Helicopter Sikorsky CH-53A Sea Stallion Serial 65-091 Register 153705 used by US Marine Corps USMC. Aircraft history and location Aircraft History 153705 US Marine Corps Sikorsky S-65A, c/n 65-091, ff:? del USMC as CH-53A 153705, unk Send Updates Use APP to upload photo @ (optional) When Now? / / Send