Helicopter Bell AH-1J Sea Cobra Serial 26014 Register 157770 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157770 US Marine Corps 1982-09-30 A HMNB Portsmouth USS Guadalcanal HMA-773 /MP-414 noted aboard USS Guadalcanal at HMNB Portsmouth between 30 Sep-6 Oct 1982 USMC wfu 1992 Send Updates Use APP to upload photo @ (optional) When Now? / / Send