# N6503Z: Piper PA-25, registration cancelled 1974-04-24

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 24, 1974
- Status when cancelled: Valid registration
- Airframe: [Piper PA-25](https://openairdocs.org/model/piper-pa-25) (registry code 7102502)
- Data sheets: [TCDS 2A8](https://openairdocs.org/tcds/2A8) (OpenAirDocs)
- Serial number: 25-699
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 5, 1969
- Mode S code: A88F93
- Owner when cancelled: [Mueller Robert L](https://openairdocs.org/faa-owner/MUELLER%20ROBERT%20L)
- Location: [South Haven, MI](https://openairdocs.org/faa-place/MI/South%20Haven)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N6503Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6503Z
- Page: https://openairdocs.org/deregistered/N6503Z-1974-04-24

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 Piper PA-25: https://openairdocs.org/model/piper-pa-25.md

## NTSB investigations (3)

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 CHI71FBA11](https://openairdocs.org/ntsb/CHI71FBA11), Aug 29, 1970: Piper PA-25 (N6503Z), Laurel, IN, substantial damage
- [NTSB MIA67D0509](https://openairdocs.org/ntsb/MIA67D0509), Apr 3, 1967: Piper PA-25 (N6503Z), Dover, FL, substantial damage
- [NTSB UNK64X1282](https://openairdocs.org/ntsb/UNK64X1282), Apr 12, 1964: Piper PA25 (N6503Z), Plant City, FL, substantial damage

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