# N4307C: 1955 Champion 7EC, registration cancelled 2021-10-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 30, 2021
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Champion 7EC](https://openairdocs.org/model/champion-7ec) (registry code 21101NM)
- Engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009)
- Data sheets: [TCDS A-759](https://openairdocs.org/tcds/A-759), [TCDS E-252](https://openairdocs.org/tcds/E-252) (OpenAirDocs)
- Serial number: 7EC-307
- Year built: 1955
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: April 23, 1956
- Certificate issued: July 17, 2012
- Last registry action: February 14, 2018
- Mode S code: A5266E
- Owner when cancelled: [Screws Harlan D](https://openairdocs.org/faa-owner/SCREWS%20HARLAN%20D)
- Location: [Vernon, TX](https://openairdocs.org/faa-place/TX/Vernon)
- Owner type: Individual
- Owner's area on the map: 34.1413° N, 99.3188° W: Placed by OpenAirDocs at the center of ZIP code 76384, within about 12 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4307C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4307C
- Page: https://openairdocs.org/deregistered/N4307C-2021-10-30

From the FAA registry file of November 12, 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 Champion 7EC: https://openairdocs.org/model/champion-7ec.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 DEN72DQD19](https://openairdocs.org/ntsb/DEN72DQD19), Dec 12, 1971: Champion 7EC (N4307C), Montoya, NM, substantial damage

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