# N4245: 1971 Wilson BENSEN B8M, registration cancelled 2012-11-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 7, 2012
- Status when cancelled: Sale reported, canceled
- Airframe: [Wilson BENSEN B8M](https://openairdocs.org/model/wilson-bensen-b8m) (registry code 1300417)
- Engine: [Mcculloch 4318A&E/0-100](https://openairdocs.org/engine/mcculloch-4318a-e-0-100) (registry code 43101)
- Serial number: 1
- Year built: 1971
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Last registry action: January 14, 1977
- Mode S code: A50D82
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Individual
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4245
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4245
- Page: https://openairdocs.org/deregistered/N4245-2012-11-07

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 Wilson BENSEN B8M: https://openairdocs.org/model/wilson-bensen-b8m.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 LAX76DUM11](https://openairdocs.org/ntsb/LAX76DUM11), Nov 8, 1975: Bensen B8M (N4245), San Diego, CA, destroyed

## 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 19751108035659A](https://openairdocs.org/incident/19751108035659A), Nov 8, 1975: Amtr 1300441 (N4245), San Diego, CA, Destroyed. Pilot failed to remove wedge spacer in rotor head bfor flt. Float equipped gyro.

---
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.