# Accident 19861010048699A: Hughes 369D, Seattle, WA, October 10, 1986

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 10, 1986, 08:50 local time
- Place: Seattle, WA
- Airport: Boeing Field-King County International
- Damage: Substantial damage
- Phase of flight: Sfl Autorotation
- Operating rules: General operating rules (Part 91)
- Location: 47.4405° N, 122.2798° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=47.4405&lon=-122.2798&mi=10
- Aircraft: N58239, a cancelled registration (https://openairdocs.org/deregistered/N58239-1995-07-19) (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: 1
- Fatal injuries: 0
- Pilot flight hours: 4,500 total, 1,000 in this make and model, 100 in the last 90 days
- NTSB investigation: [NTSB SEA87LA007](https://openairdocs.org/ntsb/SEA87LA007) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19861010048699A

## Narrative

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

THE ENGINE LOST POWER DURING LANDING AND THE HELICOPTER LANDED HARD. RIGHT SIDE THROTTLE CABLE OUT OF ADJUSTMENT.

## 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 SEA87LA007](https://openairdocs.org/ntsb/SEA87LA007), Oct 10, 1986: Hughes 500-D (N58239), Seattle, WA, substantial damage

## Other reports on N58239 (1)

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

- [Accident 19900713031429A](https://openairdocs.org/incident/19900713031429A), Jul 13, 1990: Hughes 369D (N58239), Toutle, WA, Substantial damage. Pilot reported forced landing in mt crater. No defects found. Passengers report planned landing. Hit rocks rolled.

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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