# N3748Z: Hiller UH-12L4, registration cancelled 1990-08-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 20, 1990
- Exported to: Chile
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Hiller UH-12L4](https://openairdocs.org/model/hiller-uh-12l4) (registry code 4360128)
- Data sheets: [TCDS H1WE](https://openairdocs.org/tcds/H1WE) (OpenAirDocs)
- Serial number: 2545
- Type of aircraft: Rotorcraft
- Mode S code: A4462F
- The mark today: https://openairdocs.org/aircraft/N3748Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3748Z
- Page: https://openairdocs.org/deregistered/N3748Z-1990-08-20

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 Hiller UH-12L4: https://openairdocs.org/model/hiller-uh-12l4.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 CHI82FA304](https://openairdocs.org/ntsb/CHI82FA304), Aug 12, 1982: Hiller UH12L4 (N3748Z), Wisconsin Dells, WI, substantial damage

## 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 19820812038149A](https://openairdocs.org/incident/19820812038149A), Aug 12, 1982: Hiller UH12L4 (N3748Z), Wisconson Dells, WI, Substantial damage. Needles split during a sightseeing flight. Made hard autorotation landing. Main rotor drive clutch worn out.

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