# N4042D — BALLOON WORKS FIREFLY 7
> **1978** Balloon · None · Owner: MILE HIGH AERONAUTS INC · LITTLETON, CO
## Aircraft
- **N-Number:** N4042D
- **Serial Number:** 7855
- **Manufacturer:** BALLOON WORKS
- **Model:** FIREFLY 7
- **Year manufactured:** 1978
- **Type:** Balloon
- **Engine type:** None (00 engines)
- **Seats:** 001
- **Weight class:** CLASS 1
- **Mode S code (hex):** `A4BE1F`
## Owner
- **Name:** MILE HIGH AERONAUTS INC
- **Type of registrant:** Corporation
- **Location:** LITTLETON, CO 80161, US
## Registration
- **Status:** Valid
- **Certificate issued:** 1979-02-12
- **Last action:** 2023-08-18
- **Expiration:** 2029-07-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4042D)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=a4be1f)
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