The CH-47D Chinook is the U.S. Army’s primary heavy troop and supply transport aircraft. Originally fielded in the Vietnam War, the CH-47 has undergone a series up upgrades to increase lift and ...

Armament: 3x .50 caliber machine guns Load: 37 troops or 24 litter patients plus four attendants or 8,000 pounds The CH-53D Sea Stallion is a medium lift helicopter used by the Marines Corps.

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