# N4415W: Squires William C BENSEN B80, registration cancelled 1991-04-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 30, 1991
- Status when cancelled: Triennial form not returned
- Airframe: [Squires William C BENSEN B80](https://openairdocs.org/model/squires-william-c-bensen-b80) (registry code 13001LN)
- Serial number: 15007
- Type of aircraft: Rotorcraft
- Certificate issued: September 24, 1985
- Last registry action: January 31, 1991
- Mode S code: A55170
- Owners when cancelled: [Derrick Kevin R DBA](https://openairdocs.org/faa-owner/DERRICK%20KEVIN%20R%20DBA), [Clam Copters](https://openairdocs.org/faa-owner/CLAM%20COPTERS)
- Location: [Wenatchee, WA](https://openairdocs.org/faa-place/WA/Wenatchee)
- Owner type: Individual
- Owner's area on the map: 47.4320° N, 120.3455° W: Placed by OpenAirDocs at the center of ZIP code 98801, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4415W
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4415W
- Page: https://openairdocs.org/deregistered/N4415W-1991-04-30

From the FAA registry file of November 7, 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 Squires William C BENSEN B80: https://openairdocs.org/model/squires-william-c-bensen-b80.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 DEN84LTI01](https://openairdocs.org/ntsb/DEN84LTI01), Oct 16, 1983: Benson B8M (N4415W), Libby, MT, 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 19831016060829A](https://openairdocs.org/incident/19831016060829A), Oct 16, 1983: Amtrbx BENSENB8M (N4415W), Libby, WA, Substantial damage. Engine overheated in the pattern. Retarded throttle. Gyroplane settled into trees. No pilot license or medical.

## Other aircraft with N4415W

- [Registered now](https://openairdocs.org/aircraft/N4415W): Gates Learjet 35A, S/N 229
- [Cancelled 1974-03-27](https://openairdocs.org/deregistered/N4415W-1974-03-27): Beech A36, S/N E-533, built 1974. Exported to Australia. Owner: [Moody Walter P](https://openairdocs.org/faa-owner/MOODY%20WALTER%20P), [Lock Haven, PA](https://openairdocs.org/faa-place/PA/Lock%20Haven)

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