# Accident 19970511009709A: Hughes 369D, Puako, HI, May 11, 1997

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 11, 1997, 16:20 local time
- Place: Puako, HI
- Damage: Destroyed
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Operator: I6SA
- Location: 19.9293° N, 155.7893° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=19.9293&lon=-155.7893&mi=10
- Aircraft: N5105N, a cancelled registration (https://openairdocs.org/deregistered/N5105N-1998-11-24) (OpenAirDocs)
- Registry model: Hughes Helicopters HUGHES 369D (registry code 4470706, https://openairdocs.org/model/hughes-helicopters-hughes-369d) (OpenAirDocs)
- Reported make and model: HUGHES 369D
- Reported engine: ALLSN 250C20B
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 10,384 total
- NTSB investigation: [NTSB LAX97LA176](https://openairdocs.org/ntsb/LAX97LA176) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19970511009709A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

LOST POWER. FAILED AUTOROTATE. ROTORS CHOPPED TAIL. HELICOPTER ROLLED. BURNED ERRORED AND FATIGUES TURBINE BLADES.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX97LA176](https://openairdocs.org/ntsb/LAX97LA176), May 11, 1997: Hughes 369D (N5105N), Puako, HI, destroyed, 2 fatal. Probable cause: erosion of second stage stator vanes, inadequate maintenance inspection for the erosion, and subsequent fatigue failure of a stator vane, which resulted in loss of engine power and a forced landing…

## Other reports on N5105N (1)

Matched to the same aircraft by N-number and date.

- [Incident 19960425013679I](https://openairdocs.org/incident/19960425013679I), Apr 25, 1996: Hughes 369D (N5105N), Wareham, MA, Minor damage. Narrative: pilot was completing runup prior to flight and added power to lift up to a hover. He then heard a loud bang which was followed by a vibration within…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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