Aircraft record

N4082L1968 Cessna 421

DeregisteredUnclaimedSource: FAA, updated Oct 19, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jul 3, 2008.

Safety record in brief:1 NTSB accident (substantial damage, May 2007)7 ADs may apply

Registration: Deregistered
Last based in: Chesterfield, MO; owner city / state
Engine: GTSIO-520-C · 340 hp; Cont Motor
Owners: 1; since 2005
NTSB events: 1; substantial, 2007
ADs may apply: 7; confirm with A&P
Service reports: 0; since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026

Last registered owner: Golden Eagle Air LLC
Owner type: Corporation
City, state: Chesterfield, MO
Certificate issued: Apr 26, 2005
Canceled: Jul 3, 2008
Airworthiness: Standard · Normal
Airworthiness date: Mar 26, 1968

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: 421
Year: 1968
Serial number: 421-0082
Aircraft type: Fixed wing multi engine
Category: Land
Certification: Type Certificated
Seats: 8
Engines: 2
Max takeoff weight: Up to 12,499 lb
Mode S code: A4CD02

Engine

Make and model: Cont Motor Gtsio-520-C
Type: Reciprocating
Power: 340 hp

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

Ownership history

Ownership history from FAA records

2005 – 2008Golden Eagle Air LLCChesterfield, MO

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 19, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

May 23, 2007 · Chesterfield, MO

Maintenance personnel failed to comply with an Airworthiness Directive which resulted in the total failure of the starter adapter gear teeth and the crankshaft gear teeth and the pilot failed to follow the published emergency procedures. Contributing to the accident were the low altitude at which the loss of power occurred, the power lines, and the unsuitable terrain which prevented the pilot…

Damage: Substantial
Injuries: Serious
Report: CHI07LA154

From NTSB records; matched by serial number.Read NTSB report (search CAROL for CHI07LA154)

Accident history for this model

ADs published since 1998 that may apply (7)

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
2023-05-16	Reciprocating Engine Power Section	Mar 15, 2023	Engine (GTSIO-520-C)
2020-16-11	Reciprocating Cylinder Section	Sep 21, 2020	Engine (GTSIO-520-C)Only with: Engines originally manufactured, rebuilt, or modified with a cross-flow cylinder assembly replacement on or after November 1, 2014, with cross-flow cylinder assembly P/N 658538, 658540, 658542, 658591, 658595, 658613, 658624, 658539, 658541, 658590, 658594, 658603, 658623, or 658630 installed.
2016-17-08	Elevator Tab Control System	Sep 12, 2016	Airframe (421)
2014-03-03	Cessna Aircraft Company Airplanes	Apr 7, 2014	Airframe (421)Serial numbers per Cessna Aircraft Company Service Bulletin MEB97-4, dated March 24, 1997
2007-05-15	Teledyne Continental Motors GTSIO-520 Series Reciprocating Engines	Apr 16, 2007	Engine (GTSIO-520-C)

Show all 7 ADs

AD	Subject	Effective	Applies to
2005-20-25	The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411…	Nov 9, 2005	Airframe (421)Certain serial numbers: 401 655; 401 401-0001–401-0322; 401A 655; 401A 401A0001–401A0132; 401B 401B0001–401B0221; 402 402-0001–402-0322; …. Only with: Equipped with an avionics bus circuit breaker switch P/N CM3589-50, 593-250-101, 593-250-102, W31-X2M5A-50, or W31-X1000-50.
2000-01-16	Cessna Aircraft Company 300 and 400 Series Airplanes	Feb 15, 2000	Airframe (421)

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

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 19, 2026
FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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