Helicopter Sikorsky HRS-2 Serial 55-233 Register 130163 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 130163 US Marine Corps 1952-09-05Sikorsky S-55 c/n 55-233, ff:? del USMC as HRS-2, 130163, 05Sep52 Sikorsky HRS-3 03may55 1967-09-05 soc 05sep67 North Island Send Updates Use APP to upload photo @ (optional) When Now? / / Send