Helikopter Service Flight 165
Helikopter Service Flight 165 was a crash of a Sikorsky S-61 helicopter into the North Sea, 78 nautical miles (144 km; 90 mi) northwest of Bergen, Norway, on 26 June 1978. The aircraft was en route from Bergen Airport, Flesland to Statfjord A, an offshore oil platform. The accident was caused by a fatigue crack in a knuckle joint, causing one of the rotor blades to loosen. All eighteen people on board were killed in the crash.[1]
 A Sikorsky S-61 similar to the accident aircraft | |
| Accident | |
|---|---|
| Date | 26 June 1978 |
| Summary | Structural failure |
| Site | North Sea, Norway 61°01′N 002°48′E |
| Aircraft | |
| Aircraft type | Sikorsky S-61 |
| Operator | Helikopter Service |
| Registration | LN-OQS |
| Flight origin | Bergen Airport, Flesland, Bergen, Norway |
| Destination | Statfjord A, North Sea, Norway |
| Passengers | 16 |
| Crew | 2 |
| Fatalities | 18 |
| Survivors | 0 |
References
- "Rapport om luftfartsulykke i Nordsjøen den 26. juni 1978 ca. kl. 1115 med helikopter S-61 LN-OQS, tilhørende K/S Helikopter Service A/S" (in Norwegian). Accident Investigation Board Norway. 17 January 1980. Archived from the original on 19 September 2012. Retrieved 19 September 2012.
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