on board. It had taken off from Tawang for Guwahati, and crashed about five minutes later at Bomdila. *On 19 April 2011, a Pawan Hans Mi-172 burst into flames seconds before landing at Tawang in Arunachal Pradesh, India, killing 17 people on board. *On 18 May 2012, a Mi-17 crashed while in training in San Felipe, Yaracuy, Yaracuy,
Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
, killing 4 people. *On 11 July 2012, a Pakistan Army Mi-17 crashed near Skardu Airport in Gilgit-Baltistan, killing 5 people. *On 30 August 2012, two Indian Air Force Mi-17s collided near Jamnagar in Western India, killing 9 people. *On 11 February 2013, a Mi-17 belonging to Azerbaijani Air Force crashed into the Caspian Sea killing all 3 people on board. *On 25 June 2013, a Mi-17V-5 of the Indian Air Force crashed while undertaking rescue operations in the flood-ravaged areas of the state of Uttarakhand in northern India. IAF chief NAK Browne ruled out possibility of any of the 20 men on board surviving. There were five staff from IAF, six from Indo-Tibetan Border Police (ITBP), and nine from National Disaster Response Force (NDRF). *On 16 September 2013, a Turkish Air Force F-16 shot down a Syrian Mil-17 at the border after the helicopter violated Turkish airspace. Two crew members reportedly bailed out before the aircraft crashed in Syrian territory. *On 9 November 2013, an Indonesian Army Mi-17 crash killed at least 13 people after the helicopter caught on fire in the jungles of Borneo. *On 7 July 2014, a Vietnam People's Air Force Mi-171 military helicopter crashed on the outskirts of Hanoi while on a training mission for parachute recruits. Among 21 men on board, 16 died, 4 others died in hospital, only 1 survived. The pilot crashed in a field, probably to avoid the local market and houses. *On 10 July 2014, a Ministry of Internal Affairs (Macedonia), Macedonian police Mi-17V-5 crashed overnight during a training flight near the southern town of Strumica, killing all four people on board. The four crew members were all pilots, each with more than 30 years of flight experience. They were on a night training flight when the Mi-17-V5 hit a 120-meter (394-ft) tall television transmitter tower near Strumica, about 190 kilometers (120 miles) south of the capital Skopje. *On 21 September 2014, an Egyptian Army Mi-8/17 crashed near Kom Oshem, Fayoum Governorate while on a transport mission from Bani Sweif Governrate. All the crew died. *On 13 March 2015, Serbian Army Mi-17 crashed just short of Belgrade airport when employed in transportation, from Novi Pazar to military medical facility in Belgrade, of a 5-day-old baby with respiratory problems due to road blockade by the landslide. All 7 individuals aboard, including four crew members, two medical staff and the patient died. *On 8 May 2015, a 2015 Pakistan Army Mil Mi-17 crash, Pakistan Army Mi-17 crashed near the Naltar area of Gilgit in Gilgit-Baltistan, killing the Norwegian and Philippine ambassadors and the wives of the Malaysian and Indonesian ambassadors. Two Pakistan Army pilots, Major Al-Tamash and Major Faisal, were also killed in the incident. The Polish and Dutch ambassadors were injured. *On 13 May 2015, a Mi-17 helicopter on a training flight belonging to Bangladesh Air Force crash landed at the airport and caught fire. All three people on board sustained major injuries and were hospitalized. *On 28 July 2015, a Mi-17 from the Presov Helicopter Airbase of the
Slovak Air Force The Slovak Air Force, known since 2002 as the Air Force of the Armed Forces of the Slovak Republic ( sk, Vzdušné sily Ozbrojených síl Slovenskej republiky), is the aviation and air defense branch of the Slovak Armed Forces. Operating 23 airc ...
crashed into a forested area near Hradisko, Terňa, Slovakia during a routine training flight. The pilot died on the scene and the remaining two crew members sustained major injuries and were hospitalized. * During the Russian intervention on the Syrian Civil War. Two Russian Mi-17, Mi-8AMTsh helicopters were sent to find and recover the pilots from the crash site of a Su-24M bomber downed. One of the helicopters was damaged by small-arms fire from Syrian Turkmen Brigades, Syrian Turkmen Brigade militants, resulting in the death of a Naval Infantry (Russia), naval infantryman, and was forced to make an emergency landing. *On 27 March 2016, a Mi-17 of the Algerian Air Force crashed in Southern Algeria causing the death of 12 military personnel and two injured. *On 4 August 2016, A Pakistani Mi-17 transport helicopter belonging to the Government of Punjab (Pakistan), Punjab government en route to Russia for repair, crashed in Logar Province, Afghanistan. The six people on board were reportedly taken as hostage by Taliban. The crew and occupants of the Mi-17 were released after ten days through an inter-tribe exchange at Pakistan-Afghan border. The crew consisted of five Pakistanis and one Russian. *On 27 November 2016, an Iranian Mi-17 transport helicopter belonging to the Islamic Revolutionary Guard Corps, IRGC dispatched to an oil rig located off the coast of Amirabad in the northern province of Mazandaran Province, Mazandaran, crashed in the Caspian Sea. All five people on board died. *On 31 December 2016, a
Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
n Mi-17 transport helicopter belonging to the Venezuelan Army covering the route SVPA – SVLE crashed in the Amazonas State. *On 29 May 2017 a Mi-17 transport helicopter belonging to the Sri Lanka Air Force which was engaged in 2017 Sri Lankan flood and landslide, flood relief operations was forced to land with extensive damage in Baddegama, and none of the crew members injured. *On 6 October 2017 an Indian Air Force Mi-17V-5 helicopter crashed in Arunachal Pradesh killing 7 on board. *On 3 January 2018: A Mil Mi-17 helicopter of Bangladesh Air Force crashed in Sreemangal whilst carrying Kuwaiti delegates. The Kuwaiti delegates have been identified as Kuwait Armed Forces Chief of Staff Lt Gen Mohammad Al-Khuder and Kuwait Naval Forces Commander Maj Gen Khalid Mahmud Abdullah.Everyone were rescued alive. *On 3 April 2018, an Mi-17 transport helicopter of the Indian Air Force crashed in Kedarnath. All the people onboard survived. Indian Air Force has ordered an inquiry into the crash. * On 11 June 2018, a Mi-17 of the Bulgarian Air Force crashed at Plovdiv Airport, Bulgaria, killing two on board. * On 27 February 2019, a Mi-17 of the Indian Air Force crashed in Budgam, Jammu and Kashmir (union territory), Jammu and Kashmir, killing six on board and one civilian on the ground. Locals on the ground claim that they had heard a huge explosion and saw the helicopter break into two parts before crash. Later investigation have shown that the helicopter was shot down as result of friendly fire when a SPYDER Indian air defense system fired a missile which hit Mi-17 helicopter, killing everyone aboard. * On 13 May 2019, a People's Liberation Army Mi-171 transport belonging to the Tibet Military District crashed in Qinling in Shaanxi Province, killing 6 crew. * On 8 January 2020, an Afghan National Army Mi-17 crashed shortly after takeoff in Gardiz, Paktia province. It was later destroyed on the ground by Afghan Security forces. * On 11 February 2020, a Syrian Air Force Mi-17 utility helicopter was shot-down by Turkish-backed rebel forces using an American designed MANPADS over Al-Nayrab, killing everyone aboard. A second Mi-17 of the Syrian Army was shot down in Idlib under similar circumstances, killing all crew, on 14 February 2020. * On 6 March 2020, a Myanmar Air Force Mi-17 Crashed shortly after take-off near Kaungkha Village, Kutkai Township. * On 6 June 2020, an Indonesian Army Mi-17 helicopter crashed in Kendal Regency, killing 4 on board and 5 personnels survived. * On 7 July 2020, a Peruvian Air Force Mi-17-1V crashed in a river in the Amazonas. Seven occupants died in the crash, four crew members and three civilian passengers. * On 13 October 2020, a pair of Afghan National Army Air Corps Mi-17s collided with one another in mid-air in the Nawa-i-Barakzayi district, Helmand province. 9 were killed. * On 10 November 2020, an Afghan National Army Air Corps crashed upon take-off at Hisarak district, Nangarhar province. * On 18 March 2021, a Mi-17 helicopter of the Afghan Army was shot down by a local anti-taliban militia led by ethnic warlord Abdul Ghani Alipur in the Behsud, Maidan Wardak, Behsud district of Maidan Wardak Province, Maidan Wardak. Nine members of the Afghan security forces died in the incident. Two days later a video appeared, showing the helicopter being hit while increasing altitude just after unloading troops and cargo. A missile hits the helicopter, clipping the tail boom, with the helicopter spinning out of control and crashing. The missile was claimed to be a "laser-guided weapon". *On June 24, 2021, a Kenyan military aircraft identified as the Mil Mi-17 crashed in Kajiado county and went up in flames. *On August 25, 2021, a Mi-17 of the
Mexican Navy The Mexican Navy is one of the two independent armed forces of Mexico. The actual naval forces are called the ''Armada de México''. The ''Secretaría de Marina'' (''SEMAR'') (English: Naval Secretariat) includes both the ''Armada'' itself and ...
crashed in Agua Blanca de Iturbide. Four people injured were reported. * On 30 November 2021, a Mi-17 of State Border Service (Azerbaijan), the State Border Service of Azerbaijan crashed in Khizi District causing the death of 14 military personnel and 2 injured. * On 8 December 2021, an Indian Air Force Mi-17V-5 carrying 13 defence personnel including Chief of Defence Staff (India), Chief of Defence Staff General Bipin Rawat and his wife, Madhulika Rawat, 2021 Indian Air Force Mil Mi-17 crash, crashed near Coonoor, Tamil Nadu while flying towards Wellington, Tamil Nadu, Wellington from Sulur Air Force Station. 13 of the 14 onboard died in the crash, including General Bipin Rawat and his spouse. The sole survivor of the crash, Group Captain Varun Singh died from his injuries seven days later. *On April 26, 2022, a Mi-17-1V of the
Mexican Navy The Mexican Navy is one of the two independent armed forces of Mexico. The actual naval forces are called the ''Armada de México''. The ''Secretaría de Marina'' (''SEMAR'') (English: Naval Secretariat) includes both the ''Armada'' itself and ...
crashed in Mazatlán. Five marines injured were reported.


Specifications (Mil-171A2)


See also


References


Citations


General sources

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External links


Mi-8 (171-E) page at milhelicopter.comMi-17 Medium Multipurpose helicopter on Air recognition siteMi-17 DataBaseMi-171V Malaysia Fire Department – Bomba
{{CF aircraft 1970s Soviet military transport aircraft Mil aircraft 1970s Soviet helicopters Twin-turbine helicopters Articles containing video clips Aircraft first flown in 1975 Military transport helicopters