Helicopter Sikorsky SH-3A Sea King Serial 61-311 Register 152117 used by US Navy USN. Aircraft history and location Aircraft History 152117 US Navy 1976-01-22 Sikorsky SH-3G Sea King USN conv SH-3G w/o 22jan76 as /NG-732 HS-6 CVW-9 after ditch on ocean crew rescued, a/c fate unk HS-6 helo ended up on the seafloor in 3920 ft ( 1200 m ) of water off California coast Send Updates Use APP to upload photo @ (optional) When Now? / / Send