# N4829Y: 1968 Piper PA-25-235, registration cancelled 2014-10-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 14, 2014
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504)
- Engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532)
- Data sheets: [TCDS 2A8](https://openairdocs.org/tcds/2A8), [TCDS E-295](https://openairdocs.org/tcds/E-295) (OpenAirDocs)
- Serial number: 25-4621
- Year built: 1968
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: March 18, 1968
- Certificate issued: January 27, 2010
- Last registry action: January 27, 2010
- Mode S code: A5F3B1
- Owner when cancelled: [Koenig Donald J](https://openairdocs.org/faa-owner/KOENIG%20DONALD%20J)
- Location: [Las Animas, CO](https://openairdocs.org/faa-place/CO/Las%20Animas)
- Owner type: Individual
- Owner's area on the map: 37.9117° N, 103.1905° W: Placed by OpenAirDocs at the center of ZIP code 81054, within about 17 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4829Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4829Y
- Page: https://openairdocs.org/deregistered/N4829Y-2014-10-14

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 Piper PA-25-235: https://openairdocs.org/model/piper-pa-25-235.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 FTW97LA202](https://openairdocs.org/ntsb/FTW97LA202), May 27, 1997: Piper PA-25-235 (N4829Y), Lamar, CO, substantial damage. Probable cause: Failure of the left magneto and crank shaft idler drive gears. Factors were failure to perform a 100 hour inspection and unsuitable terrain for a forced landing.

## 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 19970527047349A](https://openairdocs.org/incident/19970527047349A), May 27, 1997: Piper PA25235 (N4829Y), Lamar, CO, Substantial damage. (-16) The aircraft experienced engine gear box failure to the camshaft drive.
- [Incident 19960727020139I](https://openairdocs.org/incident/19960727020139I), Jul 27, 1996: Piper PA25235 (N4829Y), Lamar, CO, Minor damage. Narrative: pilot ran out of fuel and made an emergency landing. Left landing gear collapsed. No injuries. Chemical on board was lower ban. There were 10…

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