# Accident 19900605018529A: Hughes 369S, Brookville, PA, June 5, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 5, 1990, 09:15 local time
- Place: Brookville, PA
- Damage: Destroyed
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Location: 41.1595° N, 79.0803° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=41.1595&lon=-79.0803&mi=10
- Aircraft: N8315F, a cancelled registration (https://openairdocs.org/deregistered/N8315F-2020-07-27) (OpenAirDocs)
- Registry model: Hughes 369HS (registry code 4470728, https://openairdocs.org/model/hughes-369hs) (OpenAirDocs)
- Reported make and model: HUGHES 369S
- Reported engine: ALLSN 250C20
- Fatal injuries: 0
- Pilot flight hours: 11,500 total, 1,000 in this make and model, 60 in the last 90 days
- NTSB investigation: [NTSB NYC90LA125](https://openairdocs.org/ntsb/NYC90LA125) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900605018529A

## Narrative

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

BEGAN UNCONTROLLED RIGHT SPIN ON POWERLINE PATROL,STRUCK POWERLINE AND GROUND. TAIL ROTOR PITCH CONTROL FAILED.

## 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 NYC90LA125](https://openairdocs.org/ntsb/NYC90LA125), Jun 5, 1990: Hughes 369HS (N8315F), Brookville, PA, destroyed. Probable cause: WORN TAIL ROTOR PITCH CONTROL ASSEMBLY, DUE TO IMPROPER MAINTENANCE/INSTALLATION, AND SUBSEQUENT FATIGUE FAILURE OF THE TAIL ROTOR SWASHPLATE.

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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