Helicopter Sikorsky HR2S-1 Serial 56-032 Register 141604 used by US Marine Corps USMC. Built 1957. Aircraft history and location Aircraft History 141604 US Marine Corps 1957-06-20Sikorsky S-56, c/n 56-032, ff:? del USMC as HR2S-1, 141604, 20Jun57 w/o unk. 1958-05-19w/o 19may58 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
