# N55LF: 1984 Gates Learjet 55, registration cancelled 2005-03-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 17, 2005
- Status when cancelled: Triennial form not returned
- Airframe: [Gates Learjet 55](https://openairdocs.org/model/gates-learjet-55) (registry code 5170702)
- Engine: [AiResearch TFE731 series](https://openairdocs.org/engine/airesearch-tfe731-series) (registry code 01518)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Serial number: 112
- Year built: 1984
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-jet
- Airworthiness: Standard, transport
- Airworthiness date: February 14, 2001
- Certificate issued: January 11, 2002
- Last registry action: February 15, 2005
- Mode S code: A6FE12
- Owner when cancelled: [55-112 LLC](https://openairdocs.org/faa-owner/55-112%20LLC)
- Location: [Fort Lauderdale, FL](https://openairdocs.org/faa-place/FL/Fort%20Lauderdale)
- Owner type: Corporation
- Owner's area on the map: 26.1860° N, 80.1727° W: Placed by OpenAirDocs at the center of ZIP code 33309, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N55LF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=55LF
- Page: https://openairdocs.org/deregistered/N55LF-2005-03-17

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 Gates Learjet 55: https://openairdocs.org/model/gates-learjet-55.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 MIA04FA107](https://openairdocs.org/ntsb/MIA04FA107), Jul 19, 2004: Learjet 55 (N55LF), Fort Lauderdale, FL, substantial damage. Probable cause: The flight crew's decision to continue the approach into known area of potentially severe weather (Thunderstorm), which resulted in the flight encountering a 30 knot cross wind, heavy rain, low-level…

## 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 20040719014549A](https://openairdocs.org/incident/20040719014549A), Jul 19, 2004: Lear 55LEAR (N55LF), Ft Lauderdale, FL, Substantial damage. (-23) Lear jet N55LF departed the ft. Lauderdale int'l. airport (fll) for a re-positioning FAR 91 VFR ferry flight to the ft. Lauderdale executive airport…

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