# N53991: 1954 Hiller UH-12B, registration cancelled 2003-08-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 5, 2003
- Exported to: China
- Status when cancelled: Valid registration
- Airframe: [Hiller UH-12B](https://openairdocs.org/model/hiller-uh-12b) (registry code 4360110)
- Engine: [Franklin 6VS-335 series](https://openairdocs.org/engine/franklin-6vs-335-series) (registry code 27040)
- Data sheets: [TCDS 6H2](https://openairdocs.org/tcds/6H2), [TCDS 1E2](https://openairdocs.org/tcds/1E2) (OpenAirDocs)
- Serial number: 643
- Year built: 1954
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: December 23, 1974
- Certificate issued: August 28, 2001
- Last registry action: August 28, 2001
- Mode S code: A6D589
- Owner when cancelled: [Upper Limits Sales & Leasing Inc](https://openairdocs.org/faa-owner/UPPER%20LIMITS%20SALES%20%26%20LEASING%20INC)
- Location: [Eugene, OR](https://openairdocs.org/faa-place/OR/Eugene)
- Owner type: Corporation
- Owner's area on the map: 44.0477° N, 123.2309° W: Placed by OpenAirDocs at the center of ZIP code 97402, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N53991
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=53991
- Page: https://openairdocs.org/deregistered/N53991-2003-08-05

From the FAA registry file of November 12, 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 Hiller UH-12B: https://openairdocs.org/model/hiller-uh-12b.md

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