# N79NU: 1974 Aero Commander 500 S, registration cancelled 2001-11-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 19, 2001
- Status when cancelled: Triennial form not returned
- Airframe: [Aero Commander 500 S](https://openairdocs.org/model/aero-commander-500-s) (registry code 0141107)
- Engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533)
- Data sheets: [TCDS 6A1](https://openairdocs.org/tcds/6A1), [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Serial number: 3206
- Year built: 1974
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal, utility
- Airworthiness date: September 9, 1974
- Certificate issued: December 7, 1987
- Last registry action: September 18, 2001
- Mode S code: AAB6EB
- Owner when cancelled: [Hill Construction Corp](https://openairdocs.org/faa-owner/HILL%20CONSTRUCTION%20CORP)
- Location: San Juan, PR, RQ
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N79NU
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=79NU
- Page: https://openairdocs.org/deregistered/N79NU-2001-11-19

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 Aero Commander 500 S: https://openairdocs.org/model/aero-commander-500-s.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 MIA96FA078](https://openairdocs.org/ntsb/MIA96FA078), Feb 11, 1996: Aero Commander 500S (N79NU), Manati, PR, destroyed, 3 fatal. Probable cause: Failure of the flight crew, for undetermined reasons, to recover from a stall and resulting uncontrolled descent. This resulted in the aircraft colliding with the terrain while in a 45-60 degree nose…

## FAA accident and incident reports (2)

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 19960211001519A](https://openairdocs.org/incident/19960211001519A), Feb 11, 1996: Gulstm 500S (N79NU), Manati, Puerto Rico, Destroyed, 3 fatal. Observed in slow flight. Low altitude stall and crash into swamp. CFI at controls.
- [Incident 19890429030849I](https://openairdocs.org/incident/19890429030849I), Apr 29, 1989: Gulstm 500S (N79NU), Isla De Culebra, PR. Fuel exhaustion on descent. Forced landing on an island. Tanks empty due to broken tube assembly.

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