Helicopter Sikorsky HH-34F Seahorse Serial 58-1043 Register 1333 used by US Coast Guard USCG. Aircraft history and location Aircraft History For 1333 see also tth 1333 sa342l 1788 1333 US Coast Guard USCG 1960-09-26w/o 26sep60 Send Updates Use APP to upload photo @ (optional) When Now? / / Send