# N139DF: 1981 Aero Vodochody L-39

- Status: Valid registration
- Airframe: [Aero Vodochody L-39](https://openairdocs.org/model/aero-vodochody-l-39) (registry code 05603SJ, 2 seats)
- Engine: [Honeywell TFE731-3R-1H](https://openairdocs.org/engine/honeywell-tfe731-3r-1h) (registry code 33885)
- Serial number: 132121
- Year built: 1981
- Type: Fixed wing single engine
- Engine type: Turbo-fan
- Airworthiness: Experimental, crew training
- Airworthiness date: March 6, 2017
- Certificate issued: May 6, 2014
- Expires: May 31, 2027
- Mode S code: A09CF1
- Registered owner: [Czech Six LLC](https://openairdocs.org/faa-owner/CZECH%20SIX%20LLC)
- Location: [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette)
- Owner type: LLC
- Owner's area on the map: 30.1552° N, 92.0282° W: Placed by OpenAirDocs at the center of ZIP code 70508, 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=139DF
- Page: https://openairdocs.org/aircraft/N139DF

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 (Aero Vodochody L-39)

None in force.

### Matched by engine (Honeywell TFE731-3R-1H)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N139DF.

## FAA accident and incident reports

None matched to N139DF.

## 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 Aero Vodochody L-39 aircraft: https://openairdocs.org/model/aero-vodochody-l-39/aircraft.md
- The Honeywell TFE731-3R-1H engine: https://openairdocs.org/engine/honeywell-tfe731-3r-1h.md

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