Detailed history and photos of helicopter Sikorsky RH-53D Serial 65-370 Register 158747 used by US Navy USN Track service timeline and current status. Aircraft History 158747 US Navy US Navy 1988 RH-53D type HM-12 /DH-433 HM-12 1991-04-12w/o 12apr91 HM-18 /NW-605 HM-18 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
