# N37BK: Knowles William J KNOWLES-THORP KT-18, registration cancelled 2001-03-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 30, 2001
- Status when cancelled: Valid registration
- Airframe: [Knowles William J KNOWLES-THORP KT-18](https://openairdocs.org/model/knowles-william-j-knowles-thorp-kt-18) (registry code 05620YB)
- Serial number: 807
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 6, 2000
- Last registry action: June 6, 2000
- Mode S code: A43195
- Owners when cancelled: [Tucker John C Jr](https://openairdocs.org/faa-owner/TUCKER%20JOHN%20C%20JR), [Herring John W Sr](https://openairdocs.org/faa-owner/HERRING%20JOHN%20W%20SR)
- Location: [Opa Locka, FL](https://openairdocs.org/faa-place/FL/Opa%20Locka)
- Owner type: Partnership
- Owner's area on the map: 25.9080° N, 80.2575° W: Placed by OpenAirDocs at the center of ZIP code 33054, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N37BK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37BK
- Page: https://openairdocs.org/deregistered/N37BK-2001-03-30

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 Knowles William J KNOWLES-THORP KT-18: https://openairdocs.org/model/knowles-william-j-knowles-thorp-kt-18.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 ATL00LA095](https://openairdocs.org/ntsb/ATL00LA095), Sep 30, 2000: William J. Knowles KNOWLES-THORP KT-18 (N37BK), Opa-Locka, FL, destroyed, 2 fatal. Probable cause: The pilot's failure to maintain flying airspeed during initial climb, resulting in an inadvertent stall/spin.

## 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 20000930014569A](https://openairdocs.org/incident/20000930014569A), Sep 30, 2000: Amtr T18 (N37BK), Miami, FL, No damage, 2 fatal. (-23) A/c stalled and entered 1 turn spin after departing off 9L during initial climb at approx. 200' AGL.

## Other aircraft with N37BK

- [Registered now](https://openairdocs.org/aircraft/N37BK): Robinson Helicopter R44 II, S/N 10542, built 2004

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