# N3631: 1969 Cummins-Vancraft GC-1, registration cancelled 2011-07-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 6, 2011
- Status when cancelled: Revoked, canceled
- Airframe: [Cummins-Vancraft GC-1](https://openairdocs.org/model/cummins-vancraft-gc-1) (registry code 056028J)
- Engine: [Mcculloch 4318A&E/0-100](https://openairdocs.org/engine/mcculloch-4318a-e-0-100) (registry code 43101)
- Serial number: EC-1
- Year built: 1969
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Certificate issued: September 29, 1969
- Last registry action: January 14, 1977
- Mode S code: A419EC
- Owner when cancelled: [Cummins William E](https://openairdocs.org/faa-owner/CUMMINS%20WILLIAM%20E)
- Location: [Olympia, WA](https://openairdocs.org/faa-place/WA/Olympia)
- Owner type: Individual
- Owner's area on the map: 46.9785° N, 122.8759° W: Placed by OpenAirDocs at the center of ZIP code 98501, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3631
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3631
- Page: https://openairdocs.org/deregistered/N3631-2011-07-06

From the FAA registry file of October 28, 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 Cummins-Vancraft GC-1: https://openairdocs.org/model/cummins-vancraft-gc-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 SEA71FWD03](https://openairdocs.org/ntsb/SEA71FWD03), Jul 12, 1970: Vancraft GC-1 (N3631), Olympia, WA, destroyed, 1 fatal

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