# Accident 19881016048629A: Mooney M20J, Ludington, MI, October 16, 1988

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 16, 1988, 10:50 local time
- Place: Ludington, MI
- Damage: Destroyed
- Phase of flight: Descent
- Operating rules: General operating rules (Part 91)
- Location: 43.9492° N, 86.4406° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.9492&lon=-86.4406&mi=10
- Aircraft: N58155, a cancelled registration (https://openairdocs.org/deregistered/N58155-2013-06-07) (OpenAirDocs)
- Registry model: Mooney M20J (registry code 5870219, https://openairdocs.org/model/mooney-m20j) (OpenAirDocs)
- Registry engine: Lycoming I0360 SER A&C (registry code 41511, https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (OpenAirDocs)
- Reported make and model: MOONEY M20J
- Reported engine: LYC IO360A3B6
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 1,200 total
- NTSB investigation: [NTSB CHI89FA009](https://openairdocs.org/ntsb/CHI89FA009) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19881016048629A

## Narrative

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

VACCUM PUMP SHAFT SHEARED ON CLIMBOUT IN IMC. SPIRAL DIVED INTO A LAKE. PILOT RADIOED GYRO MALFUNCTION.

## 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 CHI89FA009](https://openairdocs.org/ntsb/CHI89FA009), Oct 16, 1988: Mooney M20J (N58155), Ludington, MI, destroyed, 2 fatal. Probable cause: THE PILOT IN COMMAND FAILED TO MAINTAIN PROPER ALTITUDE UTILIZING BASIC FLIGHT INSTRUMENTS WHILE EXPERIENCING A LOSS OF GYRO INSTRUMENTS.

## Other reports on N58155 (1)

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

- [Incident 19880512029419I](https://openairdocs.org/incident/19880512029419I), May 12, 1988: Mooney M20J (N58155), Chicago/Wheelin, IL, Minor damage. Pilot made a hard landing. Impact collapsed the nose gear. Minor damage to nose gear cowling and propeller.

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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