Helicopter Sikorsky SH-60B Seahawk Serial 70-652 Register 163907 used by US Navy USN. Aircraft history and location Aircraft History 163907 US Navy 1999-11-16 A Fremantle Harbour USS Chosin 16 Nov 1999 HSL-37 Det. 6 /TH-54, embarked on USS Chosin during visit to Fremantle with USS Constellation Battle Group USN 2010 HSL-43 HSL-43 Send Updates Use APP to upload photo @ (optional) When Now? / / Send