Helicopter Bell UH-1E Iroquois Serial 6156 Register 154772 used by US Marine Corps USMC. Aircraft history and location Aircraft History 154772 US Marine Corps 1980-09-21HML-776 w/o 21sep80 HML-776 This was my air plane. QL 403. Three fatalities. Pilot error Send Updates Use APP to upload photo @ (optional) When Now? / / Send