Helicopter Sikorsky HO4S-1 Serial 55-015 Register 125515 used by US Coast Guard USCG ,US Navy USN. Built 1951. Aircraft history and location Aircraft History 125515 US Navy 1951-01-31Sikorsky S-55 c/n 55-015, ff:? acc BuAerRep (BAR) East Hartford, CT, 31Jan51 del USN as HO4S-1, 125515, 23Feb51. 1954-08-18soc 18aug54 n/a US Coast Guard USCG preserved at Pensacola Send Updates Use APP to upload photo @ (optional) When Now? / / Send
