Helicopter Bell UH-1H Iroquois Serial 13216 Register 1517 72-21517 used by Royal Thai Army ,US Army Aviation Army. Aircraft history and location Aircraft History 72-21517 US Army Aviation US Army 1993 asg A Co/1-131AVN 1999-09-20 A 3II7 B Coy 1-137th AVN 20 Sep 1999, B Coy 1-137th AVN 1-137 AVN 1517 Royal Thai Army Royal Thai Army 2005 w/o between Jun/Nov 2011, hard landing on Jungle Send Updates Use APP to upload photo @ (optional) When Now? / / Send