Aircraft record

N6694E1978 Cessna 172N

Registration validNot yet verified by ownerSource: FAA, updated Oct 21, 2026

Safety record in brief:No NTSB accidents or incidents since 19823 ADs may apply1 service difficulty report

Registration: Valid; expires Feb 28, 2029
Based in: Littleton, CO; owner city / state
Engine: 0-320 SERIES · 180 hp; Lycoming
Owners: 1; since 2019
NTSB events: None; since 1982
ADs may apply: 3; confirm with A&P
Service reports: 1; since 1995

Registration

FAA Aircraft Registry · Oct 21, 2026

Registered owner: Thunderbird Aviation LLC
Owner type: LLC
City, state: Littleton, CO
Certificate issued: Feb 5, 2019
Expires: Feb 28, 2029
Airworthiness: Standard · Normal, Utility
Airworthiness date: Jan 2, 1979

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer: Cessna
Model: 172N
Year: 1978
Serial number: 17272050
Aircraft type: Fixed wing single engine
Category: Land
Certification: Type Certificated
Seats: 4
Engines: 1
Max takeoff weight: Up to 12,499 lb
Mode S code: A8D891

Engine

Make and model: Lycoming 0-320 Series
Type: Reciprocating
Power: 180 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records

2019 – nowThunderbird Aviation LLCLittleton, CO · current
until 1959Cessna Aircraft Codifferent airframe: Cessna 175 S/N 56194

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 21, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (3)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

AD	Subject	Effective	Applies to
2011-10-09	Cessna Aircraft Company Models 150, 152, 170, 172, 175, 177, 180, 182, 185, 188, 190…	Jun 17, 2011	Airframe (172N)
2011-06-02	Cessna Aircraft Company (Cessna) Model 172 Airplanes Modified by Supplemental Type…	May 26, 2011	Airframe (172N)Only with: Modified by STC SA01303WI (installation of TAE 125-01 or TAE 125-02-99 engine).
2001-23-03	Cessna Aircraft Company Models 172N, 172P, R172K, 172RG, F172N, F172P, FR172J, and…	Dec 27, 2001	Airframe (172N)Certain serial numbers: 172N 17267585–17270049; 172N 17270051–17274009; 172N 17261445; 172N 17261578; 172N 17270050; 172P 17274010–17276654; …

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (1)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

Reciprocating engine · circlip · failedJul 12, 1999
IN CRUISE FLIGHT 2,400 RPM/10,000 FEET, CIRCLIP FAILED (BECAME DISCONNECTED) ON VALVE LIFTER TAPPET NR 3 CYLINDER ASSEMBLY TAKING THE REST OF THAT CYLINDER'S UPPER VALVE TRAIN WITH IT. A SAFE LANDING WAS MADE TO A ROAD.
From FAA Service Difficulty Reports; matched by N-number and serial number.

Sources

FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 21, 2026
NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 21, 2026
FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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