N3121W - 1973 Beech 58 Aircraft Registration

B58T

1973 BEECH 58

Aircraft Description

N3121W is a 1973 Beech 58, a twin-engine reciprocating (piston) aircraft registered to Alpha Dog Aviation LLC in Marco Island, FL. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on November 20, 1973. The registration certificate was issued on March 9, 2023. The registration is set to expire on March 31, 2030. Powered by a Cont Motor IO 520 SERIES engine producing 285 horsepower, N3121W is. The aircraft's Mode S transponder code is A350CF (hex), used for ADS-B identification and flight tracking. N3121W was last tracked by AviatorDB at coordinates 31.1082, -81.4034 on March 20, 2026. The FAA registry record for N3121W was last updated on March 9, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Beechcraft Baron 58 became one of general aviation's most successful light twin-engine aircraft, establishing itself as the preferred choice for owner-operated business aviation. First flown on June 23, 1969, it was a low-wing twin-engine monoplane powered by two Continental IO-520 piston engines, each producing 285 horsepower, with seating for four to six passengers. Spanning 37 feet 10 inches with an overall length of 29 feet 10 inches, the aircraft achieved a cruising speed of 200 miles per hour and a range exceeding 1,000 miles. Originally manufactured by Beech Aircraft Corporation, production continued for 34 years until 2004. AviatorDB tracks 18,376 Beech aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is BE58.

AviatorDB has found no NTSB accident or incident reports involving N3121W. 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
1973
Manufacturer
BEECH
Model
58
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
B58T58P Pressurized Baron
Cruise Speed
165 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
November 20, 1973
Classification
Standard Normal Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
March 9, 2023

Registered Owner

Name
ALPHA DOG AVIATION LLC
Address
1139 SAN MARCO RD
City
MARCO ISLAND
State / Zip Code
Florida34145-5055
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
IO 520 SERIES
Horsepower
285 HP
Mode S Code (Oct)
50650317
Mode S Code (Hex)
A350CF

Additional Details

Registration
N3121W
Serial Number
TH-410
Number of Engines
2
Number of Seats
6
Expiration Date
March 31, 2030
Last Action Date
March 9, 2023
Last Update Date
January 19, 2026
Unique ID
00751453

Last Known Position

Date
May 11, 2026 (UTC 20:40:43)
Airport
Latitude
26.031052
Longitude
-81.678116

Data Source

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

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