# N84CZ: Spreuer William L COZY, registration cancelled 1998-07-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 21, 1998
- Status when cancelled: Valid registration
- Airframe: [Spreuer William L COZY](https://openairdocs.org/model/spreuer-william-l-cozy) (registry code 05612TS)
- Serial number: 71
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 13, 1995
- Last registry action: April 17, 1998
- Mode S code: AB7DCA
- Owner when cancelled: [Spreuer Keith R](https://openairdocs.org/faa-owner/SPREUER%20KEITH%20R)
- Location: [San Diego, CA](https://openairdocs.org/faa-place/CA/San%20Diego)
- Owner type: Individual
- Owner's area on the map: 33.0188° N, 117.1241° W: Placed by OpenAirDocs at the center of ZIP code 92127, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N84CZ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=84CZ
- Page: https://openairdocs.org/deregistered/N84CZ-1998-07-21

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 Spreuer William L COZY: https://openairdocs.org/model/spreuer-william-l-cozy.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 LAX95LA222](https://openairdocs.org/ntsb/LAX95LA222), Jun 23, 1995: Spreuer Cozy (N84CZ), Oceanside, CA, destroyed. Probable cause: The pilot's premature rotation of the aircraft and failure to attain the proper liftoff airspeed.

## 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 19950623049539A](https://openairdocs.org/incident/19950623049539A), Jun 23, 1995: Amtr COZY (N84CZ), Oceanside, CA, Destroyed. (-16) On 06/23/95, a spreuer Cozy experimental airplane, N84CB, over-ran the runway and collided with a fence and berm during a rejected take-off at L32. The…
- [Incident 19910701032859I](https://openairdocs.org/incident/19910701032859I), Jul 1, 1991: Amtrcz COZY (N84CZ), Gallup, NM, Minor damage. Pilot aborted takeoff. During taxi-back brakes caught fire. Wheel fairings damaged.

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