Helicopter Sikorsky HRS-3 Serial 55-422 Register 130255 used by US Marine Corps USMC. Built 1953. Aircraft history and location Aircraft History 130255 US Marine Corps 1953-04-23Sikorsky S-55 c/n 55-422, ff:? del USMC as HRS-3, 130255, 23Apr53. Send Updates Use APP to upload photo @ (optional) When Now? / / Send