Helicopter Sikorsky HR2S-1 Serial 56-013 Register 140316 used by US Marine Corps USMC. Built 1957. Aircraft history and location Aircraft History 140316 US Marine Corps 1957-01-03Sikorsky S-56, c/n 56-013, ff:? del USMC as HR2S-1, 140316, 03Jan57 wfu & soc unk. 1968-05-20 soc 20may68 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
