Helicopter Bell UH-1B Iroquois Serial 240 Register 60-3594 used by US Army Aviation Army ,US Marine Corps USMC. Aircraft history and location Aircraft History 60-3594 US Marine Corps Army UH-1B to USMC back to Army to civ as N96142 US Army Aviation 1972-1976 with Army Reserves at which time it was given to South Carolina State Aeronautics Commission as N96142 South Carolina National Guard Send Updates Use APP to upload photo @ (optional) When Now? / / Send