The Mil Mi-3 was a Soviet light-utility helicopter originally designed in the 1960s as a heavier and larger version of the

Mil Mi-2 The Mil Mi-2 (NATO reporting name: Hoplite) is a small, three Helicopter rotor, rotor blade Soviet-designed multi-purpose helicopter developed by the Mil Moscow Helicopter Plant, designed in the early 1960s and produced exclusively by PZL-Świdn ...

helicopter. It is also a

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

n designation for the

Polish Polish may refer to: * Anything from or related to Poland, a country in Europe * Polish language * Polish people, people from Poland or of Polish descent * Polish chicken * Polish brothers (Mark Polish and Michael Polish, born 1970), American twin ...

Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

co-operation on larger helicopters based on the Mi-2 that could replace the Mi-4 from 1971. The project never passed the stage of design. Due to problems in this cooperation, the Poles decided to build a completely new helicopter on their own, designated as

PZL W-3 Sokół The PZL W-3 ''Sokół'' (English: "Falcon") is a medium-size, twin-engine, multipurpose helicopter developed and manufactured by Polish helicopter company PZL-Świdnik, now owned by Leonardo. It was the first helicopter entirely designed and ...

. Another helicopter designated Mil Mi-3 was an improved

Mil Mi-1 The Mil Mi-1 (USAF/DoD reporting name "Type 32", NATO reporting name "Hare") was a Soviet three- or four-seat light utility helicopter. It was the first Soviet helicopter to enter serial production. It is powered by one Ivchenko AI-26V radial ...

with four bladed main rotor.

References

Abandoned military aircraft projects of the Soviet Union Mil aircraft Mi-03 Twin-turbine helicopters Single-rotor helicopters {{Soviet-stub