Helicopter Bell AH-1G Cobra Serial 20606 Register 157210 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157210 US Marine Corps 1970-02-18Army AH-1G BuNo 68-15072 to USMC HML-367 w/o 18feb70 HMLA-367 Send Updates Use APP to upload photo @ (optional) When Now? / / Send