# N20977: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: April 11, 2011
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20977
- Page: https://openairdocs.org/aircraft/N20977

## Aircraft that carried N20977

- [Cancelled 2011-04-11](https://openairdocs.org/deregistered/N20977-2011-04-11): Piper PA-28-161, S/N 28-7916022, built 1978. Registration expired. Owner: [Mountain Air Aviation Inc](https://openairdocs.org/faa-owner/MOUNTAIN%20AIR%20AVIATION%20INC), [Bethesda, MD](https://openairdocs.org/faa-place/MD/Bethesda)
- [Cancelled 1972-10-31](https://openairdocs.org/deregistered/N20977-1972-10-31): Cessna 182P, S/N 18261335. Exported to United Kingdom. Owner: [Cessna Aircraft Company](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20COMPANY), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

## NTSB investigations on N20977 (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 ERA09LA456](https://openairdocs.org/ntsb/ERA09LA456), Aug 7, 2009: Piper PA-28-161 (N20977), Winchester, VA, substantial damage. Probable cause: The pilot's inadequate preflight inspection and failure to ensure an adequate quantity of fuel was available for the flight.

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