# N9633R: 1959 Beech G18S, registration cancelled 1981-01-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 5, 1981
- Status when cancelled: Sale reported
- Airframe: [Beech G18S](https://openairdocs.org/model/beech-g18s) (registry code 1151010)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765) (OpenAirDocs)
- Serial number: BA-479
- Year built: 1959
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Last registry action: January 10, 1981
- Mode S code: AD6A1C
- Location: [Pontiac, MI](https://openairdocs.org/faa-place/MI/Pontiac)
- Owner type: Individual
- Owner's area on the map: 42.7704° N, 82.5290° W: Placed by OpenAirDocs at the center of ZIP code 48054, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9633R
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9633R
- Page: https://openairdocs.org/deregistered/N9633R-1981-01-05

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 G18S: https://openairdocs.org/model/beech-g18s.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 CHI77FA024](https://openairdocs.org/ntsb/CHI77FA024), Jan 20, 1977: Beech G18S (N9633R), Youngstown, OH, substantial damage

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19770120010799A](https://openairdocs.org/incident/19770120010799A), Jan 20, 1977: Beech G18S (N9633R), Youngstown, OH, Substantial damage. Pilot had limited use of legs as a result of a prior loss of control in same type aircraft.

---
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.