# N90638: Air Tractor AT-502B, registration cancelled 1999-09-28

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 28, 1999
- Exported to: Costa Rica
- Status when cancelled: Valid registration (dealer)
- Airframe: [Air Tractor AT-502B](https://openairdocs.org/model/air-tractor-at-502b) (registry code 0390307)
- Data sheets: [TCDS A17SW](https://openairdocs.org/tcds/A17SW) (OpenAirDocs)
- Serial number: 502B-0593
- Type of aircraft: Fixed wing single engine
- Last registry action: September 13, 1999
- Mode S code: AC8858
- Owner when cancelled: [Air Tractor Inc](https://openairdocs.org/faa-owner/AIR%20TRACTOR%20INC)
- Location: [Olney, TX](https://openairdocs.org/faa-place/TX/Olney)
- Owner type: Corporation
- Owner's area on the map: 33.3439° N, 98.7631° W: Placed by OpenAirDocs at the center of ZIP code 76374, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N90638
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=90638
- Page: https://openairdocs.org/deregistered/N90638-1999-09-28

From the FAA registry file of November 5, 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 Air Tractor AT-502B: https://openairdocs.org/model/air-tractor-at-502b.md

## Other aircraft with N90638

- [Cancelled 1996-03-02](https://openairdocs.org/deregistered/N90638-1996-03-02): Beech 1079, S/N 697695. Triennial form not returned. Owner: [Western Nebraska Technical College](https://openairdocs.org/faa-owner/WESTERN%20NEBRASKA%20TECHNICAL%20COLLEGE), [Sidney, NE](https://openairdocs.org/faa-place/NE/Sidney)
- [Cancelled 1950-07-28](https://openairdocs.org/deregistered/N90638-1950-07-28): North American AT-6A, S/N 78-6903. Owner: [North American Aviation Inc](https://openairdocs.org/faa-owner/NORTH%20AMERICAN%20AVIATION%20INC), [Los Angeles, CA](https://openairdocs.org/faa-place/CA/Los%20Angeles)

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