N4MZ - Cessna 421C Aircraft Registration

C421

CESSNA 421C

Aircraft Description

N4MZ is a Cessna 421C, a twin-engine reciprocating (piston) aircraft registered to Bank of Utah Trustee in Salt Lake City, UT. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on February 20, 1980. The registration certificate was issued on September 27, 2023. The registration is set to expire on September 30, 2030. The aircraft is configured with 8 seats. The aircraft's Mode S transponder code is A4A91A (hex), used for ADS-B identification and flight tracking. N4MZ was last tracked by AviatorDB near Del Norte International Airport (MMAN) on February 23, 2026. The FAA registry record for N4MZ was last updated on September 27, 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 N4MZ. 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
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
February 20, 1980
Classification
Standard Normal Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
September 27, 2023

Registered Owner

Name
BANK OF UTAH TRUSTEE
Address
50 S 200 E STE 110
City
SALT LAKE CITY
State / Zip Code
Utah84111-1617
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Mode S Code (Oct)
51124432
Mode S Code (Hex)
A4A91A

Additional Details

Registration
N4MZ
Serial Number
421C0829
Number of Engines
2
Number of Seats
8
Expiration Date
September 30, 2030
Last Action Date
September 27, 2023
Last Update Date
September 27, 2023
Unique ID
00593457

Last Known Position

Date
February 23, 2026 (UTC 15:54:45)
Airport
Latitude
25.775482
Longitude
-98.32901

Data Source

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

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