N391TD - Clayhold Donald R Sportsman GS-2 Aircraft Registration

NAL2

CLAYHOLD DONALD R SPORTSMAN GS-2

Aircraft Description

N391TD is a Clayhold Donald R SPORTSMAN GS-2, a single-engine reciprocating (piston) aircraft registered to Berglee Seth in Bigfork, MT. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on July 18, 2009. The registration certificate was issued on March 22, 2023. The registration is set to expire on March 31, 2030. Powered by a Superior XP-360 engine producing 170 horsepower, N391TD is. The aircraft's Mode S transponder code is A4882D (hex), used for ADS-B identification and flight tracking. N391TD was last tracked by AviatorDB at coordinates 45.6994, -110.4480 on July 27, 2025. The FAA registry record for N391TD was last updated on March 22, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Clayhold Donald R is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Clayhold Donald R aircraft currently registered in the FAA database, including the SPORTSMAN GS-2 model.

AviatorDB has found no NTSB accident or incident reports involving N391TD. 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
CLAYHOLD DONALD R
Model
SPORTSMAN GS-2
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
NAL2NALLA-2 Hansa
Weight Class
Up to 12,500 lbs
Airworthiness Date
July 18, 2009
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
March 22, 2023

Registered Owner

Name
BERGLEE SETH
Address
27515 BROKEN LEG RD
City
BIGFORK
State / Zip Code
Montana59911-6783
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
SUPERIOR
Engine Model
XP-360
Horsepower
170 HP
Mode S Code (Oct)
51104055
Mode S Code (Hex)
A4882D

Additional Details

Registration
N391TD
Serial Number
7041
Number of Engines
1
Number of Seats
2
Expiration Date
March 31, 2030
Last Action Date
March 22, 2023
Last Update Date
January 19, 2026
Unique ID
01017634

Last Known Position

Date
July 27, 2025 (UTC 18:05:47)
Airport
Latitude
45.699402
Longitude
-110.447998

Data Source

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

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