# N5595: 1976 Nall COUGAR-1, registration cancelled 2015-05-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 15, 2015
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Nall COUGAR-1](https://openairdocs.org/model/nall-cougar-1) (registry code 6250210)
- Engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506)
- Data sheets: [TCDS E-229](https://openairdocs.org/tcds/E-229) (OpenAirDocs)
- Serial number: 2-1
- Year built: 1976
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 14, 1980
- Certificate issued: April 14, 1982
- Last registry action: July 21, 2009
- Mode S code: A723E1
- Owner when cancelled: [Cowan Carl G](https://openairdocs.org/faa-owner/COWAN%20CARL%20G)
- Location: [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)
- Owner type: Individual
- Owner's area on the map: 29.9933° N, 95.3551° W: Placed by OpenAirDocs at the center of ZIP code 77032, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N5595
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5595
- Page: https://openairdocs.org/deregistered/N5595-2015-05-15

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Nall COUGAR-1: https://openairdocs.org/model/nall-cougar-1.md

## 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 FTW79DPJ11](https://openairdocs.org/ntsb/FTW79DPJ11), Apr 15, 1979: Cougar 1976 (N5595), Ardmore, OK, substantial damage

## 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 19790415006809A](https://openairdocs.org/incident/19790415006809A), Apr 15, 1979: Amtrev COUGAR1 (N5595), Ardmore, OK, Substantial damage. Pilot was not familiar with the vernier throttle. Lost directional control on touch and go landing.

## Other aircraft with N5595

- [Cancelled 1928-08-24](https://openairdocs.org/deregistered/N5595-1928-08-24): Curtiss Wright JN4C, S/N 125. Owner: [Keller Henry C](https://openairdocs.org/faa-owner/KELLER%20HENRY%20C), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago)

---
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.