N21SS - 1978 Cessna 421C Aircraft Registration

C421

1978 CESSNA 421C

Aircraft Description

N21SS is a 1978 Cessna 421C, a twin-engine reciprocating (piston) aircraft registered to Midwest Corporate Air INC in Bellefontaine, OH. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on June 2, 1998. The registration certificate was issued on February 18, 2025. The registration is set to expire on February 29, 2032. Powered by a Cont Motor GTSIO-520 SER engine producing 300 horsepower, N21SS is. The aircraft's Mode S transponder code is A1B8CA (hex), used for ADS-B identification and flight tracking. N21SS was last tracked by AviatorDB at coordinates 40.6925, -74.1687 on November 22, 2024. The FAA registry record for N21SS was last updated on February 18, 2025. 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 N21SS. 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
June 2, 1998
Classification
Standard Normal Category
Type Registration
Co-Owned
Status
Valid Registration
Cert Issue Date
February 18, 2025

Registered Owner

Name
MIDWEST CORPORATE AIR INC
Address
PO BOX 87
City
BELLEFONTAINE
State / Zip Code
Ohio43311-0087
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
GTSIO-520 SER
Horsepower
300 HP
Mode S Code (Oct)
50334312
Mode S Code (Hex)
A1B8CA

Additional Details

Registration
N21SS
Serial Number
421C0473
Number of Engines
2
Number of Seats
8
Expiration Date
February 29, 2032
Last Action Date
February 18, 2025
Last Update Date
January 19, 2026
Unique ID
00475052

Last Known Position

Date
November 22, 2024 (UTC 15:54:59)
Airport
Latitude
40.692501
Longitude
-74.168701

Data Source

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

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