Helicopter Sikorsky HO5S-1G Serial 52-056 Register 1249 used by US Coast Guard USCG. Built 1952. Aircraft history and location Aircraft History For 1249 see also 300c S1249 oryx 49 w/o 2004 1249 US Coast Guard 1952-09-26Sikorsky S-52-3, c/n 52-056, ff:? acc BuAerRep (BAR) East Hartford, CT, 26Sep52 del USCG as HO5S-1G, 1249, 03Oct52. Send Updates Use APP to upload photo @ (optional) When Now? / / Send