# N139PJ: 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: [Ivchenko AI-25TL](https://openairdocs.org/engine/ivchenko-ai-25tl) (registry code 34703)
- Serial number: 232226
- Type: Fixed wing single engine
- Engine type: Turbo-fan
- Airworthiness: Experimental, exhibition
- Airworthiness date: April 17, 2007
- Certificate issued: December 18, 2018
- Expires: December 31, 2028
- Mode S code: A09DEE
- Registered owner: [Black Rock Aero LLC](https://openairdocs.org/faa-owner/BLACK%20ROCK%20AERO%20LLC)
- Location: [Reno, NV](https://openairdocs.org/faa-place/NV/Reno)
- Owner type: LLC
- Owner's area on the map: 39.4254° N, 119.8719° W: Placed by OpenAirDocs at the center of ZIP code 89511, 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=139PJ
- Page: https://openairdocs.org/aircraft/N139PJ

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 (Ivchenko AI-25TL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR18LA267](https://openairdocs.org/ntsb/WPR18LA267), Sep 14, 2018: Aero Vodochody L 39 (N139PJ), Reno, NV, substantial damage. Probable cause: The pilot of the race 13 airplane's failure to maintain clearance from the race 37 airplane during the closed course air race.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20180914016271A](https://openairdocs.org/incident/20180914016271A), Sep 14, 2018: Aero Vodochody L-39 (N139PJ), Reno, NV, Substantial damage. Whilst flying under the waivered "jet class heat" of the 2018 national championship Reno air races, Aero Vodochody L-39, N139UK and N139PJ collided near pylon…

## 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 Ivchenko AI-25TL engine: https://openairdocs.org/engine/ivchenko-ai-25tl.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.