# N597TB: 1997 Socata TB-20 TRINIDAD, registration cancelled 2008-10-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 7, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Socata TB-20 TRINIDAD](https://openairdocs.org/model/socata-tb-20-trinidad) (registry code 8680695)
- Engine: [Lycoming IO-540 series](https://openairdocs.org/engine/lycoming-io-540-series) (registry code 41530)
- Data sheets: [TCDS A51EU](https://openairdocs.org/tcds/A51EU), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 1817
- Year built: 1997
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: September 10, 1997
- Certificate issued: August 30, 2002
- Last registry action: August 19, 2008
- Mode S code: A7B913
- Owner when cancelled: [University Of Dubuque](https://openairdocs.org/faa-owner/UNIVERSITY%20OF%20DUBUQUE)
- Location: [Dubuque, IA](https://openairdocs.org/faa-place/IA/Dubuque)
- Owner type: Corporation
- Owner's area on the map: 42.5483° N, 90.6937° W: Placed by OpenAirDocs at the center of ZIP code 52001, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N597TB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=597TB
- Page: https://openairdocs.org/deregistered/N597TB-2008-10-07

From the FAA registry file of November 7, 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 Socata TB-20 TRINIDAD: https://openairdocs.org/model/socata-tb-20-trinidad.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 CHI08LA272](https://openairdocs.org/ntsb/CHI08LA272), Sep 3, 2008: Socata TB-20 Trinidad (N597TB), Cassville, WI, substantial damage, 1 fatal. Probable cause: The left seat pilot's failure to maintain control of the airplane during a go-around and the inadvertent in-flight opening of the cabin door for undetermined reasons. Contributing to the accident was…

## FAA accident and incident reports (2)

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 20080903850379A](https://openairdocs.org/incident/20080903850379A), Sep 3, 2008: Socata TB20TRINIDAD (N597TB), Cassville, WI, Destroyed, 1 fatal. (-23) During approach to Cassville airport an eyewitness reported he saw the passenger door open in flight. The aircraft rolled right wing down 90 degrees. The…
- [Incident 20070822825859I](https://openairdocs.org/incident/20070822825859I), Aug 22, 2007: Socata TB20TRINIDAD (N597TB), Savanna, IL, Minor damage. (-23) Landing on runway 13 doing simulated engine failure, pilot claims that she touched down slightly harder than normal, then the gear collapsed. Aircraft…

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