# N503B: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: May 1, 2024
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503B
- Page: https://openairdocs.org/aircraft/N503B

## Aircraft that carried N503B

- [Cancelled 2024-05-01](https://openairdocs.org/deregistered/N503B-2024-05-01): Rockwell International 690B, S/N 11503. Owner: [Alliance Air Parts Inc](https://openairdocs.org/faa-owner/ALLIANCE%20AIR%20PARTS%20INC), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- [Cancelled 1992-02-05](https://openairdocs.org/deregistered/N503B-1992-02-05): Beech A35, S/N D1525. Triennial form not returned. Owner: [Wardlow Brad K](https://openairdocs.org/faa-owner/WARDLOW%20BRAD%20K), [Centerville, IA](https://openairdocs.org/faa-place/IA/Centerville)

## FAA accident and incident reports on N503B (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 19890720024159I](https://openairdocs.org/incident/19890720024159I), Jul 20, 1989: Beech A35 (N503B), Iconium, IA, Minor damage. Engine quit when pilot failed to get fuel selector properly into the tank detent. Ditched aircraft in lake.

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