# N529: 2002 Ostroth D David VELOCITY FG

- Status: Valid registration
- Airframe: [Ostroth D David VELOCITY FG](https://openairdocs.org/model/ostroth-d-david-velocity-fg) (registry code 056109I, 4 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: DMO346
- Year built: 2002
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Velocity Inc VELOCITY
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 12, 2002
- Certificate issued: June 12, 2019
- Expires: June 30, 2029
- Mode S code: A6AA5C
- Registered owner: [Gehlhausen Joseph F](https://openairdocs.org/faa-owner/GEHLHAUSEN%20JOSEPH%20F)
- Location: [Marion, IN](https://openairdocs.org/faa-place/IN/Marion)
- Owner type: Individual
- Owner's area on the map: 40.5998° N, 85.6288° W: Placed by OpenAirDocs at the center of ZIP code 46952, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=529
- Page: https://openairdocs.org/aircraft/N529

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 (Ostroth D David VELOCITY FG)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N529.

## FAA accident and incident reports

None matched to N529.

## 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 N529

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N529 before.

- [Cancelled 1993-06-15](https://openairdocs.org/deregistered/N529-1993-06-15): Knepp AERO-KART, S/N K002. Sale reported. Owner: [Gilbertsville, PA](https://openairdocs.org/faa-place/PA/Gilbertsville)
- [Cancelled 1976-04-24](https://openairdocs.org/deregistered/N529-1976-04-24): Knepp AERO-KART, S/N K001. Owner: [Knepp Bryon L](https://openairdocs.org/faa-owner/KNEPP%20BRYON%20L), [Gilbertsville, PA](https://openairdocs.org/faa-place/PA/Gilbertsville)

## Related

- Other Ostroth D David VELOCITY FG aircraft: https://openairdocs.org/model/ostroth-d-david-velocity-fg/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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