Helicopter Sikorsky HRS-2 Serial 55-166 Register 129048 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 129048 US Marine Corps 1952-06-05Sikorsky S-55 c/n 55-166, ff:? del USMC as HRS-2, 129048, 05Jun52 1955-05-20 Sikorsky HRS-3 20may55 1958-02-05 w/o 05feb58 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
