Helicopter Sikorsky HRS-2 Serial 55-263 Register 130180 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 130180 US Marine Corps 1952-10-18Sikorsky S-55 c/n 55-263, ff:? del USMC as HRS-2, 130180, 18Oct52 w/o 08jan53 Send Updates Use APP to upload photo @ (optional) When Now? / / Send