# NTSB LAX89DUG06: Boeing A75N1, N68491, Chino, CA, July 25, 1989

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: July 25, 1989, 12:30 local (19:30 UTC)
- Place: Chino, CA
- Coordinates: 34.000259, -117.679054 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.0003&lon=-117.6791&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 30, 1992
- Report: Approved by Office Director
- NTSB case key (mKey): 26124
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX89DUG06
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/26124/pdf
- Page: https://openairdocs.org/ntsb/LAX89DUG06

## Probable cause

THE PILOT LOSING DIRECTIONAL CONTROL AFTER A HARD LANDING, WHICH RESULTED IN A NOSE OVER.

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - flare - misjudged, pilot in command (cause)
- Loss of control - on ground/water, landing - roll
  - directional control - not maintained, pilot in command (cause)
- Nose over, landing - roll

## Analysis

THE PILOT OF A STEARMAN A75 MADE A HARD LANDING, ON RUNWAY 26, LOST DIRECTIONAL CONTROL AND THE AIRCRAFT FLIPPED OVER. THE RUNWAY WAS 3856 FEET LONG AND 150 FEET WIDE. THE WIND WAS FROM 240 DEGREES AT 5 TO 7 KNOTS. THE PILOT REPORTED NO MECHANICAL PROBLEMS WITH THE AIRCRAFT PRIOR TO THE ACCIDENT AND NONE WERE FOUND.

## Aircraft

- Registration: N68491 (not matched to a registry record)
- Reported make and model: BOEING A75N1 (A75-N1)
- Category: Airplane
- Serial number: 75-6618
- Airframe hours: 4000
- Engines: P&W R-985 450 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Hartley Folstat
- Registered owner: Stearman Restorations, Inc.
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, July 18, 1989, 1 hours before
- Departed: CNO, CHINO, CA
- Airport: CNO, Chino, runway 26, 3,856 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 46; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: rear; flight hours: 696 total, 66 in this make and model, 15 in the last 90 days, 6 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 240° at 5 knots, gusting 7
- Visibility: 5 statute miles
- Lowest ceiling: none
- Temperature: 88 °F, dew point -0 °F
- Altimeter: 29.00 inHg
- Observed at: CNO, 1 nm away

## 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 19890725025259A](https://openairdocs.org/incident/19890725025259A), Jul 25, 1989: Boeing A75N1, Chino, CA, Substantial damage. Made a hard landing on the runway and substantially damaged the aircraft.

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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