Helicopter Sikorsky HRS-2 Serial 55-163 Register 129045 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 129045 US Marine Corps 1952-05-28Sikorsky S-55 c/n 55-163, ff:? del USMC as HRS-2, 129045, 28May52 1955-04-13 Sikorsky HRS-3 13apr55 1964-01-28 soc 28jan64 North Island Send Updates Use APP to upload photo @ (optional) When Now? / / Send
