# N99178: 1946 Engineering & Research ERCOUPE 415-C, registration cancelled 2018-04-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 6, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Engineering & Research ERCOUPE 415-C](https://openairdocs.org/model/engineering-research-ercoupe-415-c) (registry code 0420312)
- Engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008)
- Data sheets: [TCDS E-233](https://openairdocs.org/tcds/E-233) (OpenAirDocs)
- Serial number: 1801
- Year built: 1946
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: July 8, 1956
- Certificate issued: March 14, 1978
- Last registry action: March 13, 2014
- Mode S code: ADD9C8
- Owner when cancelled: [Smith Gerald L](https://openairdocs.org/faa-owner/SMITH%20GERALD%20L)
- Location: [Collinsville, OK](https://openairdocs.org/faa-place/OK/Collinsville)
- Owner type: Individual
- Owner's area on the map: 36.3788° N, 95.8458° W: Placed by OpenAirDocs at the center of ZIP code 74021, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N99178
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=99178
- Page: https://openairdocs.org/deregistered/N99178-2018-04-06

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 Engineering & Research ERCOUPE 415-C: https://openairdocs.org/model/engineering-research-ercoupe-415-c.md

---
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.