Helicopter Sikorsky MH-60R Seahawk Serial 70-4873 Register 168174 used by US Navy USN. Aircraft history and location Aircraft History 168174 US Navy 2018-03NG-703 HSM-71 2019-04-27NG-703 A FRMRSUSS John C. Stennis ( CVN-74 ) HSM-71 Send Updates Use APP to upload photo @ (optional) When Now? / / Send