Helicopter Sikorsky CH-53D Sea Stallion Serial 65-249 Register 157149 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157149 US Marine Corps Sikorsky S-65C, c/n 65-249, ff:? del USMC as CH-53D 157149, unk 1971 I was in a crash in this c/n in the Philippines. Totaled 1971-04-21w/o 21apr71 Send Updates Use APP to upload photo @ (optional) When Now? / / Send