# N506AU: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: September 29, 2010
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=506AU
- Page: https://openairdocs.org/aircraft/N506AU

## Aircraft that carried N506AU

- [Cancelled 2010-09-29](https://openairdocs.org/deregistered/N506AU-2010-09-29): Boeing 737-3B7, S/N 23381, built 1987. Triennial form not returned. Owner: [Aircraft Statutory Trust N506au](https://openairdocs.org/faa-owner/AIRCRAFT%20STATUTORY%20TRUST%20N506AU), [Boston, MA](https://openairdocs.org/faa-place/MA/Boston)

## NTSB investigations on N506AU (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 ENG09IA009](https://openairdocs.org/ntsb/ENG09IA009), Jul 15, 2009: Boeing 737-3B7 (N506AU), Charlotte (CLT), NC, incident, minor damage. Probable cause: The failure of the left hand main landing gear was caused by heat induced cracks resulting from abusive grinding/polishing of the chrome plate that was applied during the last overhaul.

## FAA accident and incident reports on N506AU (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 19890604053969I](https://openairdocs.org/incident/19890604053969I), Jun 4, 1989: Boeing 7373B7 (N506AU), Middletown, PA, Minor damage. Scraped bottom of tail on touchdown rollout. Maintenance released aircraft but later found more damage.

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