The Bell UH-1N Twin Huey is a medium military helicopter. The UH-1N has a fifteen seat configuration, with one pilot and fourteen passengers. In cargo configuration the UH-1N has an internal capacity of 220 ft³ (6.23 m³). An external load of 5,000 lb (2,268 kg) can be carried by the UH-1N. It is currently being replaced in USMC service by the UH-1Y.