N123SM - 1968 Cessna 421 Aircraft Registration

C21T

1968 CESSNA 421

Aircraft Description

N123SM is a 1968 Cessna 421, a twin-engine reciprocating (piston) aircraft registered to Fernair LLC in Houston, TX. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on December 31, 1968. The registration certificate was issued on January 2, 2019. The registration is set to expire on January 31, 2029. Powered by a Cont Motor GTSIO-520-C engine producing 340 horsepower, N123SM is. The aircraft's Mode S transponder code is A06073 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N123SM was last updated on July 7, 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 N123SM. 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
1968
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 31, 1968
Classification
Standard Normal Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
January 2, 2019

Registered Owner

Name
FERNAIR LLC
Address
4930 ELLA BLVD
City
HOUSTON
State / Zip Code
Texas77018-1926
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)
50060163
Mode S Code (Hex)
A06073

Additional Details

Registration
N123SM
Serial Number
421-0193
Number of Engines
2
Number of Seats
8
Expiration Date
January 31, 2029
Last Action Date
July 7, 2023
Last Update Date
July 7, 2023
Unique ID
00960430

Data Source

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

Last updated: 2026-04-01 01:32:20 UTC