N421GW - 1974 Cessna 421B Aircraft Registration

C421

1974 CESSNA 421B

Aircraft Description

N421GW is a 1974 Cessna 421B, a twin-engine reciprocating (piston) aircraft registered to Grinnell Allen L in Derry, NH. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on March 6, 1975. The registration certificate was issued on April 15, 2016. The registration is set to expire on April 30, 2029. Powered by a Cont Motor GTSIO-520-C engine producing 340 horsepower, N421GW is. The aircraft's Mode S transponder code is A50001 (hex), used for ADS-B identification and flight tracking. N421GW was last tracked by AviatorDB near Fort Lauderdale Hollywood International Airport (KFLL) on March 21, 2026. The FAA registry record for N421GW was last updated on July 28, 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 N421GW. 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
1974
Manufacturer
CESSNA
Model
421B
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C421421 Executive Commuter
Cruise Speed
172 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
March 6, 1975
Classification
Standard Normal Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
April 15, 2016

Registered Owner

Name
GRINNELL ALLEN L
Address
20 ISLAND POND RD
City
DERRY
State / Zip Code
New Hampshire03038-4130
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)
51200001
Mode S Code (Hex)
A50001

Additional Details

Registration
N421GW
Serial Number
421B0873
Number of Engines
2
Number of Seats
8
Expiration Date
April 30, 2029
Last Action Date
July 28, 2023
Last Update Date
July 28, 2023
Unique ID
00663045

Last Known Position

Date
March 21, 2026 (UTC 19:38:30)
Airport
Latitude
39.419783
Longitude
-74.487244

Data Source

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

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