# N688SB: Hiller UH-12E, registration cancelled 1989-09-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 14, 1989
- Status when cancelled: Triennial form not returned
- Airframe: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122)
- Data sheets: [TCDS 4H11](https://openairdocs.org/tcds/4H11) (OpenAirDocs)
- Serial number: 1825
- Type of aircraft: Rotorcraft
- Mode S code: A92281
- The mark today: https://openairdocs.org/aircraft/N688SB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=688SB
- Page: https://openairdocs.org/deregistered/N688SB-1989-09-14

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 Hiller UH-12E: https://openairdocs.org/model/hiller-uh-12e.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 LAX86FVA14](https://openairdocs.org/ntsb/LAX86FVA14), Sep 18, 1986: Hiller UH-12E (N688SB), Lemoore, CA, 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 19860918045429A](https://openairdocs.org/incident/19860918045429A), Sep 18, 1986: Hiller UH12E (N688SB), Lemoore, CA, Substantial damage. The engine failed and caught fire causing ahard forced landing. Rod bolts were found to be improperly torques.

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