# Accident 19940620015729A: Hughes 269C, London, TX, June 20, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 20, 1994, 18:30 local time
- Place: London, TX
- Damage: Destroyed
- Phase of flight: Unauth Low Level Opns
- Operating rules: General operating rules (Part 91)
- Location: 30.6693° N, 99.5690° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=30.6693&lon=-99.5690&mi=10
- Aircraft: N7404F, a cancelled registration (https://openairdocs.org/deregistered/N7404F-2019-05-06) (OpenAirDocs)
- Registry model: Hughes 269C (registry code 4470504, https://openairdocs.org/model/hughes-269c) (OpenAirDocs)
- Registry engine: Lycoming HIO-360 series (registry code 41524, https://openairdocs.org/engine/lycoming-hio-360-series) (OpenAirDocs)
- Reported make and model: HUGHES 269C
- Reported engine: LYC HIO360D1A
- Fatal injuries: 0
- NTSB investigation: [NTSB FTW94GA204](https://openairdocs.org/ntsb/FTW94GA204) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19940620015729A

## Narrative

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

COYOTE ERADICATION FLIGHT. ROUGH ENGINE LOW ALTITUDE. NEEDLES SPLIT. ROTORS HIT TREES. CAMSHAFT LOBES WORN OUT.

## 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 FTW94GA204](https://openairdocs.org/ntsb/FTW94GA204), Jun 20, 1994: Hughes 269C (N7404F), London, TX, destroyed. Probable cause: THE PARTIAL POWER LOSS DUE TO A STICKING VALVE. FACTORS WERE THE REMAINING WORN LOBES ON THE CAMSHAFT AND THE LACK OF SUITABLE TERRAIN ONTO WHICH A SUCCESSFUL FORCED LANDING COULD BE EXECUTED.

## Other reports on N7404F (2)

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

- [Accident 19770910030499A](https://openairdocs.org/incident/19770910030499A), Sep 10, 1977: Hughes 269A (N7404F), Montezuma, GA, Substantial damage. Short shaft,p/n 269A-5559,sheared off splines on end that attaches to crankshaft.
- [Accident 19770819027849A](https://openairdocs.org/incident/19770819027849A), Aug 19, 1977: Hughes 269C (N7404F), Montezuma, GA, Substantial damage. Intake manifold o-ring failed.

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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