Helicopter Sikorsky RH-53D Serial 65-375 Register 158752 used by US Navy USN. Aircraft history and location Aircraft History 158752 US Navy US Navy 1989 RH-53D type HM-14./BJ-532 HM-14 1996-04-12USN HD-16/HM-12 wfu 12apr96 HM-12 Send Updates Use APP to upload photo @ (optional) When Now? / / Send