# N647N: Davis D-1-66

- Status: Valid registration
- Airframe: [Davis D-1-66](https://openairdocs.org/model/davis-d-1-66) (registry code 2740508, 2 seats)
- Engine: [Leblond 85 series](https://openairdocs.org/engine/leblond-85-series) (registry code 39102)
- Data sheets: [TCDS ATC 317](https://openairdocs.org/tcds/ATC%20317) (Davis Aircraft Corporation) (OpenAirDocs)
- Serial number: 301
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Certificate issued: May 22, 2015
- Expires: May 31, 2028
- Mode S code: A88068
- Registered owner: [Lerille Red](https://openairdocs.org/faa-owner/LERILLE%20RED)
- Location: [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette)
- Owner type: Individual
- Owner's area on the map: 30.1718° N, 92.0545° W: Placed by OpenAirDocs at the center of ZIP code 70503, 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=647N
- Page: https://openairdocs.org/aircraft/N647N

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. The registry lists only the engine series, so ADs for every Leblond 85 model are included.

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

### Matched by airframe (Davis D-1-66)

None in force.

### Matched by engine (Leblond 85 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N647N.

## FAA accident and incident reports

None matched to N647N.

## 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) (1)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Davis D-1-66)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC

## Related

- Other Davis D-1-66 aircraft: https://openairdocs.org/model/davis-d-1-66/aircraft.md
- The Leblond 85 series engine: https://openairdocs.org/engine/leblond-85-series.md

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