# N91935: Douglas AD-4N

- Status: Valid registration
- Airframe: [Douglas AD-4N](https://openairdocs.org/model/douglas-ad-4n) (registry code 3026012, 2 seats)
- Data sheets: [TCDS A1GL](https://openairdocs.org/tcds/A1GL) (Kal-Aero Inc.) (OpenAirDocs)
- Serial number: 124156
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, exhibition
- Airworthiness date: April 19, 1979
- Certificate issued: November 17, 1988
- Expires: January 31, 2029
- Mode S code: ACBAF9
- Registered owner: [West Indies Investments Ltd](https://openairdocs.org/faa-owner/WEST%20INDIES%20INVESTMENTS%20LTD)
- Location: [Troy, AL](https://openairdocs.org/faa-place/AL/Troy)
- Owner type: Corporation
- Owner's area on the map: 31.9112° N, 85.8981° W: Placed by OpenAirDocs at the center of ZIP code 36081, 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=91935
- Page: https://openairdocs.org/aircraft/N91935

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 (Douglas AD-4N)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N91935.

## FAA accident and incident reports

None matched to N91935.

## 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 N91935

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N91935 before.

- [Cancelled 1965-05-25](https://openairdocs.org/deregistered/N91935-1965-05-25): Piper J3C-65, S/N 16350, built 1946. Owner: [Sargent William E](https://openairdocs.org/faa-owner/SARGENT%20WILLIAM%20E), [Blythe, CA](https://openairdocs.org/faa-place/CA/Blythe)

## Related

- Other Douglas AD-4N aircraft: https://openairdocs.org/model/douglas-ad-4n/aircraft.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.