# N422MD: 2008 Davis Mark S LANCAIR LEGACY

- Status: Valid registration
- Airframe: [Davis Mark S LANCAIR LEGACY](https://openairdocs.org/model/davis-mark-s-lancair-legacy) (registry code 05622XN, 2 seats)
- Engine: [Lycoming IO-540-EXP](https://openairdocs.org/engine/lycoming-io-540-exp) (registry code 42167)
- Serial number: L2K-162
- Year built: 2008
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Lancair Intl Inc LEGACY
- Airworthiness: Experimental, amateur built
- Airworthiness date: January 30, 2008
- Certificate issued: May 12, 2023
- Expires: May 31, 2030
- Mode S code: A50424
- Registered owner: [Sterling Colleen M Trustee](https://openairdocs.org/faa-owner/STERLING%20COLLEEN%20M%20TRUSTEE)
- Location: [El Cajon, CA](https://openairdocs.org/faa-place/CA/El%20Cajon)
- Owner type: Individual
- Owner's area on the map: 32.8329° N, 116.8734° W: Placed by OpenAirDocs at the center of ZIP code 92021, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=422MD
- Page: https://openairdocs.org/aircraft/N422MD

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 (Davis Mark S LANCAIR LEGACY)

None in force.

### Matched by engine (Lycoming IO-540-EXP)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N422MD.

## FAA accident and incident reports

None matched to N422MD.

## 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 N422MD

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N422MD before.

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N422MD-undated): Cessna 172E, S/N 17251675. N-number assigned, not yet registered

## Related

- Other Davis Mark S LANCAIR LEGACY aircraft: https://openairdocs.org/model/davis-mark-s-lancair-legacy/aircraft.md
- The Lycoming IO-540-EXP engine: https://openairdocs.org/engine/lycoming-io-540-exp.md

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