ASN Wikibase Occurrence # 368148
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| Date: | Wednesday 23 August 1989 |
| Time: | 13:09 LT |
| Type: |  Bell 47G |
| Owner/operator: | Esteves, Arturo |
| Registration: | N955B |
| MSN: | 711 |
| Year of manufacture: | 1954 |
| Total airframe hrs: | 5837 hours |
| Engine model: | FRANKLIN 6V-350 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Ponce, PR -
 Puerto Rico
|
| Phase: | Approach |
| Nature: | Training |
| Departure airport: | Borinquen, PR (KBQN) |
| (KPSE) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE STUDENT PLT WAS ON AN APCH TO LAND ON A X-COUNTRY FLT, WHEN THE AFT TAIL ROTOR DRIVE SHAFT (PN: 47-644-187) FAILED AT ABOUT 40' AGL. HE RPRTD THE HELICOPTER BEGAN TO SPIN TO THE RIGHT, SO HE CLOSED THE THROTTLE & THE SPINNING STOPPED. HE PULLED UP ON THE COLLECTIVE TO CUSHION THE LANDING, BUT RAN OUT OF COLLECTIVE PITCH AT ABOUT 10' ABOVE THE GROUND. SUBSEQUENTLY, THE HELICOPTER TOUCHED DOWN HARD, DAMAGING THE TAIL ROTOR & TAIL BOOM. THE TAIL ROTOR DRIVE SHAFT HAD FAILED JUST FORWARD OF THE 90 DEG GEAR BOX.
Probable Cause: FAILURE OF THE AFT TAIL ROTOR DRIVE SHAFT.
Accident investigation:
 |
|
Sources:
NTSB MIA89LA229
History of this aircraft
Other occurrences involving this aircraft
| 11 May 1991 | N955B | Esteves, Arturo | 0 | Adjuntas | |
w/o |
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 23-Mar-2024 07:36 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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