N274MB - 1977 Cessna 421C Aircraft Registration

C421

1977 CESSNA 421C

Aircraft Description

N274MB is a 1977 Cessna 421C, a twin-engine reciprocating (piston) aircraft registered to Adams Aviation Services INC Trustee in Wilmington, DE. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on October 27, 2011. The registration certificate was issued on December 11, 2020. The registration is set to expire on December 31, 2027. Powered by a Cont Motor GTSIO-520-L engine producing 375 horsepower, N274MB is. The aircraft's Mode S transponder code is A2B66D (hex), used for ADS-B identification and flight tracking. N274MB was last tracked by AviatorDB at coordinates 27.0683, -102.8783 on March 24, 2026. The FAA registry record for N274MB was last updated on June 11, 2024. 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 N274MB. 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
1977
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
October 27, 2011
Classification
Standard Normal Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
December 11, 2020

Registered Owner

Name
ADAMS AVIATION SERVICES INC TRUSTEE
Address
108 W 13TH ST STE 105
City
WILMINGTON
State / Zip Code
Delaware19801-1145
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
GTSIO-520-L
Horsepower
375 HP
Mode S Code (Oct)
50533155
Mode S Code (Hex)
A2B66D

Additional Details

Registration
N274MB
Serial Number
421C0315
Number of Engines
2
Number of Seats
8
Expiration Date
December 31, 2027
Last Action Date
June 11, 2024
Last Update Date
June 11, 2024
Unique ID
00371461

Last Known Position

Date
May 4, 2026 (UTC 21:36:20)
Airport
Latitude
29.066849
Longitude
-110.604858

Data Source

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

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