Helicopter Sikorsky HRS-2 Serial 55-310 Register 130197 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 130197 US Marine Corps 1952-11-26Sikorsky S-55 c/n 55-310, ff:? del USMC as HRS-2, 130197, 26Nov52 1953-06-25 w/o 25jun53 Santa Ana Send Updates Use APP to upload photo @ (optional) When Now? / / Send