Helicopter Sikorsky SH-60B Seahawk Serial 70-390 Register 162100 used by US Navy USN. Aircraft history and location Aircraft History 162100 US Navy HSL-42 /HN-424 at NAS Mayport, Fl (when?) HSL-42 2010 HSL-48 HSL-48 2012 HSL-60 /NW-602 HSL-60 2013 A AMARC / AMARG 309th AMARG Send Updates Use APP to upload photo @ (optional) When Now? / / Send