Engine model · Reciprocating · 250 hp · registry code 42199

Manufacturer (registry)
LYCOMING
Model
VO-435-A1E
Registry code
42199
Installed in
0 registered aircraft
Type
Reciprocating
Power
250 hp
Data sheet
TCDSE-279
Holder
Lycoming Engines

Model codes come from the FAA registry’s reference file.

On this page

Airworthiness directives that may apply · 8

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

1968In forceSuperseded2026
ADs by the year they took effect: 9 ADs
19681
19692
19801
19911
20041
20121
20241
20261
Superseded and historical ADs · 1
Query with SQL
duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.effective_date
  FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
  WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code IN ('42199'))
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_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.

Information bulletins that may apply · 2

Query with SQL
duckdb -csv -c "SELECT s.saib_number, any_value(s.title) AS title, max(s.issue_date) AS issue_date, any_value(s.status) AS status
  FROM 'https://openairdocs.org/data/latest/faa_saib.parquet' s
  WHERE s.saib_id IN (SELECT saib_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_saib.parquet' WHERE engine_model_code IN ('42199'))
  GROUP BY s.saib_number ORDER BY issue_date 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.

Registered aircraft · 0

No aircraft currently registered with this engine model

NTSB investigations

No NTSB investigations matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.

FAA incident reports

No reports matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older reports aren’t counted.

Service difficulty reports · 5

SDR CA071102013Bearing Cage · making metal(CAN) DURING ROUTINE INSPECTION, SMALL AMOUNT OF BRASS WAS FOUND IN OIL SCREEN, THE TRANSMISSION WAS DISASSEMBLED TO LOCATE THE FAILED ITEM AND IT WAS FOUND TO BE ONE OF THE BEARING CAGES IN THE DUPLEX BEARING THAT THE UPPER SUN GEAR GOES THROUGH, THIS IS THE Nov 1, 2007 · Bell 47G2 · Main Rotor GearboxSDR CA070801007Bearing · failed(CAN) ON WALK AROUND TAIL ROTOR OUTPUT SHAFT AT TRANSMISSION WAS NOTED TO HAVE LOTS OF PLAY, FWD DRIVESHAFT WAS REMOVED TO CHECK FOR COUPLING SPLINE WEAR WHICH WAS GOOD SO THE DRIVE ASSY WAS REMOVED FOR FURTHER INVESTIGATION. IT WAS DETERMINED THAT ONE OF THE Jul 31, 2007 · Bell 47G2 · Tail Rotor Drive ShaftSDR CA030225004Strap · cracked(CAN) DURING MORNING PRE-FLIGHT INSPECTION, BLACK SMOKING POWDER FOUND AFT OF THE DRAG BRACE STRAP. SMALL CRACK IN PAINT FOUND. PAINT STRIPPED, SCRAPPED AWAY AND THE STRAP HAD A CRACK APPROXIMATELY 1/2 INCHLONG FROM A SCREW HOLE TO THE TRAILING EDGE OF STRAP. Feb 17, 2003 · Bell 47G2 · Main Rotor BladesSDR CA011211018Throttle Cable · frozen(CAN) THROTTLE FROZEN AT CRUISE POWER WHEN HELICOPTER CLIMBED THROUGH FREEING LEVEL AT APPROXIMATE 3,000'. THE CABLE BECAME UNSTUCK WHEN THE HELICOPTER RETURNED TO A LOWER LEVEL. BY THIS TIME THE PILOT (FLIGHT INSTRUCTOR) CARRIED OUT AN AUTO ROTATION TO ABBOTSDec 5, 2001 · Bell 47G2 · Fuel Controlling SystemSDR CA981116001Stabilizer · cracked(CAN) STABILIZER BAR CRACKED AT ROOT OF TUBE WHERE IT JOINS THE HEAD.Nov 16, 1998 · Bell 47G2 · Main Rotor Head
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE engine_model_key = 'VO435A1E'
  ORDER BY difficulty_date 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.

STCs that may be installed · 21

Approved for this engine model: the STC’s model list names it on its data sheet, or a series that includes it. The registry doesn’t record which STCs an aircraft has.

See all 21 STCs
Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet'
    WHERE engine_model_code IN ('42199')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_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.