Helicopter Sikorsky MH-60S Seahawk Serial 70-4421 Register 168574 used by US Navy USN. Aircraft history and location Aircraft History 168574 US Navy 2017-03-11 A KNJK 2017 NAF El Centro Airshow US Navy 11mar17 HSC-14./NG-10 at El Centro Airshow HSC-14 2019-04-27 B FRMRS 27apr19 HSC-14./NG-610 embarked USS John C. Stennis CVN-74 HSC-14 Send Updates Use APP to upload photo @ (optional) When Now? / / Send