N831J - 1999 Sergent Don L Great Lakes 2T1A Aircraft Registration

1999 SERGENT DON L GREAT LAKES 2T1A

Aircraft Description

N831J is a 1999 Sergent Don L GREAT LAKES 2T1A, a single-engine reciprocating (piston) aircraft registered to Madshack Aeroviation LLC in Reston, VA. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on September 8, 1999. The registration certificate was issued on August 23, 2023. The registration is set to expire on August 31, 2030. Powered by a Ama/expr UNKNOWN ENG engine, N831J is. The aircraft's Mode S transponder code is AB5CD9 (hex), used for ADS-B identification and flight tracking. N831J was last tracked by AviatorDB at coordinates 26.1973, -80.1707 on November 24, 2024. The FAA registry record for N831J was last updated on September 22, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Sergent Don L is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 3 Sergent Don L aircraft currently registered in the FAA database, including the GREAT LAKES 2T1A model.

AviatorDB has found no NTSB accident or incident reports involving N831J. 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
1999
Manufacturer
SERGENT DON L
Model
GREAT LAKES 2T1A
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
September 8, 1999
Classification
Experimental 2 Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
August 23, 2023

Registered Owner

Name
MADSHACK AEROVIATION LLC
Address
C/O HYLAND LAW PLLC
11710 PLAZA AMERICA DR STE 160
City
RESTON
State / Zip Code
Virginia20190-4756
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
AMA/EXPR
Engine Model
UNKNOWN ENG
Mode S Code (Oct)
52656331
Mode S Code (Hex)
AB5CD9

Additional Details

Registration
N831J
Serial Number
9712-3-647
Number of Engines
1
Number of Seats
2
Expiration Date
August 31, 2030
Last Action Date
September 22, 2025
Last Update Date
January 19, 2026
Unique ID
00066911

Last Known Position

Date
November 24, 2024 (UTC 16:19:21)
Airport
Latitude
26.1973
Longitude
-80.1707

Data Source

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

Last updated: 2026-06-15 01:32:20 UTC