# N106AB: 1972 Macdonald S-20, registration cancelled 2026-09-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 9, 2026
- Status when cancelled: Sale reported, canceled
- Airframe: [Macdonald S-20](https://openairdocs.org/model/macdonald-s-20) (registry code 0562162)
- Engine: [Volkswagen CONVERSION](https://openairdocs.org/engine/volkswagen-conversion) (registry code 63501)
- Serial number: 1
- Year built: 1972
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 1, 2009
- Last registry action: October 23, 2025
- Mode S code: A01B00
- Location: [Oak Hill, FL](https://openairdocs.org/faa-place/FL/Oak%20Hill)
- Owner type: Individual
- Owner's area on the map: 28.8205° N, 80.9013° W: Placed by OpenAirDocs at the center of ZIP code 32759, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N106AB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=106AB
- Page: https://openairdocs.org/deregistered/N106AB-2026-09-09

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 Macdonald S-20: https://openairdocs.org/model/macdonald-s-20.md

## NTSB investigations (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 DEN74DQA13](https://openairdocs.org/ntsb/DEN74DQA13), Aug 9, 1973: Mcdonald S-20 (N106AB), Moriarty, NM, substantial damage

## FAA accident and incident reports (1)

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.

- [Incident 20170804020649I](https://openairdocs.org/incident/20170804020649I), Aug 4, 2017: Macdonald S-20 (N106AB), Everett, WA, Minor damage. As part of the taxi sequence after landing the pilot reported that the right main gear collapsed.

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