Helicopter Sikorsky MH-60S Seahawk Serial 70-3919 Register 168538 used by US Navy USN. Aircraft history and location Aircraft History 168538 US Navy USN MH-60S Block IIIB Jul13 HSC-15 /NA-616, USS Carl Vinson CVW-17 HSC-15 2016-01Jan16 HSC-25 Det.6 /RB-07 Jul19 still HSC-25 Send Updates Use APP to upload photo @ (optional) When Now? / / Send