Partnair Flight 394 was a chartered flight which crashed on 8 September 1989 off the coast of Denmark 18 km north of Hirtshals. All 50 passengers and 5 crew members on board the aircraft perished, making it the deadliest civilian aviation accident involving an all-Norwegian airline company. It was also the highest death toll of any aviation accident involving a Convair 580. It was caused by fraudulent aircraft parts.[2]