Helicopter Bell AH-1Z Viper Serial Register 166774 used by US Marine Corps USMC. Aircraft history and location Aircraft History 166774 US Marine Corps USMC Apr09 as HMLAT-303 /QT-601 at Travis Air Force Base with UH-1Y 166770 /QT-504 2012-03Mar12 HMLA-367 /VT-40 HMLA-367 2019-09-21 A LKMT as HMLAT-303 /QT-609 during NATO Days in Ostrava 2019, Czech Rep HMLAT-303 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
