# Accident 19890921035869A: Hughes 269B, Lexington, MS, September 21, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 21, 1989, 18:00 local time
- Place: Lexington, MS
- Damage: Substantial damage
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Location: 33.1092° N, 90.0390° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=33.1092&lon=-90.0390&mi=10
- Aircraft: N9318F, a cancelled registration (https://openairdocs.org/deregistered/N9318F-1990-02-08) (OpenAirDocs)
- Registry model: Hughes 269B (registry code 4470502, https://openairdocs.org/model/hughes-269b) (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Reported engine: LYC HIO360A1A
- Fatal injuries: 0
- Pilot flight hours: 4,000 total
- NTSB investigation: [NTSB MIA89LA255](https://openairdocs.org/ntsb/MIA89LA255) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890921035869A

## Narrative

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

LOUD NOISE ROTOR RPM DECAYED AUTOROTATED INTO TREES. LINEAR ACTUATOR THAT ENGAGES BELT DRIVE FAILED AT MOUNT BOLTS

## 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 MIA89LA255](https://openairdocs.org/ntsb/MIA89LA255), Sep 21, 1989: Hughes 269B (N9318F), Lexington, MS, substantial damage. Probable cause: FATIGUE FAILURE OF THE LINEAR ACTUATOR LUG. A RELATED FACTOR WAS: TREES IN THE EMERGENCY LANDING AREA.

## Other reports on N9318F (2)

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

- [Accident 19770820026929A](https://openairdocs.org/incident/19770820026929A), Aug 20, 1977: Hughes 269B (N9318F), Montezuma, GA, Substantial damage. Idler pulley bearing Hughes P/N269A5050-58 failed.
- [Accident 19740425010519A](https://openairdocs.org/incident/19740425010519A), Apr 25, 1974: Hughes 269B (N9318F), Lahaina, HI, Substantial damage. Crankshaft gear bolt & lockplate missing. Too low for successful autorotation. Spraying sugar cane.

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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