N1421U - 1967 Cessna 421 Aircraft Registration

C21T

1967 CESSNA 421

Aircraft Description

N1421U is a 1967 Cessna 421, a twin-engine reciprocating (piston) aircraft registered to Aviation Services of Tn INC in Sparta, TN. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on December 26, 1967. The registration certificate was issued on October 20, 2021. The registration is set to expire on October 31, 2028. Powered by a Cont Motor GTSIO-520-C engine producing 340 horsepower, N1421U is. The aircraft's Mode S transponder code is A0ACAC (hex), used for ADS-B identification and flight tracking. N1421U was last tracked by AviatorDB at coordinates 35.9048, -86.3484 on February 28, 2026. The FAA registry record for N1421U was last updated on June 16, 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 N1421U. 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
1967
Manufacturer
CESSNA
Model
421
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C21T421 (turbine)
Cruise Speed
172 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
December 26, 1967
Classification
Standard Normal Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
October 20, 2021

Registered Owner

Name
AVIATION SERVICES OF TN INC
Address
748 AIRPORT RD
City
SPARTA
State / Zip Code
Tennessee38583-5239
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
GTSIO-520-C
Horsepower
340 HP
Mode S Code (Oct)
50126254
Mode S Code (Hex)
A0ACAC

Additional Details

Registration
N1421U
Serial Number
421-0046
Number of Engines
2
Number of Seats
8
Expiration Date
October 31, 2028
Last Action Date
June 16, 2023
Last Update Date
January 19, 2026
Unique ID
00601670

Last Known Position

Date
February 28, 2026 (UTC 18:48:16)
Airport
Latitude
35.904831
Longitude
-86.348419

Data Source

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

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