# N509B: 2023 William Craven CCK-2000

- Status: Valid registration
- Airframe: [William Craven CCK-2000](https://openairdocs.org/model/william-craven-cck-2000) (registry code 05641QB, 2 seats)
- Engine: [Lycoming CC363I](https://openairdocs.org/engine/lycoming-cc363i) (registry code 41465)
- Serial number: CCK-2000-0116
- Year built: 2023
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Cub Crafters Inc CCK-2000
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 16, 2023
- Certificate issued: April 6, 2023
- Expires: April 30, 2030
- Mode S code: A65B78
- Registered owner: [Winthrop Aviation LLC](https://openairdocs.org/faa-owner/WINTHROP%20AVIATION%20LLC)
- Location: [Winthrop, WA](https://openairdocs.org/faa-place/WA/Winthrop)
- Owner type: LLC
- Owner's area on the map: 48.5986° N, 120.2223° W: Placed by OpenAirDocs at the center of ZIP code 98862, within about 12 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=509B
- Page: https://openairdocs.org/aircraft/N509B

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (William Craven CCK-2000)

None in force.

### Matched by engine (Lycoming CC363I)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N509B.

## FAA accident and incident reports

None matched to N509B.

## Reports on N509B not matched to an aircraft (1)

They name N509B, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19790411011149I](https://openairdocs.org/incident/19790411011149I), Apr 11, 1979: Beech D55 (N509B), Clarksville, TX, Minor damage. Pilot making an unscheduled landing due to deteriorating weather failed to extend the landing gear.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N509B

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N509B before.

- [Cancelled 1977-08-22](https://openairdocs.org/deregistered/N509B-1977-08-22): Beech E18S, S/N BA450. Owner: [Modern Aero Inc](https://openairdocs.org/faa-owner/MODERN%20AERO%20INC), [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas)
- [Cancelled 1957-08-07](https://openairdocs.org/deregistered/N509B-1957-08-07): Beech A35, S/N D-1532. Owner: [Keohler Hans Vann](https://openairdocs.org/faa-owner/KEOHLER%20HANS%20VANN), [Boonton, NJ](https://openairdocs.org/faa-place/NJ/Boonton)

## Related

- Other William Craven CCK-2000 aircraft: https://openairdocs.org/model/william-craven-cck-2000/aircraft.md
- The Lycoming CC363I engine: https://openairdocs.org/engine/lycoming-cc363i.md

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