# N621X: Avions Fairey TIPSY NIPPER T-66

- Status: Valid registration
- Airframe: [Avions Fairey TIPSY NIPPER T-66](https://openairdocs.org/model/avions-fairey-tipsy-nipper-t-66) (registry code 0941012, 1 seats)
- Engine: [Volkswagen CONVERSION](https://openairdocs.org/engine/volkswagen-conversion) (registry code 63501)
- Serial number: 46
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, showing compliance, exhibition
- Airworthiness date: July 22, 1980
- Certificate issued: June 17, 2015
- Expires: June 30, 2028
- Mode S code: A81C01
- Registered owner: [Kessler David K](https://openairdocs.org/faa-owner/KESSLER%20DAVID%20K)
- Location: [Mineral Wells, TX](https://openairdocs.org/faa-place/TX/Mineral%20Wells)
- Owner type: Individual
- Owner's area on the map: 32.8024° N, 98.1425° W: Placed by OpenAirDocs at the center of ZIP code 76067, 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=621X
- Page: https://openairdocs.org/aircraft/N621X

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 (Avions Fairey TIPSY NIPPER T-66)

None in force.

### Matched by engine (Volkswagen CONVERSION)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW92LA076](https://openairdocs.org/ntsb/FTW92LA076), Feb 29, 1992: Avions Fairey T-66 (N621X), Mineral Wells, TX, substantial damage. Probable cause: FUEL STARVATION DUE TO A CONTAMINATED FUEL FILTER. A FACTOR WAS THE SOFT TERRAIN.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19920229007939A](https://openairdocs.org/incident/19920229007939A), Feb 29, 1992: Amtr T66 (N621X), Mineral Wells, TX, Substantial damage. Took experimental T66 out of long storage. Engine quit on first flight. Found fuel filter clogged by preservative.

## 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 Avions Fairey TIPSY NIPPER T-66 aircraft: https://openairdocs.org/model/avions-fairey-tipsy-nipper-t-66/aircraft.md
- The Volkswagen CONVERSION engine: https://openairdocs.org/engine/volkswagen-conversion.md

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