# NTSB LAX86LA043: Hughes 369D, N58395, Kunia, Oahu, HI, November 19, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 19, 1985, 10:20 local (20:20 UTC)
- Place: Kunia, Oahu, HI
- Coordinates: 21.459325, -158.060577 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=21.4593&lon=-158.0606&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 25020
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86LA043
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25020/pdf
- Page: https://openairdocs.org/ntsb/LAX86LA043

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power, cruise - normal
  - reason for occurrence undetermined (cause)
- Forced landing, descent - emergency
- Hard landing, landing - flare/touchdown
  - flare - not attained, pilot in command (cause)
  - terrain condition - crop

## Analysis

WHILE CRUISING THE PLT DETECTED A LOSS OF ENGINE POWER & ELECTED TO MAKE A PRECAUTIONARY LANDING. DURING LANDING FLARE ENGINE POWER WAS LOST & THE ACFT TOUCHED DOWN HARD & WITH EXCESSIVE GROUND SPEED. EXAM OF THE ACFT'S FUEL CONTROL VALVE GOVERNOR FAILED TO DISCLOSE ANY IRREGULARITIES. THE REASON FOR THE REPORTED LOSS OF POWER IS UNDETERMINED.

## Aircraft

- Registration: [N58395](https://openairdocs.org/deregistered/N58395-1988-06-23), registration cancelled 1988-06-23, S/N 890563D (OpenAirDocs)
- Reported make and model: HUGHES 369D
- Registry model: [Hughes Helicopters HUGHES 369D](https://openairdocs.org/model/hughes-helicopters-hughes-369d) (registry code 4470706) (OpenAirDocs)
- Category: Helicopter
- Serial number: 0563D
- Airframe hours: 2695
- Engines: ALLISON 250-C20B 375 horsepower turbo shaft
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Sunair Helicopter
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, February 7, 1985, 22 hours before
- Departed: HNL, HONOLULU, HI
- Destination: KUNIA, HI

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 61; flight instructor, airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; flight hours: 29,030 total, 2,076 in this make and model, 27,610 as pilot in command, 45 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 10 knots, gusting 5
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 84 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19851119075919A](https://openairdocs.org/incident/19851119075919A), Nov 19, 1985: Hughes 369D, Kunia, HI, Substantial damage. Partial loss of engine power and precautionary landing made. Touched down hard. Low side governor failure.

## Other investigations on N58395 (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 LAX85FJA03](https://openairdocs.org/ntsb/LAX85FJA03), Feb 15, 1985: Hughes 369D (N58395), Hilo, HI, substantial damage

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.

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