# N444: 1938 Cunningham Hall PT-6F

- Status: Valid registration
- Airframe: [Cunningham Hall PT-6F](https://openairdocs.org/model/cunningham-hall-pt-6f) (registry code 2580104, 6 seats)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Data sheets: [TCDS ATC 177](https://openairdocs.org/tcds/ATC%20177) (Cunningham Hall Aircraft Corp.) (OpenAirDocs)
- Serial number: 381
- Year built: 1938
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: July 22, 1998
- Certificate issued: April 29, 2024
- Expires: April 30, 2031
- Mode S code: A55978
- Registered owner: [Western Antique Aeroplane & Automobile Museum](https://openairdocs.org/faa-owner/WESTERN%20ANTIQUE%20AEROPLANE%20%26%20AUTOMOBILE%20MUSEUM)
- Location: [Hood River, OR](https://openairdocs.org/faa-place/OR/Hood%20River)
- Owner type: Corporation
- Owner's area on the map: 45.6068° N, 121.6023° W: Placed by OpenAirDocs at the center of ZIP code 97031, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=444
- Page: https://openairdocs.org/aircraft/N444

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 Pratt & Whitney R-985 model are included.

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

### Matched by airframe (Cunningham Hall PT-6F)

None in force.

### Matched by engine (Pratt & Whitney R-985 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N444.

## FAA accident and incident reports

None matched to N444.

## Reports on N444 not matched to an aircraft (1)

They name N444, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19790410010729I](https://openairdocs.org/incident/19790410010729I), Apr 10, 1979: Boeing 727 (N444), Chicago, IL. Lost hydraulic quantity in flight due to a hole in section 48 hydraulic line.

## 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 (Cunningham Hall PT-6F)

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

## Earlier aircraft with N444

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N444 before.

- [Cancelled 1930-05-07](https://openairdocs.org/deregistered/N444-1930-05-07): W Parker Perry P1, S/N P-1. Owner: [Perry W Parker](https://openairdocs.org/faa-owner/PERRY%20W%20PARKER), [Trenton, NJ](https://openairdocs.org/faa-place/NJ/Trenton)

## Related

- Other Cunningham Hall PT-6F aircraft: https://openairdocs.org/model/cunningham-hall-pt-6f/aircraft.md
- The Pratt & Whitney R-985 series engine: https://openairdocs.org/engine/pratt-whitney-r-985-series.md

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