Helicopter Sikorsky HO5S-1G Serial 52-054 Register 1247 used by US Coast Guard USCG. Built 1952. Aircraft history and location Aircraft History For 1247 see also oryx 47 sa330b 1247 w/o 2006 1247 US Coast Guard 1952-09-19Sikorsky S-52-3, c/n 52-054, ff:? acc BuAerRep (BAR) East Hartford, CT, 19Sep52 del USCG as HO5S-1G, 1247, 26Sep52. Send Updates Use APP to upload photo @ (optional) When Now? / / Send