Helicopter Westland Sea King Mk.42 Serial wa 778 Register IN509 used by Bharatiya Nau Sena (Indian Navy). Aircraft history and location Aircraft History IN509 Bharatiya Nau Sena Westland Sea King Mk.42, cn WA778, ff? del Indian Navy as IN509, unk preserved at SFNA (School for Naval Airmen) Kochi Send Updates Use APP to upload photo @ (optional) When Now? / / Send