ASN Wikibase Occurrence # 132617
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| Date: | Thursday 1 November 1990 |
| Time: | 14:00 |
| Type: | Bell 47J-2 Ranger |
| Owner/operator: | Pigeon Forge Helicopters, Inc. |
| Registration: | N49DA |
| MSN: | 1825 |
| Year of manufacture: | 1960 |
| Total airframe hrs: | 8972 hours |
| Engine model: | LYCOMING VO-540-B1B3 |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Gatlinburg, TN -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
PROBABLE CAUSE:THE ACCIDENT WAS INADEQUATE MAINTENANCE OF THE HELICOPTER, ALLOWING A TAIL ROTOR DRIVE SHAFT BEARING TO EXCEED WEAR LIMITS. THIS RESULTED IN HIGH LOADS ON THE TAIL ROTOR DRIVE SHAFT, AND THE RESULTING FATIGUE FAILURE OF THE DRIVE SHAFT.
Sources:
NTSB id 20001212X24558
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:25 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
Corrections or additions? ... Edit this accident description
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