# N6448D: 1959 Hiller UH-12A, registration cancelled 2023-04-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 1, 2023
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Hiller UH-12A](https://openairdocs.org/model/hiller-uh-12a) (registry code 4360104)
- Engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033)
- Data sheets: [TCDS 6H1](https://openairdocs.org/tcds/6H1), [TCDS E-244](https://openairdocs.org/tcds/E-244) (OpenAirDocs)
- Serial number: 295
- Year built: 1959
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Multiple
- Airworthiness date: June 26, 1973
- Certificate issued: December 1, 2016
- Last registry action: December 9, 2019
- Mode S code: A8778B
- Owner when cancelled: [Mitchums Construction Inc](https://openairdocs.org/faa-owner/MITCHUMS%20CONSTRUCTION%20INC)
- Location: [Saint Stephen, SC](https://openairdocs.org/faa-place/SC/Saint%20Stephen)
- Owner type: Corporation
- Owner's area on the map: 33.3806° N, 79.8906° W: Placed by OpenAirDocs at the center of ZIP code 29479, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6448D
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6448D
- Page: https://openairdocs.org/deregistered/N6448D-2023-04-01

From the FAA registry file of November 4, 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-12A: https://openairdocs.org/model/hiller-uh-12a.md

## NTSB investigations (2)

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 FTW74DPD01](https://openairdocs.org/ntsb/FTW74DPD01), Jul 13, 1973: Hiller UH-12A (N6448D), Dublin, TX, substantial damage
- [NTSB FTW65A0095](https://openairdocs.org/ntsb/FTW65A0095), Mar 29, 1965: Hiller UH12B (N6448D), San Antonio, TX, substantial damage

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