Helicopter Sikorsky MH-53E Sea Dragon Serial 65-525 Register 162513 used by US Navy USN. Aircraft history and location Aircraft History 162513 US Navy USN MH-53E 1988 A KNHK BIS Trials NATC Patuxent River RWATD 2007 HM-14 /BJ-541 HM-14 Send Updates Use APP to upload photo @ (optional) When Now? / / Send