N421FN - 1978 Cessna 421C Aircraft Registration

C421

1978 CESSNA 421C

Aircraft Description

N421FN is a 1978 Cessna 421C, a twin-engine reciprocating (piston) aircraft registered to Keys Aviation LLC in Murrells Inlet, SC. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on April 3, 1978. The registration certificate was issued on May 1, 2013. The registration is set to expire on May 31, 2029. Powered by a Cont Motor GTSI0-520-F-K engine producing 435 horsepower, N421FN is. The aircraft's Mode S transponder code is A4FFE0 (hex), used for ADS-B identification and flight tracking. N421FN was last tracked by AviatorDB at coordinates 33.4344, -79.1949 on January 29, 2026. The FAA registry record for N421FN was last updated on August 4, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Cessna 421 Golden Eagle was a pressurized twin-engine aircraft that brought high-altitude comfort to the business aviation market at a fraction of turboprop costs. First flown on May 1, 1967, it was a low-wing monoplane powered by two Continental GTSIO-520 turbocharged engines, seating six to eight occupants. With a service ceiling of 30,000 feet and cruise speed of 277 mph, the 421 spanned 43 feet 2 inches with a length of approximately 39 feet. Cessna Aircraft Company manufactured 1,901 examples between 1967 and 1985. AviatorDB tracks 80,556 Cessna aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is C421.

AviatorDB has found no NTSB accident or incident reports involving N421FN. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1978
Manufacturer
CESSNA
Model
421C
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C421421 Executive Commuter
Cruise Speed
90 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 3, 1978
Classification
Standard Utility Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
May 1, 2013

Registered Owner

Name
KEYS AVIATION LLC
Address
357 LAWTON HALL DR
City
MURRELLS INLET
State / Zip Code
South Carolina29576-6051
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
GTSI0-520-F-K
Horsepower
435 HP
Mode S Code (Oct)
51177740
Mode S Code (Hex)
A4FFE0

Additional Details

Registration
N421FN
Serial Number
421C0493
Number of Engines
2
Number of Seats
8
Expiration Date
May 31, 2029
Last Action Date
August 4, 2023
Last Update Date
August 4, 2023
Unique ID
00991943

Last Known Position

Date
May 22, 2026 (UTC 23:07:31)
Airport
Latitude
33.071548
Longitude
-79.579748

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-15 01:32:20 UTC