Helicopter Sikorsky HRS-3 Serial 55-406 Register 130250 used by US Marine Corps USMC. Built 1953. Aircraft history and location Aircraft History 130250 US Marine Corps 1953-04-15Sikorsky S-55 c/n 55-406, ff:? del USMC as HRS-3, 130250, 15Apr53. 1970 A KNRS NAS Imperial Beach. It was damaged, canibalized, abandoned and left on the far side of the runway. Steve Binder AE2 US Navy 10/4/67 - 6/5/73 Send Updates Use APP to upload photo @ (optional) When Now? / / Send