# N3990U: Fratus Carl E XP-23 HAWK, registration cancelled 1997-07-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 22, 1997
- Status when cancelled: Valid registration
- Airframe: [Fratus Carl E XP-23 HAWK](https://openairdocs.org/model/fratus-carl-e-xp-23-hawk) (registry code 056135D)
- Serial number: 400
- Type of aircraft: Fixed wing single engine
- Certificate issued: December 22, 1983
- Last registry action: May 30, 1995
- Mode S code: A4A6A3
- Owner when cancelled: [Fratus Carl E](https://openairdocs.org/faa-owner/FRATUS%20CARL%20E)
- Location: [Arlington, TX](https://openairdocs.org/faa-place/TX/Arlington)
- Owner type: Individual
- Owner's area on the map: 32.6576° N, 97.0881° W: Placed by OpenAirDocs at the center of ZIP code 76018, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3990U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3990U
- Page: https://openairdocs.org/deregistered/N3990U-1997-07-22

From the FAA registry file of October 29, 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 Fratus Carl E XP-23 HAWK: https://openairdocs.org/model/fratus-carl-e-xp-23-hawk.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 FTW95LA404](https://openairdocs.org/ntsb/FTW95LA404), Sep 26, 1995: Fratus XP-23 Hawk (N3990U), Joshua, TX, destroyed, 1 fatal. Probable cause: the pilot's failure to see and avoid the wires.

## 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 19950926030229A](https://openairdocs.org/incident/19950926030229A), Sep 26, 1995: Amtr HAWK (N3990U), Joshua, TX, Destroyed, 1 fatal. After takeoff circled began steep approach to runway. Struck wires and crashed. Powered up just prior wire strike.
- [Incident 19880728052579I](https://openairdocs.org/incident/19880728052579I), Jul 28, 1988: Amtr HAWK (N3990U), West Branch, IA, Minor damage. Precautionary landing in field when water temperature up. Field rougher than expected. Found crankshaft pulley off.

## Other aircraft with N3990U

- [Registered now](https://openairdocs.org/aircraft/N3990U): Piper PA-28-161, S/N 2842222, built 2005

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