Helicopter Bell AH-1G Cobra Serial 20674 Register 157220 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157220 US Marine Corps Army AH-1G BuNo 68-15140 to USMC preserved at Dobbins ARB (NAS Atlanta) as 157795/MP-00 Send Updates Use APP to upload photo @ (optional) When Now? / / Send