Helicopter Bell UH-1H Iroquois Serial 13152 Register 71-20328 used by US Air Force USAF ,US Army Aviation Army. Aircraft history and location Aircraft History 71-20328 US Army Aviation US Army 2011 US Air Force Bell TH-1H Iroquois USAF. UH-1H conv to TH-1H 2011 23rd FTS 2018-04-07 A KBIX Bell TH-1H Iroquois asg 23 FTS with cadets from the University of Southern Mississippi part of Pathways to Blue at Keesler AFB, MI 23 FTS Send Updates Use APP to upload photo @ (optional) When Now? / / Send