Helicopter Sikorsky SH-60B Seahawk Serial 70-615 Register 163593 used by US Navy USN. Aircraft history and location Aircraft History 163593 US Navy US Navy in 1995 HSL-46/HQ-473 HSL-46 1996-10 A KNGP at CCAD 2002-03-12HSL-46 w/o 12mar02 crashed in Mediterranean Sea HSL-46 One crew member missing. Two deceased recovered Send Updates Use APP to upload photo @ (optional) When Now? / / Send