# Accident 19900513018339A: Enstrm F28A, Marathon, FL, May 13, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 13, 1990, 11:30 local time
- Place: Marathon, FL
- Damage: Substantial damage
- Phase of flight: Pwr On Vertical Ldng/Rtrcrft
- Operating rules: General operating rules (Part 91)
- Location: 24.7092° N, 81.0800° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=24.7092&lon=-81.0800&mi=10
- Aircraft: N9056, a cancelled registration (https://openairdocs.org/deregistered/N9056-2012-08-10) (OpenAirDocs)
- Registry model: Enstrom F-28A (registry code 3300406, https://openairdocs.org/model/enstrom-f-28a) (OpenAirDocs)
- Registry engine: Lycoming I0360 series (registry code 41515, https://openairdocs.org/engine/lycoming-i0360-series) (OpenAirDocs)
- Reported make and model: ENSTRM F28A
- People aboard: 3
- Fatal injuries: 0
- Pilot flight hours: 2,300 total, 1,597 in this make and model, 16 in the last 90 days
- NTSB investigation: [NTSB MIA90LA120](https://openairdocs.org/ntsb/MIA90LA120) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900513018339A

## Narrative

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

LOST TAIL ROTOR CONTROL ON CLIMBOUT.MADE POWER LANDING IN OCEAN NEAR SHORE. TAIL ROTOR GEAR JAMMED.

## 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 MIA90LA120](https://openairdocs.org/ntsb/MIA90LA120), May 13, 1990: Enstrom F-28A (N9056), Marathon, FL, substantial damage. Probable cause: FAILURE OF THE INPUT DRIVE GEAR OF THE TAIL ROTOR GEAR BOX FOR UNDETERMINED REASONS BECAUSE THE DRIVE GEAR WAS NOT RECOVERED FROM THE OCEAN.

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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