Helicopter Sikorsky HO4S-3 Serial 55-523 Register N1027 1301 used by US Coast Guard USCG. Built 1953. Aircraft history and location Aircraft History For 1301 see also s-70i 70-4044 407gxp 54571 1301 US Coast Guard 1953-09-11Sikorsky S-55 c/n 55-523, ff:? del USCG as HO4S-3, 1301, 11Sep53 N1027 - HP-584 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
