# Accident 19880124001239A: Hughes 369D, Rialto, CA, January 24, 1988

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: January 24, 1988, 15:10 local time
- Place: Rialto, CA
- Airport: Rialto Municipal/Miro Field Airport
- Damage: Substantial damage
- Phase of flight: Autorot Descent (Rotorcraft)
- Operating rules: General operating rules (Part 91)
- Operator: EFLA
- Location: 34.1293° N, 117.4020° W: Placed by OpenAirDocs at Rialto Municipal Miro Field, closed, within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.1293&lon=-117.4020&mi=10
- Aircraft: N8366F, registered now (https://openairdocs.org/aircraft/N8366F) (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: 2
- Fatal injuries: 0
- Pilot flight hours: 8,000 total, 3,000 in this make and model, 39 in the last 90 days
- NTSB investigation: [NTSB LAX88LA095](https://openairdocs.org/ntsb/LAX88LA095) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19880124001239A

## Narrative

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

PRACTICE AUTOROTATION WITH TURN RESULTED IN LANDING SHOR  T AND ROLLOVER. CFI ALLOWED RPM DECAY AND A TURN TOO LOW.

## 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 LAX88LA095](https://openairdocs.org/ntsb/LAX88LA095), Jan 24, 1988: Hughes 369D (N8366F), Rialto, CA, substantial damage

## Other reports on N8366F (3)

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

- [Accident 20021224034559A](https://openairdocs.org/incident/20021224034559A), Dec 24, 2002: Hughes 369D (N8366F), Boise, ID, Substantial damage. (-23) The aircraft was being operated for the purpose of an FAA 14CFR135.293 checkride at the Boise airport. During a practice autorotation procedure the…
- [Incident 19871006078669I](https://openairdocs.org/incident/19871006078669I), Oct 6, 1987: Hughes 369D (N8366F), Rialto, CA, Minor damage. Tail rotor struck ground during a practice autorotation. Aircraft low at the time of flare.
- [Accident 19810721043729A](https://openairdocs.org/incident/19810721043729A), Jul 21, 1981: Hughes 369D (N8366F), Umiat, AK, Substantial damage. Helicopter began to nose down on takeoff. Unable to correct. Cause undetermined. Suspect cyclic malfunction.

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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