# N20403: 1938 Welch OW5M, registration cancelled 1941-09-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 16, 1941
- Status when cancelled: Valid registration
- Airframe: [Welch OW5M](https://openairdocs.org/model/welch-ow5m) (registry code 0764607)
- Data sheets: [TCDS TC 637](https://openairdocs.org/tcds/TC%20637) (OpenAirDocs)
- Serial number: 135
- Year built: 1938
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 17, 1941
- Mode S code: A1A353
- Owner when cancelled: [Smith Edward Henry](https://openairdocs.org/faa-owner/SMITH%20EDWARD%20HENRY)
- Location: [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson)
- Owner type: Individual
- Owner's area on the map: 32.2170° N, 110.9713° W: Placed by OpenAirDocs at the center of ZIP code 85701, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N20403
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20403
- Page: https://openairdocs.org/deregistered/N20403-1941-09-16

From the FAA registry file of November 3, 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 Welch OW5M: https://openairdocs.org/model/welch-ow5m.md

## Other aircraft with N20403

- [Registered now](https://openairdocs.org/aircraft/N20403): Cessna 177B, S/N 17702669, built 1977

---
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.