# N37236: Interstate S-1A, registration cancelled 1971-09-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 21, 1971
- Status when cancelled: Valid registration
- Airframe: [Interstate S-1A](https://openairdocs.org/model/interstate-s-1a) (registry code 1850202)
- Data sheets: [TCDS A-737](https://openairdocs.org/tcds/A-737) (OpenAirDocs)
- Serial number: 79
- Type of aircraft: Fixed wing single engine
- Certificate issued: October 2, 1963
- Mode S code: A43E19
- Owner when cancelled: [Ward Arthur G](https://openairdocs.org/faa-owner/WARD%20ARTHUR%20G)
- Location: [Port Townsend, WA](https://openairdocs.org/faa-place/WA/Port%20Townsend)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N37236
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37236
- Page: https://openairdocs.org/deregistered/N37236-1971-09-21

From the FAA registry file of November 5, 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 Interstate S-1A: https://openairdocs.org/model/interstate-s-1a.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 SEA67F0156](https://openairdocs.org/ntsb/SEA67F0156), Aug 7, 1966: Interstate S-1A (N37236), Pt.Townsend, WA, destroyed

## Other aircraft with N37236

- [Registered now](https://openairdocs.org/aircraft/N37236): Beech A36TC, S/N EA202, built 1981

---
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.