# N4839H: Piper PA-17, registration cancelled 1991-01-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 10, 1991
- Exported to: United Kingdom
- Status when cancelled: Triennial form not returned
- Airframe: [Piper PA-17](https://openairdocs.org/model/piper-pa-17) (registry code 7101702)
- Data sheets: [TCDS A-805](https://openairdocs.org/tcds/A-805) (OpenAirDocs)
- Serial number: 17136
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 12, 1987
- Last registry action: February 21, 1990
- Mode S code: A5F759
- Owner when cancelled: [Baier Robert R](https://openairdocs.org/faa-owner/BAIER%20ROBERT%20R)
- Location: [Brownsville, WI](https://openairdocs.org/faa-place/WI/Brownsville)
- Owner type: Individual
- Owner's area on the map: 43.6201° N, 88.5336° W: Placed by OpenAirDocs at the center of ZIP code 53006, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4839H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4839H
- Page: https://openairdocs.org/deregistered/N4839H-1991-01-10

From the FAA registry file of November 5, 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-17: https://openairdocs.org/model/piper-pa-17.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 CHI79FEP67](https://openairdocs.org/ntsb/CHI79FEP67), Jul 15, 1979: Piper PA-17 (N4839H), South Byron, WI, 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 19790715020299A](https://openairdocs.org/incident/19790715020299A), Jul 15, 1979: Piper PA17 (N4839H), South Byron, WI, Substantial damage. Pilot reported rudder jumped in left turn. Hit grround near airport. Stated a rag was jammed in rudder cable pully.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.