Boeing 747-400 National AirlinesBoeing 747 400 National Airlines airplane model. The 747 400F (Freighter) is an all freight version of the 747 400. While using the updated systems and wing design of the passenger versions, it features the original short upper deck found on the classic 747s to reduce weight. The 747 400F has a maximum takeoff weight of 875,000 pounds (397,000 kg) and a maximum payload of 274,100 pounds (124,000 kg). The 400F can be easily distinguished from the