Helicopter Sikorsky CH-53D Sea Stallion Serial 65-294 Register 157168 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157168 US Marine Corps USMC 1979 A KNCA 1978-79 HMH-461, MCAS New River. I was one of the Marines lucky enough to crew this beautiful bird. Semper Fi. .. SSgt Dick Mountford HMH-461 2012-04Apr12 HMT-302 at MCAS El Toro, CA HMHT-302 Send Updates Use APP to upload photo @ (optional) When Now? / / Send