- Manufacturer (registry)
- LYCOMING
- Model
- O-320-D2A
- Registry code
- 42150
- Installed in
- 72 registered aircraft
- Type
- Reciprocating
- Power
- 160 hp
- Data sheet
- TCDSE-274
- Holder
- Lycoming Engines
Model codes come from the FAA registry’s reference file.
On this page
Airworthiness directives that may apply · 24
ADs whose products match this engine model. Each AD’s applicability may narrow it by serial number, part number or configuration.
| 1964 | 1 |
|---|---|
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 2 |
| 1977 | 2 |
| 1980 | 1 |
| 1982 | 1 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 2004 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2010 | 1 |
| 2012 | 1 |
| 2017 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Engine · Lycoming O-320-D2A
AD 2026-04-11Engine (Reciprocating)AD 2017-16-11Reciprocating Engine Power SectionAD 2012-03-07CarburetorQuery 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 ('42150'))
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.
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 ('42150'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
Information bulletins that may apply · 5
Engine · Lycoming O-320-D2A
SAIB NE-19-08Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve CylindersSAIB NE-08-32R1Propeller Governor Idler Gear Shaft Set ScrewSAIB NE-14-13Reciprocating Engine - Cylinder Mounting StudsSAIB NE-13-06Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320, 360, and 540 Series EnginesSAIB NE-06-32R1Reciprocating Engine - CrankshaftHistorical bulletins · 1
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 ('42150'))
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.
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 ('42150'))
GROUP BY s.saib_number ORDER BY issue_date DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
Registered aircraft · 72
N103LFChang Tien Chien · Port Orange, FLN112YMedeiros Joel · Lumberton, NJN123DRRitson Craig E · Weirsdale, FL
See all 72 registered aircraftQuery 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 engine_model_code IN ('42150')
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.
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 engine_model_code IN ('42150')
ORDER BY n_numberRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB investigations · 3
Aircraft matched to this engine model through the registry, by N-number and event date, checked against the reported serial number, make and model.
Of 3 cases NTSB coded with a defining event. All defining events
Findings NTSB made part of the probable cause. A case can have several. All findings
NTSB WPR25LA106Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1 · Heber City, UTThe pilot’s loss of directional control during landing, which resulted in a collision with a snowbank.NTSB GAA20CA080Accident · No injuriesData collectionFinal reportSymphony Aircraft Ind SA · Fitzgerald, GAThe airplane’s impact with a deer while landing.NTSB GAA16CA344Accident · No injuriesData collectionFinal reportBenjamin Harold E RV-4 · Fitchburg, MAThe pilot's failure to maintain directional control upon landing, which resulted in a runway excursion followed by impact with terrain.
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.engine_model_code IN ('42150')
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.
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.engine_model_code IN ('42150')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
FAA incident reports · 9
Matched to this engine model through the registry, by N-number and event date, checked against the reported make and model.
Accident 20250227001699AAviat A-1 · Heber City, UTThe private pilot during his landing phase noticed the aircraft right wing was higher and corrected accordingly, the aircraft then drifted to the left making contact with a snowbank. The main wheels departed the runway and hit snow causing the aircraft to…Accident 20191111021019ASymphony Aircraft Ind SA 160 · Fitzgerald, GAOn Monday November 11, 2019, at approximately 7:15 p.m. eastern daylight time, a 2006 Symphony, model sa 160 with registration N844SA sustained major damage as a result of striking a deer up landing at the Fitzgerald Municipal Airport (kfzg) in Fitzgerald,…Incident 20170610008229ISymphony Aircraft Ind SA 160 · Abilene, TXOn June 6, 2017, N580SK experienced a flat main tire while touching down in Abilene, Texas (abi). The pilot suffered no injuries and no damage to aircraft. The tire was replaced and the runway was cleared.Incident 20161121021559IVeenker Harlen G Vans Acft RV9A · Shelton, WAOn landing as nose wheel touched runway, the occupants of the aircraft felt the aircraft tail raise and nose lower slightly. As the landing roll-out progress, this happened again, with the prop striking the pavement. The engine continued to run after the…Incident 20160911015609IBauer Frederick Ronald JR Vans RV3B · Lakeview, AROn September 11, 2016, at approximately 1335 CDT, a vans RV3B, N313RV, at the time of this incident. Visual meteorological conditions prevailed at the time and a VFR flight plan was filed. The aircraft sustained minor damage and the certificated pilot was not…Accident 20160625006669ABenjamin Harold E RV-4 · Fitchburg, MAThe pilot with one tandem passenger on board, landed the aircraft at the threshold of runway number 20 at 2010 zulu hours at (fit). Upon roll-out at the intersection of runway 20 and 32, the aircraft veered off to the left of the runway centerline. During…Incident 20040210002459ISocata TB9CTAMPICO · Springfield, IL(-23) [privacy data omitted] on February 10, 2004, N506PC, a TB9 operated by a student pilot, was conducting a landing on runway 31 at Capital Airport, Springfield, Illinois. During the landing roll, the pilot reports that a gust of wind elevated the left…Incident 20010320005019ISocata TB9 · Cahokia, IL(-23) While attempting this session the third touch & go landing with a strong crosswind from the right, pilot lost control of the a/c on landing. Upon touchdown on the extremem left side of the runway, the a/c traveled on the runway for one-hundred and fifty…Incident 20001104018489ISocata TB9 · Champaign-Urban, IL(-23) The pilot in command of N511PC, reported that the aircraft began to porpoise after initial contact with the runway which resulted in a flat nose tire and propeller strike. The aircraft taxied clear of the runway, whereas the engine was shut down, and…
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 engine_model_code IN ('42150')
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.
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 engine_model_code IN ('42150')
ORDER BY event_date DESC, report_number DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
Service difficulty reports · 67
SDR PO4R2016FA0000012Cylinder Head · separated2 SECONDS AFTER FULL POWER APPLICATION FOR TAKEOFF, A LOUD BANG WAS HEARD AND THE PILOT DETECTED SIGNIFICANT VIBRATION IMMEDIATELY. PILOT ABORTED TAKEOFF, LIMPED TO PARKING AND SHUTDOWN. VISUAL INSPECTION REVEALED NR 3 CYLINDER HEAD SEPARATION CONSISTENT WITSDR CA121205007Elt · no test(CAN) WHILE TESTING THE ELT ON ITS ANNUAL CERTIFICATION IAW CAR 571, APPENDIX-G THE TRANSMITTING POWER OF THE UNIT STARTED. OK, BUT WITHIN THE 3 MINUTES THE TRANSMITTING POWER DROPPED WELL BELOW SPECIFICATIONS. ELT REMOVED FROM SERVICE.SDR 2011FA0000367Attach Fitting · brokenDURING REMOVAL OF INTERIOR UPHOLSTERY FOR OTHER MX, FOUND THAT THE LT FORWARD OTBD MLG ATTACHMENT BOLT FITTING THAT IS PART OF THE TUBE FUSELAGE WAS BROKEN COMPLETELY THROUGH ON BOTH SIDES. THIS FITTING IS A BUSHING THAT IS WELDED TO THE FUSELAGE TUBE THAT ATT
See all 67 difficulty reportsQuery 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 = 'O320D2A' 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.
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 = 'O320D2A' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
STCs that may be installed · 50
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.
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.STC SE2932SWInstall carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive.
See all 50 STCsQuery 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 ('42150')
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.
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 ('42150')
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_numberRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.