Helicopter Sikorsky HO5S-1G Serial 52-052 Register 1245 used by US Coast Guard USCG. Built 1952. Aircraft history and location Aircraft History For 1245 see also oryx 45 1245 US Coast Guard 1952-09-11Sikorsky S-52-3, c/n 52-052, ff:? acc BuAerRep (BAR) East Hartford, CT, 11Sep52 del USCG as HO5S-1G, 1245, 22Sep52. Send Updates Use APP to upload photo @ (optional) When Now? / / Send