The Insane Operations of the World’s Biggest Helicopter Ever Produced

Fluctus
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Jul 27, 2026
Hello everyone and welcome back to the Fluktus channel.
Introduced by the Soviet Union back in 1977, the Mil Mi-26 is one of the largest and most
powerful helicopter ever built. Despite its age, many remain in service around the world,
such as here in Belarus. In Belarus, the Ministry of Emergency Situations focuses mainly on civil
protection and crisis response. The Mi-26 boasts a cargo capacity of up to 20 metric tons,
which makes it an excellent emergency rescue vehicle. The 15 meter long, 3.2 meter wide hold
can carry troops, rescue vehicles and water for aerial firefighting. Sergei has seen the benefits
of this massive aircraft firsthand. The helicopter measures more than 40 meters long and boasts a
rotor diameter of 32 meters. Over the years, the Mi-26 has been instrumental in delivering
disaster relief, medical supplies and military personnel. Unlike many other helicopters,
the cockpit is quite large, with seating for every crew member in one area. Situated at the very
front of the fuselage, the cockpit affords pilots a panoramic view, which is critical to operating
such a large aircraft. Inside, many of the instruments date back to the helicopter's
original production. Others have been upgraded to allow for improved performance and integration
with modern technology. This is in addition to many other upgrades made by the Ministry.
As with all aircraft, regular maintenance is essential. This is especially true of the various
systems used in heavy lifting operations, which require rigorous maintenance to perform at their
peak. Sergei is one of the Mi-26 maintainers and has come to know these machines inside and out.
From structural integrity inspections to fluid level checks, maintaining an Mi-26 is a constant
process. Due to the Soviet design and age, replacement parts can be nearly impossible to
come by. However, both Sergei and the helicopter pilot know that consistency can help these
helicopters keep flying for years to come.
During routine maintenance, special attention is paid to the Mi-26's massive rotor system.
Maintainers like Sergei need to check for both proper alignment and wear and tear,
which can dramatically affect the aircraft's performance.
The Mi-26 is also equipped with two powerful D-136 turboshaft engines,
producing 11,400 horsepower each. These complex systems must be carefully monitored for debris
and internal and external erosion. Ultimately, keeping a giant like this in the air requires
constant vigilance from highly trained teams. Like maintenance teams, Mi-26 flight crews require
extensive training in operating a helicopter of this size, given its incredible carrying capacity.
Given its size, takeoff requires careful monitoring of rotor pitch, torque and power output.
Once in the air, the Mi-26 can reach speeds of up to 295 kilometers per hour
and fly at altitudes of more than 4,000 meters.
The Belarus Ministry of Emergency Situations currently employs several Mi-26s,
as well as Mi-8 models for firefighting purposes.
While the aircraft's massive size is a benefit when it comes to firefighting,
crews are upfront about the challenges that come with flying such a huge machine.
As with takeoff, flight and navigation are team efforts.
Given the aircraft's size, landing can be another challenge.
However, both flight and ground crews train regularly to ensure maximum safety.
For some helicopters, the size must take a back seat to ingenuity.
A prime example is the Kamov Ka-26, which is easily recognized due to its coaxial rotor system.
This is where two rotors are mounted one above the other on concentric shafts,
where they rotate in opposite directions. This offers benefits like greater lift and
payload capacity as well as improved hovering and maneuverability.
Mariusz Lepoian is a Ka-26 pilot in Romania,
where he mainly uses the helicopter for agricultural purposes.
The Kamov, it's great to fly because it's very flexible, you can do a lot of moves with it.
It's a very strong helicopter, it's not a speed helicopter, but it's made especially for
different operations like agricultural work. It's the perfect helicopter for agriculture.
According to him, the aircraft's minimalist open design makes it
easy to access and modify for virtually any mission.
Inspections of important components like the rotors and engines are typically performed
both before and after each operation. Each of the nine-cylinder radial piston
engines is able to produce around 325.2 horsepower. Inside, the control panels are
quite simple, having remained mostly unchanged since the helicopter's introduction.
However, as Mariusz discovered, even getting qualified to operate the helicopter can be
extremely difficult. But at the same time, you cannot do the pilot's cooling directly on Kamov
because it's a historical helicopter and it's not allowed to do the school directly on it,
so I went to Bucharest, I made the school on Robinson 22, and after I took my PPL,
private pilot license degree, then I came back to Timisoara and with the Kamov
instructors, I started to take lessons with the Kamov.
Most privately owned Ka-26 models are used for aerial spraying or crop dusting and feature a
large tank and dispersal system. With the ability to hover and fly safely at low altitudes,
operators can ensure proper coverage of large areas. The startup procedure involves priming
the engines, a manual process that used to be far more common in helicopter designs.
With that finished, the pilot can engage the dual rotor system.
The design for these particular engines dates back to the 1940s, and they are more akin to a
car engine than an aircraft engine. This has the benefit of simplifying maintenance for operators
who might not have access to a professionally trained crew. The Ka-26 has a top speed of just
170 kilometers per hour, but will rarely exceed 115 kilometers per hour during agricultural
operations. According to pilots like Maurice, the Ka-26 has the added benefit of being easy
and fun to fly. While the Ka-26 is undoubtedly very recognizable, it pales in comparison to
which first entered service in 1991. Designed and produced by an American manufacturer,
Command Aircraft, the Ka-26 features intermeshing rotors, which offer several benefits to a heavy
lifting copter like this. Among the most notable of these are increased lift and enhanced stability.
Because the rotors operate at an angle to one another, they help to balance the helicopter,
especially when it's carrying heavy loads. This is specifically what the Ka-Max was designed to do.
Though capacity estimates range, Ka-Max models have lifted external loads of up to 2,700 kilograms
during testing. Unlike the Mi-26 and Ka-26, the Ka-Max is a contemporary, American-made helicopter
design. Though it doesn't need the constant upkeep of its decades-old counterparts, it still requires
regular maintenance. As with all helicopters, the Ka-Max has a number of required pre-flight checks,
including inspections of rotor alignment, control systems, and fluid levels. Synchronization of the
two rotors is especially important, as the failure of the two to act in tandem can lead to significant
performance issues. One of the most interesting aspects of the Ka-Max is its capacity for unmanned
operations. Thanks to state-of-the-art onboard systems, the helicopter has already been used
by U.S. Marines to deliver supplies in combat zones without requiring onboard pilots. In 2014,
an unmanned Ka-Max was successfully able to deliver 14,000 kilograms of cargo in one day
over the course of six missions. This included operating at night, when visibility would have
been far too low for a human pilot. While helicopters have the benefit of being able to hover
and fly vertically, planes are better equipped for speed. This makes them ideal for emergency situations
such as wildfires. One of the most innovative weapons in the war against wildfires in the
United States is MAFs, which stands for Modular Airborne Firefighting System. The MAFs were
specifically developed to provide additional aerial firefighting capabilities during wildfire
seasons when civilian firefighter aircraft are insufficient. It consists of a 3,000-gallon tank
and nozzle system, which can be loaded into the cargo hold of a C-130 Hercules, one of the U.S.
military's most versatile aircraft. The tank contains either water or a special fire retardant
mixture and is attached to a compressor system to allow for easy dispersal via a nozzle in the rear.
The system is fully mobile and small enough that a squad of ground crew members can load it into
the C-130 in a matter of minutes. Since its introduction in 2007, the MAFs and the recently
upgraded MAFs 2 have seen extensive use against wildfires across the United States. Though
operated by the U.S. military, MAFs units coordinate closely with the U.S. Forest Service
to bolster firefighting capabilities. This has proven essential in years boasting particularly
bad seasons, such as 2007 in California and 2013 in Colorado. During the 2022 wildfires in New
Mexico and Arizona, MAFs units were able to drop water along ridges and steep terrains,
strategic locations that ground crews simply could not access.
There's no denying that the MAFs 2 system has been a game changer in aerial firefighting in
the U.S., allowing military aircraft to provide critical surge capacity during extreme wildfire
seasons. However, units operating the system require rigorous training and certification
to ensure that both air crews and ground support teams can perform safe and effective
aerial firefighting missions. This includes live fire exercises and joint weather training,
and all crews must recertify each year. Nevertheless, it goes to show how the
right aircraft can make all the difference in the right situation.
