Helicopter Sikorsky MH-60S Seahawk Serial 70-2561 Register 165745 used by US Navy USN. Aircraft history and location Aircraft History 165745 US Navy 2003-04USN Apr03 (HC-11) HSC-21 HC-11 2011-02Feb11 HSC-3 /SA-00 CAG, Merlins badge in white tail HSC-3 2015-10Oct15 HSC-3./SA-33 HSC-3 Send Updates Use APP to upload photo @ (optional) When Now? / / Send