Helicopter Sikorsky HO4S-3 Serial 55-459 Register N604X 1281 used by US Coast Guard USCG. Built 1953. Aircraft history and location Aircraft History For 1281 see also sa341f 1281 1281 US Coast Guard 1953-07-08Sikorsky S-55 c/n 55-459, ff:? del USCG as HO4S-3, 1281, 08Jul53. N604X - Send Updates Use APP to upload photo @ (optional) When Now? / / Send
