# N27HJ: 1999 Harkness Jack A LEZA-LOCKWOOD AIR CM

- Status: Valid registration
- Airframe: [Harkness Jack A LEZA-LOCKWOOD AIR CM](https://openairdocs.org/model/harkness-jack-a-leza-lockwood-air-cm) (registry code 05606K1, 2 seats)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: AC027
- Year built: 1999
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 30, 1999
- Certificate issued: February 24, 2004
- Expires: July 31, 2029
- Mode S code: A2A4DB
- Registered owner: [Cox Arlo G](https://openairdocs.org/faa-owner/COX%20ARLO%20G)
- Location: [Lake Havasu City, AZ](https://openairdocs.org/faa-place/AZ/Lake%20Havasu%20City)
- Owner type: Individual
- Owner's area on the map: 34.5900° N, 114.3078° W: Placed by OpenAirDocs at the center of ZIP code 86404, 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=27HJ
- Page: https://openairdocs.org/aircraft/N27HJ

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 (Harkness Jack A LEZA-LOCKWOOD AIR CM)

None in force.

### Matched by engine (Bombardier ROTAX (ALL))

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N27HJ.

## FAA accident and incident reports

None matched to N27HJ.

## 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.

## Related

- Other Harkness Jack A LEZA-LOCKWOOD AIR CM aircraft: https://openairdocs.org/model/harkness-jack-a-leza-lockwood-air-cm/aircraft.md
- The Bombardier ROTAX (ALL) engine: https://openairdocs.org/engine/bombardier-rotax-all.md

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