Inside the US Air Force's Heaviest Aircraft Ever Built — The C-5 Galaxy

The US Air Force has built some of the most advanced aircraft in history, but none carry more raw weight than the C-5 Galaxy. At 840,000 pounds at maximum takeoff weight, it holds the distinction of being the heaviest aircraft in US military service, capable of hauling two M1 Abrams main battle tanks, Apache and Black Hawk helicopters, and enough military equipment to deploy an entire combat unit, all in a single flight.

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