# N597H: Butler BLACK HAWK, registration cancelled 1931-10-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 15, 1931
- Status when cancelled: Valid registration
- Airframe: [Butler BLACK HAWK](https://openairdocs.org/model/butler-black-hawk) (registry code 1720102)
- Data sheets: [TCDS ATC 135](https://openairdocs.org/tcds/ATC%20135) (OpenAirDocs)
- Serial number: 108
- Type of aircraft: Fixed wing single engine
- Certificate issued: January 7, 1930
- Mode S code: A7B817
- Owner when cancelled: [Garland Aircraft Corp](https://openairdocs.org/faa-owner/GARLAND%20AIRCRAFT%20CORP)
- Location: [Tulsa, OK](https://openairdocs.org/faa-place/OK/Tulsa)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N597H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=597H
- Page: https://openairdocs.org/deregistered/N597H-1931-10-15

From the FAA registry file of November 7, 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 Butler BLACK HAWK: https://openairdocs.org/model/butler-black-hawk.md

## Other aircraft with N597H

- [Cancelled 2013-04-25](https://openairdocs.org/deregistered/N597H-2013-04-25): Enstrom F-28C, S/N 367, built 1977. Registration expired, pending cancellation. Owner: [Wood W Graham DBA](https://openairdocs.org/faa-owner/WOOD%20W%20GRAHAM%20DBA), [Redstone, AL](https://openairdocs.org/faa-place/AL/Redstone)

---
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.