Helicopter Sikorsky MH-60S Seahawk Serial 70-2813 Register 166315 used by US Navy USN. Aircraft history and location Aircraft History 166315 US Navy USN 2012 HSC-21 /VR-60 2013 HSC-21 /75 CAG livery 2014 still HSC-21 Send Updates Use APP to upload photo @ (optional) When Now? / / Send