# N23KW: 2015 Goldner Leslie M CUMULUS

- Status: Valid registration
- Airframe: [Goldner Leslie M CUMULUS](https://openairdocs.org/model/goldner-leslie-m-cumulus) (registry code 05630UL, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 05103
- Year built: 2015
- Type: Glider
- Engine type: Electric
- Kit: Ultralight Soaring Aviation CUMULUS
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 19, 2015
- Certificate issued: December 7, 2022
- Expires: December 31, 2029
- Mode S code: A2071D
- Registered owner: [Defty Jonathan W](https://openairdocs.org/faa-owner/DEFTY%20JONATHAN%20W)
- Location: [Woodland, CA](https://openairdocs.org/faa-place/CA/Woodland)
- Owner type: Individual
- Owner's area on the map: 38.7008° N, 121.8357° W: Placed by OpenAirDocs at the center of ZIP code 95695, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=23KW
- Page: https://openairdocs.org/aircraft/N23KW

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 (Goldner Leslie M CUMULUS)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N23KW.

## FAA accident and incident reports

None matched to N23KW.

## 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.

## Service difficulty reports on N23KW not matched to an aircraft (2)

They name N23KW, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 98ZZZX2207](https://openairdocs.org/sdr/98ZZZX2207), May 1, 1998: CONTROL CABLE. FRAYED. CESSNA TWIN ENGINE AIRCRAFT HAVE EXPERIENCED A HISTORY OF FLAP CABLE FRAYING, ELECTED TO ROUTINELY REPLACE ALL FLAP CABLES ON A 421C HAVING 4,251 HOURS TT. TWO 
- [SDR 98ZZZX2206](https://openairdocs.org/sdr/98ZZZX2206), May 1, 1998: CONTROL CABLE. FRAYED. CESSNA TWIN ENGINE AIRCRAFT HAVE EXPERIENCED A HISTORY OF FLAP CABLE FRAYING, ELECTED TO ROUTINELY REPLACE ALL FLAP CABLES ON A 421C HAVING 4,251 HOURS TT. TWO 

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Goldner Leslie M CUMULUS aircraft: https://openairdocs.org/model/goldner-leslie-m-cumulus/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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