# N25SF: 1988 Maysmike PITTS S1S, registration cancelled 2018-01-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 12, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Maysmike PITTS S1S](https://openairdocs.org/model/maysmike-pitts-s1s) (registry code 72206CU)
- Engine: [Lycoming AEIO-360 series](https://openairdocs.org/engine/lycoming-aeio-360-series) (registry code 41522)
- Data sheets: [TCDS 1E10](https://openairdocs.org/tcds/1E10) (OpenAirDocs)
- Serial number: MLM-001
- Year built: 1988
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: November 8, 1988
- Certificate issued: December 9, 2002
- Last registry action: December 16, 2008
- Mode S code: A256BB
- Owner when cancelled: [Hiranaka Douglas K](https://openairdocs.org/faa-owner/HIRANAKA%20DOUGLAS%20K)
- Location: [Pleasanton, CA](https://openairdocs.org/faa-place/CA/Pleasanton)
- Owner type: Individual
- Owner's area on the map: 37.6487° N, 121.8480° W: Placed by OpenAirDocs at the center of ZIP code 94566, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N25SF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=25SF
- Page: https://openairdocs.org/deregistered/N25SF-2018-01-12

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 Maysmike PITTS S1S: https://openairdocs.org/model/maysmike-pitts-s1s.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 LAX03CA246](https://openairdocs.org/ntsb/LAX03CA246), Jul 13, 2003: Maysmike Pitts S1S (N25SF), Livermore, CA, substantial damage. Probable cause: The pilot's inadequate compensation for crosswind conditions, which resulted in a loss of directional control and a ground loop.

## 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 20030713018469A](https://openairdocs.org/incident/20030713018469A), Jul 13, 2003: Aviat PITTSS1S (N25SF), Livermore, CA, Substantial damage. (-23) Winds were reported to be from 230 degrees at 7 knots. The touchdown was normal on runway 25. The pilot says that the winds shifted and the left wing…

## Other aircraft with N25SF

- [Registered now](https://openairdocs.org/aircraft/N25SF): Cirrus Design SR22T, S/N 9635, built 2023
- [Cancelled 1988-10-31](https://openairdocs.org/deregistered/N25SF-1988-10-31): Scheibe SF-25E SUPER-FALKE, S/N 4332. N-number assigned, not yet registered

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