# N78691: 1944 Noorduyn UC-64A

- Status: Valid registration
- Airframe: [Noorduyn UC-64A](https://openairdocs.org/model/noorduyn-uc-64a) (registry code 6330204, 9 seats)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Serial number: 637
- Year built: 1944
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: December 8, 2005
- Certificate issued: August 2, 2016
- Expires: August 31, 2029
- Mode S code: AAAA7D
- Registered owner: [Renfro Michael Wade](https://openairdocs.org/faa-owner/RENFRO%20MICHAEL%20WADE)
- Location: [Bethel, AK](https://openairdocs.org/faa-place/AK/Bethel)
- Owner type: Individual
- Owner's area on the map: 60.7633° N, 161.8694° W: Placed by OpenAirDocs at the center of ZIP code 99559, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=78691
- Page: https://openairdocs.org/aircraft/N78691

From the FAA registry file of October 27, 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 Pratt & Whitney R1340 model are included.

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

### Matched by airframe (Noorduyn UC-64A)

None in force.

### Matched by engine (Pratt & Whitney R1340 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N78691.

## FAA accident and incident reports

None matched to N78691.

## 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 N78691

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N78691 before.

- [Cancelled 1988-08-12](https://openairdocs.org/deregistered/N78691-1988-08-12): Cessna 172K, S/N 17257721. N-number assigned, not yet registered

## Related

- Other Noorduyn UC-64A aircraft: https://openairdocs.org/model/noorduyn-uc-64a/aircraft.md
- The Pratt & Whitney R1340 series engine: https://openairdocs.org/engine/pratt-whitney-r1340-series.md

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