Bell UH-1N Huey USAFBell UH 1N Huey helicopter model. The UH 1N is a light lift utility helicopter used to support various missions. The primary missions include: airlift of emergency security forces, security and surveillance of off base nuclear weapons convoys, and distinguished visitor airlift. Other uses include disaster response operations, search and rescue, medical evacuation, airborne cable inspections, support to aircrew survival school, aerial testing, routine