Helicopter Sikorsky SH-60B Seahawk Serial 70-455 Register 162347 used by US Navy USN. Aircraft history and location Aircraft History 162347 US Navy USN 1988 HSL-44./HP-453 HSL-44 2010-01-25 A AMARC / AMARG c/n 70-455 to AMARG/AMARC Send Updates Use APP to upload photo @ (optional) When Now? / / Send