# N637TT: 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: April 25, 2007
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=637TT
- Page: https://openairdocs.org/aircraft/N637TT

## Aircraft that carried N637TT

- [Cancelled 2007-04-25](https://openairdocs.org/deregistered/N637TT-2007-04-25): Diamond Aircraft Industries HK 36 TTC, S/N 36.637, built 1998. Exported to Australia. Owner: [Aircraft Guaranty Trust LLC Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20GUARANTY%20TRUST%20LLC%20TRUSTEE), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)

## NTSB investigations on N637TT (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 LAX06LA185](https://openairdocs.org/ntsb/LAX06LA185), May 29, 2006: Diamond Aircraft Industries HK 36 TTC (N637TT), Payson, AZ, substantial damage. Probable cause: partial loss of engine power for undetermined reasons.

## FAA accident and incident reports on N637TT (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.

- [Accident 20060528018839A](https://openairdocs.org/incident/20060528018839A), May 28, 2006: Diamon HK36TTC (N637TT), Payson, AZ, Destroyed. (-23) Motor glider was operating under powerless flight outside Payson AZ airport area. At approximately 3 miles from end of the runway, at an altitude of 9000…

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.