The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4055T

N4055T is not currently registered. It was last assigned to a Balloon Works FIREFLY 7 built in 1980. The FAA cancelled the registration on January 30, 2021. The last status on file was "registration expired, pending cancellation".

Balloon Works FIREFLY 7 cancelled January 30, 2021

Serial number
10136
Type
Balloon · None
Year built
1980
Last status
Registration expired, pending cancellation
Certificate issued
July 15, 1981
Last FAA action
May 18, 2017
Last owner
King Gary D (Individual)
Des Moines, IA
Airworthiness
Standard · Balloon

NTSB accident and incident record under N4055T

CHI91LA292Accident on September 7, 1991 at Altoona, IA: serious injuries.

Aircraft on the NTSB record: Balloon Works FIREFLY X-7 · serial 10136

WEATHER EVALUATION MISJUDGED AND OVERCONFIDENCE IN PERSONAL ABILITY. A FACTOR RELATED TO THE ACCIDENT WAS HIGH WINDS.

A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site