# N6439Z: Piper PA-25-150, registration cancelled 1975-11-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 7, 1975
- Status when cancelled: Valid registration
- Airframe: [Piper PA-25-150](https://openairdocs.org/model/piper-pa-25-150) (registry code 7102503)
- Serial number: 25-597
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 12, 1972
- Mode S code: A8740B
- Owner when cancelled: [Sky Ag Inc](https://openairdocs.org/faa-owner/SKY%20AG%20INC)
- Location: [Cosmos, MN](https://openairdocs.org/faa-place/MN/Cosmos)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N6439Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6439Z
- Page: https://openairdocs.org/deregistered/N6439Z-1975-11-07

From the FAA registry file of November 4, 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-25-150: https://openairdocs.org/model/piper-pa-25-150.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 MKC76FER20](https://openairdocs.org/ntsb/MKC76FER20), Aug 15, 1975: Piper PA-25 (N6439Z), Hutchinson, MN, substantial 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 19750815030829A](https://openairdocs.org/incident/19750815030829A), Aug 15, 1975: Piper PA25 (N6439Z), Hutchinson, MN, Destroyed. Testing new shockcords by making bounce ldgs. Steep turn at end of rwy.

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