# N71AC: Otterback PITTS SPECIAL S-1

- Status: Valid registration
- Airframe: [Otterback PITTS SPECIAL S-1](https://openairdocs.org/model/otterback-pitts-special-s-1) (registry code 7220742, 1 seats)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: 7-0148
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 10, 1980
- Certificate issued: November 12, 2023
- Expires: November 30, 2030
- Mode S code: A979B7
- Registered owner: [Pham Brian T](https://openairdocs.org/faa-owner/PHAM%20BRIAN%20T)
- Location: [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield)
- Owner type: Individual
- Owner's area on the map: 35.1659° N, 119.0459° W: Placed by OpenAirDocs at the center of ZIP code 93313, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=71AC
- Page: https://openairdocs.org/aircraft/N71AC

From the FAA registry file of October 22, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Otterback PITTS SPECIAL S-1)

None in force.

### Matched by engine (Lycoming I0360 SER A&C)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N71AC.

## 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.

- [Incident 19880203008549I](https://openairdocs.org/incident/19880203008549I), Feb 3, 1988: Amtrpt PITTSSPECS1 (N71AC), Selma, CA, Minor damage. Throttle linkage to engine failed on final approach. Unable to add power. Landed short of runway.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N71AC

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N71AC before.

- [Cancelled 1973-10-30](https://openairdocs.org/deregistered/N71AC-1973-10-30): Watts GRUDIEAIRE G-20, S/N 2245. Owner: [Cudney Albert W](https://openairdocs.org/faa-owner/CUDNEY%20ALBERT%20W), [Morrisville, NC](https://openairdocs.org/faa-place/NC/Morrisville)

## Related

- Other Otterback PITTS SPECIAL S-1 aircraft: https://openairdocs.org/model/otterback-pitts-special-s-1/aircraft.md
- The Lycoming I0360 SER A&C engine: https://openairdocs.org/engine/lycoming-i0360-ser-a-c.md

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