# N93DB: 2013 William M Oprendek PITTS S1S, registration cancelled 2017-01-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 5, 2017
- Status when cancelled: Valid registration
- Airframe: [William M Oprendek PITTS S1S](https://openairdocs.org/model/william-m-oprendek-pitts-s1s) (registry code 05632LV)
- Engine: [Superior IO-360 series](https://openairdocs.org/engine/superior-io-360-series) (registry code 59251)
- Data sheets: [TCDS E00001SC](https://openairdocs.org/tcds/E00001SC) (OpenAirDocs)
- Serial number: PITTS S1SS-3
- Year built: 2013
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 8, 2013
- Certificate issued: March 5, 2013
- Last registry action: October 15, 2015
- Mode S code: ACE39D
- Owner when cancelled: [Oprendek William M](https://openairdocs.org/faa-owner/OPRENDEK%20WILLIAM%20M)
- Location: [Sedona, AZ](https://openairdocs.org/faa-place/AZ/Sedona)
- Owner type: Individual
- Owner's area on the map: 34.8787° N, 111.8582° W: Placed by OpenAirDocs at the center of ZIP code 86336, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N93DB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=93DB
- Page: https://openairdocs.org/deregistered/N93DB-2017-01-05

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 William M Oprendek PITTS S1S: https://openairdocs.org/model/william-m-oprendek-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 WPR14CA390](https://openairdocs.org/ntsb/WPR14CA390), Sep 25, 2014: William M Oprendek Pitts S1S (N93DB), Sedona, AZ, substantial damage. Probable cause: Failure of the tailwheel steering assembly during maneuvering flight, which resulted in a loss of directional control during the landing roll.

## 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 20140925019389A](https://openairdocs.org/incident/20140925019389A), Sep 25, 2014: William M Oprendek PITTS S1S (N93DB), Sedona, AZ, Substantial damage. The aircraft was conducting a phase 1 flight for experimental amateur built operating limitations out of the Sedona Airport area. The pilot stated the aircraft…

## Other aircraft with N93DB

- [Registered now](https://openairdocs.org/aircraft/N93DB): Cessna 560, S/N 560-0280, built 1994
- [Cancelled 2005-05-13](https://openairdocs.org/deregistered/N93DB-2005-05-13): Buchanan Donald W PITTS S1S, S/N 8-0138, built 1984. Exported to Sweden. Owner: [Morrison Michael A](https://openairdocs.org/faa-owner/MORRISON%20MICHAEL%20A), [Roseville, CA](https://openairdocs.org/faa-place/CA/Roseville)

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