# N9052C: 1955 Wittman W8L, registration cancelled 2008-06-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 11, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Wittman W8L](https://openairdocs.org/model/wittman-w8l) (registry code 979029D)
- Engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506)
- Data sheets: [TCDS E-229](https://openairdocs.org/tcds/E-229) (OpenAirDocs)
- Serial number: 9
- Year built: 1955
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 24, 1980
- Certificate issued: April 10, 1984
- Last registry action: April 15, 2008
- Mode S code: AC8460
- Owner when cancelled: [Mccaulou Alfred E](https://openairdocs.org/faa-owner/MCCAULOU%20ALFRED%20E)
- Location: [Sunnyvale, CA](https://openairdocs.org/faa-place/CA/Sunnyvale)
- Owner type: Individual
- Owner's area on the map: 37.3716° N, 122.0232° W: Placed by OpenAirDocs at the center of ZIP code 94086, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9052C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9052C
- Page: https://openairdocs.org/deregistered/N9052C-2008-06-11

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Wittman W8L: https://openairdocs.org/model/wittman-w8l.md

## NTSB investigations (2)

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 LAX94LA025](https://openairdocs.org/ntsb/LAX94LA025), Oct 27, 1993: Wittman Tailwind W8L (N9052C), San Jose, CA, destroyed, 2 fatal. Probable cause: THE LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON(S). A FACTOR IN THE ACCIDENT WAS THE UNSUITABLE NATURE OF THE TERRAIN ENCOUNTERED DURING THE FORCED LANDING.
- [NTSB MKC66D0066](https://openairdocs.org/ntsb/MKC66D0066), Jun 20, 1965: Tailwind W8L (N9052C), Chillicothe, MO, substantial damage

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