# N839PJ: 1977 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: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 730919
- Year built: 1977
- Type: Fixed wing single engine
- Engine type: Turbo-fan
- Airworthiness: Experimental, exhibition
- Airworthiness date: July 12, 2004
- Certificate issued: July 1, 2016
- Expires: July 31, 2029
- Mode S code: AB7B17
- Registered owner: [Redstar Air Shows Inc](https://openairdocs.org/faa-owner/REDSTAR%20AIR%20SHOWS%20INC)
- Location: [Discovery Bay, CA](https://openairdocs.org/faa-place/CA/Discovery%20Bay)
- Owner type: Corporation
- Owner's area on the map: 37.8716° N, 121.5978° W: Placed by OpenAirDocs at the center of ZIP code 94505, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=839PJ
- Page: https://openairdocs.org/aircraft/N839PJ

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 (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N839PJ.

## FAA accident and incident reports

None matched to N839PJ.

## 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 Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.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.