# N42TM: 1999 Mulder Theodor L LANCAIR 4

- Status: Valid registration
- Airframe: [Mulder Theodor L LANCAIR 4](https://openairdocs.org/model/mulder-theodor-l-lancair-4) (registry code 0560620, 4 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 216
- Year built: 1999
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Lancair Intl Inc LANCAIR IV/IV FAST
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 10, 1999
- Certificate issued: February 10, 1999
- Expires: July 31, 2029
- Mode S code: A4FAFB
- Registered owner: [Mulder Theodor L](https://openairdocs.org/faa-owner/MULDER%20THEODOR%20L)
- Location: [Overgaard, AZ](https://openairdocs.org/faa-place/AZ/Overgaard)
- Owner type: Individual
- Owner's area on the map: 34.3571° N, 110.5093° W: Placed by OpenAirDocs at the center of ZIP code 85933, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=42TM
- Page: https://openairdocs.org/aircraft/N42TM

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 (Mulder Theodor L LANCAIR 4)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N42TM.

## FAA accident and incident reports

None matched to N42TM.

## 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 N42TM

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N42TM before.

- [Cancelled 1996-01-31](https://openairdocs.org/deregistered/N42TM-1996-01-31): Bell 206B, S/N 3934. Exported to Austria. Owner: [Ruscher And Sohne USA Ltd](https://openairdocs.org/faa-owner/RUSCHER%20AND%20SOHNE%20USA%20LTD), [West Chicago, IL](https://openairdocs.org/faa-place/IL/West%20Chicago)

## Related

- Other Mulder Theodor L LANCAIR 4 aircraft: https://openairdocs.org/model/mulder-theodor-l-lancair-4/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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