Aircraft model · Fixed wing single engine · Airplane · registry code 05603SJ

Manufacturer (registry)
AERO VODOCHODY
Model
L-39
Registry code
05603SJ
Registered
63 aircraft
Type
Fixed wing single engine
Engines
1 · Turbo-fan
Seats
2
Weight class
Up to 12,499 lb
Certification
Not type certificated

Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.

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Aircraft by year built · 79

1973Registered nowDeregistered2026
Aircraft by the year they were built: 79 aircraft
19731
19742
19752
19763
19771
19781
19794
19804
198116
198210
19839
198413
19852
19861
19871
19881
19931
19981
20013
20061
20071
20101

Airworthiness directives that may apply · 0

ADs whose products match this airframe model. Each AD’s applicability may narrow it by serial number, part number or configuration.

No ADs matched this model

Registered aircraft · 63

See all 63 registered aircraft
Query with SQL
duckdb -csv -c "SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
  WHERE aircraft_model_code IN ('05603SJ')
  ORDER BY n_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB investigations · 9

Aircraft matched to this model through the registry, by N-number and event date, checked against the reported serial number, make and model.

NTSB WPR26LA155Accident · Minor injuriesClass 3 · LimitedPreliminary reportAero Vodochody L-39 · Ennis, MTOn April 10, 2026, about 1210 mountain daylight time, an Aero Vodochody L 39, N136EM, was substantially damaged when it was involved in an accident near Ennis, Montana. The flight instructor sustained minor injuries, and the pilot undergoing instruction was…Apr 10, 2026 · N136EM · Substantial damageNTSB CEN25FA269Accident · 1 fatalClass 3 · FieldPreliminary reportAero Vodochody L-39C · Granite Falls, MNOn July 21, 2025, about 1728 central daylight time, an Aero Vodochody L-39C airplane, N339L, was substantially damaged during an accident near Granite Falls, Minnesota. The flight instructor, seated in the front seat, sustained serious injuries after ejecting…Jul 21, 2025 · N339L · Substantial damageNTSB WPR18LA267Accident · No injuriesLimited investigationFinal reportAero Vodochody L 39 · Reno, NVThe pilot of the race 13 airplane's failure to maintain clearance from the race 37 airplane during the closed course air race.Sep 14, 2018 · N139PJ · 2 aircraft · Substantial damageNTSB ERA16LA322Accident · No injuriesLimited investigationFinal reportAero Vodochody L 39 · Norfolk, VAAn uncommanded flap retraction for reasons that could not be determined, as a postaccident examination of the flap system did not reveal evidence of any preaccident anomalies.Sep 23, 2016 · N139AJ · Substantial damageNTSB WPR16FA035Accident · 2 fatalField investigationFinal reportAero Vodochody L 39C · Apple Valley, CAA total loss of engine power on takeoff, which resulted from a sudden over-temperature condition due to an improperly adjusted fuel control unit and the deteriorated condition of the fuel nozzles.Dec 6, 2015 · N39AY · DestroyedNTSB WPR12FA216Accident · 2 fatalField investigationFinal reportAero Vodochody L-39 · Boulder City, NVAn in-flight emergency followed by a collision with terrain for reasons that could not be determined because postaccident examination of the airframe, engine, and forward and aft canopies revealed no evidence of mechanical malfunctions or failures that would…May 18, 2012 · N39WT · Substantial damageNTSB LAX06FA124Accident · 2 fatalField investigationFinal reportAero Vodochody L39 · California City, CAThe flight crew's failure to maintain terrain clearance during an intentionally performed course reversal turn at low altitude.Feb 26, 2006 · N39DF · DestroyedNTSB LAX03LA173Accident · 1 fatalLimited investigationFinal reportAero Vodochody L-39 · Tracy, CAthe pilot's failure to maintain adequate terrain clearance while performing low level aerobatics.May 31, 2003 · N139RH · DestroyedNTSB LAX98LA298Accident · No injuriesLimited investigationFinal reportAero Vodochody Aero. Works L-39 · Mesa, AZThe pilot's improper flare and his failure to follow the proper procedures for the aircraft and to maintain control of the aircraft.Sep 19, 1998 · N44529 · Substantial damage
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
  WHERE a.aircraft_model_code IN ('05603SJ')
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

FAA incident reports · 15

Matched to this model through the registry, by N-number and event date, checked against the reported make and model.

Accident 20260410002859AAero Vodochody L-39 · Ennis, MTOn April 10, 2026, at 1220 MDT, a areo vodochody L-39, [privacy data omitted] registered to an LLC, made a off-airfield gearup landing after engine failure on approach to landing at big sky airport, Ennis, Montana, while on a training flight. Visual…Apr 10, 2026 · N136EM · Substantial damageAccident 20250721010469AAero Vodochody L-39 · Granite Falls, MNThe pic/flight instructor was training the student pilot to obtain an L-39 rating, beginning with ground instruction the day before flight. Further ground training was provided the next day followed by three training flights with an air show as the final…Jul 21, 2025 · N339L · Substantial damage · 1 fatalIncident 20240510020629IAero Vodochody L-39 · Edwards Afb, CAOn may 10, 2024, a 1982 Aero Vodochody L-39 Completed a chase mission and returned to Edwards Afb for pattern work. At approximately 1240L the pilot had just touched down on his second planned touch and go when the right main wheel departed the aircraft. The…May 10, 2024 · N39VH · Minor damageIncident 20230607007749IAero Vodochody L-39 · Phoenix, AZThe airman was departing Phoenix - Deer valley airport (kdvt) on runway 25L. As the aircraft lifted from the runway the cockpit canopy swung open and broke off the aircraft. The airman requested to return for landing with ATC. He completed one circuit in the…Jun 7, 2023 · N139US · Minor damageIncident 20191025021969IAero Vodochody L-39 · Boulder City, NVAircraft was on approach to runway 09 l at Boulder City airport (kbvu). The aircraft was not able reduce speed in time to make the turn of for the taxiway. Aircraft proceeded off the end of the runway into the dirt area and made contact with the airport…Oct 25, 2019 · N49MH · Minor damageAccident 20180914016271AAero Vodochody L-39 · Reno, NVWhilst 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 number 4. Following the collision, an emergency was declared and both aircraft landed successfully.Sep 14, 2018 · N139PJ · Substantial damageIncident 20170922020889IAero Vodochody L-39 · Thermal, CAAt 16,500 ft. during the cruise phase of the flight the crew experienced a rapid deceleration and high vibration coming from the engine. The crew declared an emergency and landed the aircraft safely at (ktrm) Jacqueline Cochran Airport. After taxing to an…Sep 22, 2017 · N391ZA · No damageAccident 20160923016029AAero Vodochody L-39 · Chesapeake, VAOn short final the pilot experienced uncommanded flap retraction, went from flaps full down to full up. Pilot increased approach speed from 90 to 115 to arrest rate of descent and landed. Pilot unable to bring the aircraft to a stop prior to the end of the…Sep 23, 2016 · N139AJ · Substantial damageAccident 20151206022519AAero Vodochody L-39 · Apple Valley, CAThe L-39C aircraft departed runway 18 at Apple Valley Airport. During takeoff climb out, multiple witnesses reported hearing popping noises as well as seeing smoke and or flame coming from the jet engine's exhaust pipe. The aircraft was last seen rolling left…Dec 6, 2015 · N39AY · Destroyed · 2 fatalAccident 20120518008469AAero Vodochody L-39 · Boulder City, NVAircraft had departed runway 27, Boulder City airport, Boulder City, Nevada at approximately 1215 hours 18 may 2012, as the #2 aircraft in a flight formation of 2 L-39 aircraft. At an unkown altitude, the pilot of the #2 aircraft deviated from the flight…May 18, 2012 · N39WT · Destroyed · 2 fatalIncident 20090718014299IGulstm G1159A · Las Vegas, NV(-23) On 07/18/2009 at 0947 hrs. Aircraft N399AP, Gulfstream g-iii, model GA-1159A, during takeoff at mccarran airport on runway 7L experienced a #4 main tire tread loss. Unknown to the flight crew, aircraft climbed out and experienced an airframe vibration.…Jul 18, 2009 · N399AP · Minor damageAccident 20060226025389AAerovd L39 · California Cit, CA(-23) At approx 7:15 am, on February 26, 2006, the aircraft departed van nuys airport (vny), van nuys, CA. Aircraft flew direct to the mountain range area north, northwest of California city, kern county, CA. Aircraft was one of two AV-L39 aircraft being…Feb 26, 2006 · N39DF · Destroyed · 2 fatalIncident 20040624017989IAerovd L39 · Anchorage, AK(-23) For unexplained and unknown causes. The aircraft canopy departed the aircraft just before liftoff while it was still on the ground during its takeoff roll. The aircraft continued to takeoff and landed without incident at elmendorf afb, Alaska. No…Jun 24, 2004 · N39LW · Minor damageAccident 20030530010449AAerovd L39 · New Jerusalem, CA(-23) PIC departed byron airport, California at approximately 1845 local on may 30, 2003. Purpose of flight was to practice flight maneuvers at the aerobatic box located at New Jerusalem airport. While conducting alerion roll maneuvers over the airfield the…May 30, 2003 · N139RH · Destroyed · 1 fatalAccident 19980918025489AAerovd L39 · Phoenix, AZAcft landed short, struck a localizer antenna, and crashed.(.19) on September 18, 1998, at 1800 hours mountain standard time, an aero vodochody L-39 (single engine imported jet trainer), N44529, landed short of the runway and struck a localizer antenna at the…Sep 18, 1998 · N44529 · Substantial damage
Query with SQL
duckdb -csv -c "SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
  FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
  WHERE aircraft_model_code IN ('05603SJ')
  ORDER BY event_date DESC, report_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

Service difficulty reports

No reports name this modelGeneral aviation reporting is voluntary.

The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

Query with SQL
duckdb -csv -c "SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
  WHERE m.match_key = 'L39' AND m.code NOT IN ('05603SJ')
  GROUP BY ALL
  ORDER BY aircraft DESC
  LIMIT 12"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.