N421MT - 1979 Thunder Balloons Limited AX7-77 Aircraft Registration

1979 THUNDER BALLOONS LIMITED AX7-77

Aircraft Description

N421MT is a 1979 Thunder Balloons Limited AX7-77, a none aircraft registered to Wind Surfer Ballooning LLC in Carlisle, IA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on April 18, 1979. The registration certificate was issued on March 24, 2020. The registration is set to expire on March 31, 2030. Powered by a None NONE engine, N421MT is. The aircraft's Mode S transponder code is A5007B (hex), used for ADS-B identification and flight tracking. The FAA registry record for N421MT was last updated on October 13, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Thunder Balloons Limited is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 14 Thunder Balloons Limited aircraft currently registered in the FAA database, including the AX7-77 model.

AviatorDB has found no NTSB accident or incident reports involving N421MT. 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
1979
Manufacturer
THUNDER BALLOONS LIMITED
Model
AX7-77
Type Aircraft
Balloon
Cruise Speed
22 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 18, 1979
Classification
Standard Balloon Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
March 24, 2020

Registered Owner

Name
WIND SURFER BALLOONING LLC
Address
3002 183RD AVE
City
CARLISLE
State / Zip Code
Iowa50047-5456
Country
United States

Powerplant & Avionics

Engine Type
None
Number of Engines
Engine Manufacturer
NONE
Engine Model
NONE
Mode S Code (Oct)
51200173
Mode S Code (Hex)
A5007B

Additional Details

Registration
N421MT
Serial Number
180
Number of Engines
Number of Seats
4
Expiration Date
March 31, 2030
Last Action Date
October 13, 2023
Last Update Date
January 19, 2026
Unique ID
00021694

Data Source

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

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