Helicopter Sikorsky MH-60S Seahawk Serial Register 168589 used by US Navy USN. Aircraft history and location Aircraft History 168589 US Navy 2018-04AJ-612 HSC-9 2022-01-18AB-611noted as part of CVW-1 aboard USS Harry S Truman. HSC-11 Send Updates Use APP to upload photo @ (optional) When Now? / / Send