Helicopter Sikorsky HO5S-1 Serial 52-028 Register 126703 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 126703 US Marine Corps 1952-06-23Sikorsky S-52-3, c/n 52-028, ff:? acc BuAerRep (BAR) East Hartford, CT, 23Jun52 del USMC as HO5S-1, 126703, 25Jun52. 1956-07-24soc 24jul56 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
