# N51CS: Beech E18S, registration cancelled 1971-12-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 14, 1971
- Status when cancelled: Valid registration
- Airframe: [Beech E18S](https://openairdocs.org/model/beech-e18s) (registry code 1151006)
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765) (OpenAirDocs)
- Serial number: BA211
- Type of aircraft: Fixed wing multi engine
- Certificate issued: May 21, 1970
- Mode S code: A65F59
- Owner when cancelled: [Air North Inc](https://openairdocs.org/faa-owner/AIR%20NORTH%20INC)
- Location: [South Burlington, VT](https://openairdocs.org/faa-place/VT/South%20Burlington)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N51CS
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51CS
- Page: https://openairdocs.org/deregistered/N51CS-1971-12-14

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 Beech E18S: https://openairdocs.org/model/beech-e18s.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 DCA72AZ004](https://openairdocs.org/ntsb/DCA72AZ004), Oct 21, 1971: Beech E18S (N51CS), Peoria, IL, destroyed, 16 fatal

## Other aircraft with N51CS

- [Cancelled 2013-04-18](https://openairdocs.org/deregistered/N51CS-2013-04-18): Strauss RV-3, S/N CCS111-15, built 1976. Registration expired, pending cancellation. Owner: [Strauss Clifford C](https://openairdocs.org/faa-owner/STRAUSS%20CLIFFORD%20C), [Coplay, PA](https://openairdocs.org/faa-place/PA/Coplay)

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