# N964J: 1999 Heideberg Designs 1999 EXPRESS

- Status: Valid registration
- Airframe: [Heideberg Designs 1999 EXPRESS](https://openairdocs.org/model/heideberg-designs-1999-express) (registry code 059029W, 2 seats)
- Engine: [Rotax 503DC](https://openairdocs.org/engine/rotax-503dc) (registry code 55582)
- Serial number: HD 99024 EX
- Year built: 1999
- Type: Powered parachute
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: December 10, 2017
- Certificate issued: May 5, 2016
- Expires: May 31, 2029
- Mode S code: AD6BCA
- Registered owner: [Williamson Lee](https://openairdocs.org/faa-owner/WILLIAMSON%20LEE)
- Location: [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin)
- Owner type: Individual
- Owner's area on the map: 36.7254° N, 86.5646° W: Placed by OpenAirDocs at the center of ZIP code 42134, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=964J
- Page: https://openairdocs.org/aircraft/N964J

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 (Heideberg Designs 1999 EXPRESS)

None in force.

### Matched by engine (Rotax 503DC)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N964J.

## FAA accident and incident reports

None matched to N964J.

## 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.

## Earlier aircraft with N964J

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N964J before.

- [Cancelled 1972-10-05](https://openairdocs.org/deregistered/N964J-1972-10-05): Cessna 140, S/N 8692. Owner: [Mclaughlin Gerald](https://openairdocs.org/faa-owner/MCLAUGHLIN%20GERALD)

## Related

- Other Heideberg Designs 1999 EXPRESS aircraft: https://openairdocs.org/model/heideberg-designs-1999-express/aircraft.md
- The Rotax 503DC engine: https://openairdocs.org/engine/rotax-503dc.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.