# N505WJ: 2021 Head Balloons AX7-70R

- Status: Valid registration
- Airframe: [Head Balloons AX7-70R](https://openairdocs.org/model/head-balloons-ax7-70r) (registry code 4280104, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 494
- Year built: 2021
- Type: Balloon
- Engine type: None
- Airworthiness: Experimental, exhibition
- Airworthiness date: September 16, 2021
- Certificate issued: September 20, 2022
- Expires: September 30, 2029
- Mode S code: A64E80
- Registered owner: [Chain Of Events LLC](https://openairdocs.org/faa-owner/CHAIN%20OF%20EVENTS%20LLC)
- Location: [Sun City, AZ](https://openairdocs.org/faa-place/AZ/Sun%20City)
- Owner type: LLC
- Owner's area on the map: 33.6705° N, 112.3035° W: Placed by OpenAirDocs at the center of ZIP code 85373, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=505WJ
- Page: https://openairdocs.org/aircraft/N505WJ

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Head Balloons AX7-70R)

None in force.

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N505WJ.

## FAA accident and incident reports

None matched to N505WJ.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Head Balloons AX7-70R aircraft: https://openairdocs.org/model/head-balloons-ax7-70r/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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