Helicopter Sikorsky VH-3D Sea King Serial 61-728 Register 159354 used by US Marine Corps USMC. Aircraft history and location Aircraft History 159354 US Marine Corps HMX-1 HMX-1 2003-11USMC HMX-1 Nov03 in United Kingdom for visit President Bush. HMX-1 2014-06-02 A LFRK tdy HMX-1 tdy CAEN for 70th D-Day Anniversary HMX-1 Send Updates Use APP to upload photo @ (optional) When Now? / / Send