Helicopter Sikorsky HRS-1 Serial 55-040 Register CF-MOT 127805 used by US Marine Corps USMC. Built 1951. Aircraft history and location Aircraft History 127805 US Marine Corps 1951-07-03Sikorsky S-55 c/n 55-040, ff:? del USMC as HRS-1, 127805, 03Jul51 CF-MOT - ex 127805 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
