Balloon

N4042D

1978 Balloon Works Firefly 7

Registered No accidents on file
Built
1978
Serial
7855
Class
Balloon
Engines
None NONE
Status
Current as of October 2026
Registered owner
Mile High Aeronauts Inc (Corporation)
Based
Littleton, CO
Registration record

N4042D on the FAA register

Type
1978 Balloon Works Firefly 7
Serial
7855
Engines
None NONE
Registered owner
Mile High Aeronauts Inc
Littleton, CO
Certificate issued
1979-02-12
Airworthiness date
—
Registration expires
2029-07-31
Airworthiness class
Standard
Mode S (hex)
A4BE1F
Mode S (octal)
51137037
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-07-31
    Registration expires (renewal due).
  • 1979-02-12
    Certificate of registration issued as N4042D to the current registrant.
  • 1978
    Manufactured (1978).
  • 1957-11-18
    N4042D previously assigned to a Cessna 182A Skylane / 182 Skylane (s/n 34742); cancelled.
Overview

About N4042D

N4042D is a 1978 Balloon Works Firefly 7, serial number 7855. The FAA register lists Mile High Aeronauts Inc as the registrant in Littleton, Colorado. The current certificate of registration was issued on February 12, 1979 and expires on July 31, 2029.

The FAA aircraft reference file describes the type as a balloon and 1 seats. Its airworthiness certificate is standard category.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4042D.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4042D.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Colorado· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.