Helicopter Bell UH-1H Iroquois Serial 13206 Register 72-21507 used by US Helicopters Inc ,US Army Aviation Army. Aircraft history and location Aircraft History 72-21507 US Army Aviation 1999-03-26 A KRBMUS Army at Camp Robinson AAF, AR to civ n/a US Helicopters Inc US Helicoptes 2004, ex 72-21507, to Peru? Send Updates Use APP to upload photo @ (optional) When Now? / / Send