Helicopter Sikorsky VH-3D Sea King Serial 61-729 Register 159355 used by US Marine Corps USMC. Aircraft history and location Aircraft History 159355 US Marine Corps 2007-06USMC HMX-1 early Jun07 in Poland for visit President George W. Bush. mid May11 in United Kingdom for visit President Barack Obama. HMX-1 Send Updates Use APP to upload photo @ (optional) When Now? / / Send