# N9507U: 1975 Stol UC-1, registration cancelled 2014-05-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 1, 2014
- Exported to: Russia
- Status when cancelled: Valid registration
- Airframe: [Stol UC-1](https://openairdocs.org/model/stol-uc-1) (registry code 8640202)
- Engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515)
- Data sheets: [TCDS A6EA](https://openairdocs.org/tcds/A6EA), [TCDS 1E10](https://openairdocs.org/tcds/1E10) (OpenAirDocs)
- Serial number: 017
- Year built: 1975
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: August 6, 1979
- Certificate issued: March 26, 2014
- Last registry action: March 26, 2014
- Mode S code: AD3807
- Owner when cancelled: [Ermakov Bulat](https://openairdocs.org/faa-owner/ERMAKOV%20BULAT)
- Location: [Deland, FL](https://openairdocs.org/faa-place/FL/Deland)
- Owner type: Individual
- Owner's area on the map: 29.0572° N, 81.2256° W: Placed by OpenAirDocs at the center of ZIP code 32724, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9507U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9507U
- Page: https://openairdocs.org/deregistered/N9507U-2014-05-01

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 Stol UC-1: https://openairdocs.org/model/stol-uc-1.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 FTW96LA305](https://openairdocs.org/ntsb/FTW96LA305), Jul 16, 1996: Stol UC-1 (N9507U), Princeton, TX, substantial damage. Probable cause: improper adjustment of the left propeller governor which resulted in uncommanded feathering of the left propeller. Factors were: the airplane's inadequate engine out performance and the lack of…

## 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 19960716046149A](https://openairdocs.org/incident/19960716046149A), Jul 16, 1996: Stolac UC1 (N9507U), Princeton, TX, No damage. (-23) At cruise altitude of 4500 ft, with engines set at 2300 RPM and 23 inches of manifold pressure, left engine propeller went to feather position without…

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