Helicopter Sikorsky HRS-2 Serial 55-204 Register 130147 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 130147 US Marine Corps 1952-08-11Sikorsky S-55 c/n 55-204, ff:? del USMC as HRS-2, 130147, 11Aug52 1955-05-25 Sikorsky HRS-3 25may55 1959-01-15 soc 15jan59 Send Updates Use APP to upload photo @ (optional) When Now? / / Send