# N51FB: 2015 Frederick Bob JR TITAN T-51 MUSTANG, registration cancelled 2018-08-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 2, 2018
- Status when cancelled: Sale reported, canceled
- Airframe: [Frederick Bob JR TITAN T-51 MUSTANG](https://openairdocs.org/model/frederick-bob-jr-titan-t-51-mustang) (registry code 056245U)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: MO4XXXS0HK0052
- Year built: 2015
- Type of aircraft: Fixed wing single engine
- Kit: Titan Aircraft T-51 MUSTANG
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 10, 2015
- Last registry action: September 14, 2017
- Mode S code: A65F95
- Location: [Haiku, HI](https://openairdocs.org/faa-place/HI/Haiku)
- Owner type: Individual
- Owner's area on the map: 20.8828° N, 156.2322° W: Placed by OpenAirDocs at the center of ZIP code 96708, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N51FB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51FB
- Page: https://openairdocs.org/deregistered/N51FB-2018-08-02

From the FAA registry file of November 3, 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 Frederick Bob JR TITAN T-51 MUSTANG: https://openairdocs.org/model/frederick-bob-jr-titan-t-51-mustang.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 WPR17LA121](https://openairdocs.org/ntsb/WPR17LA121), Jun 4, 2017: Bob Frederick Titan T-51 (N51FB), Goodyear, AZ, substantial damage. Probable cause: Failure of the propeller speed reduction gearbox input drive gear during the airplane’s initial climb for reasons that could not be determined due to extensive 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.

- [Accident 20170604007109A](https://openairdocs.org/incident/20170604007109A), Jun 4, 2017: Frederick Bob Jr TITAN T-51 MUSTANG (N51FB), Goodyear, AZ, Substantial damage. On June 04, 2017 at 09:17 aircraft N51FB crashed short of the runway at Goodyear Airport Arizona (kgyr), while attempting to land. The aircraft experienced a…

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