NTSB investigations: Lycoming IO-540 series
1,056 cases on aircraft whose registry engine model is Lycoming IO-540 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases, newest first
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_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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.
NTSB NYC90FA040Accident · 1 fatalField investigationFinal reportPiper PA-60-602P · Frenchtown, NJThe inadequate maintenance and inspection of the turbocharger tailpipe exhaust stack on the right engine by the mechanic(s). The failure of the tailpipe permitted heat from the exhaust to weaken the main spar of the right wing resulting in a catastrophic…NTSB MIA90FA033Accident · 2 fatalField investigationFinal reportPiper Aerostar 601P · Orlando, FLLoss of aircraft control during takeoff for an unknown reason which resulted in a collision with the ground.NTSB CHI90LA023Accident · No injuriesLimited investigationFinal reportPiper 601P · Cincinnati, OHThe pilot failed to maintain adequate airspeed while maneuvering to circle and land, which resulted in an inadvertent stall. Factors related to the accident were: the excessive maneuver (steep turn) and terrain conditions (road and curb) short of the runway.NTSB ANC89LA139Accident · No injuriesLimited investigationFinal reportMaule M-5 · Nebesna Glacier, AKThe pilot allowed the aircraft to inadvertently touch down, he delayed making a go-around, and he did not maintain sufficient speed to continue the go-around. Contributing factors were: the pilot's selection of unsuitable terrain, high vegetation in the…NTSB DEN89LA181Accident · No injuriesLimited investigationFinal reportCallair A-9 · Cartwright, NDA total loss of power due to an improperly adjusted carburetor which resulted in an excessive rich fuel-air mixture. This required a forced landing in an area where no suitable terrain existed.NTSB CHI89LA139Accident · No injuriesLimited investigationFinal reportPiper PA-32-301 · Grayslake, ILThe pilot's improper flare and recovery from a bounced landing, and his failure to go around (when there was sufficient speed and runway remaining). A contributing factor was his lack of recent experience in type of aircraft.NTSB CHI89LA110Accident · No injuriesLimited investigationFinal reportMaule MX-7-235 · Indianapolis, INImproper compensation for wind conditions by the pilot, his failure to maintain runway alignment, and his misjudgement of wingtip clearance above the ground as he was maneuvering to avoid the runway & VASI lights. The crosswind and runway/vasi lights were…NTSB MIA89FA113Accident · 1 fatalField investigationFinal reportPiper Aerostar 600 · Jacksonville, FLImproper use of the IFR procedure by the pilot, his failure to maintain a proper glide path, and his failure to identify the decision height.NTSB NYC89FA093Accident · No injuriesField investigationFinal reportPiper PA-31-350 · Toms River, NJFailure of the pilot to maintain airspeed and control of the aircraft, and his exceeding the design stress limits of the aircraft. Factors related to the accident were: autoplt malfunction due to improper installation by maintenance personnel and the pilot's…NTSB FTW89DQA01Accident · Minor injuriesFinal reportIntermountain Mfg. Callair A-9B · El Paso, TXEngine failure due to the pilot's failure to select the fullest tanks and, failure to maintain adequate flying speed.NTSB BFO89FA009Accident · 1 fatalField investigationFinal reportPiper PA-23-250 · Towson, MDAbout 6 min after takeoff, after leveling at 3500 ft, the plt rprtd he was having a probelm that he was unable to figure out. A few minutes later, he repeated the same problem & elected to divert to a nearby arpt. Witnesses rprtd the acft reversed course svrl…NTSB LAX89LA036Accident · Minor injuriesLimited investigationFinal reportCessna T210L · Camarillo, CAPilot of N8219J used poor judgement when she elected to execute the high speed taxi operation.NTSB ANC89LA013Accident · No injuriesLimited investigationFinal reportPiper PA-32-301 · Ivanof Bay, AKThe pilot was attempting to land on a 30 foot wide, 1200 foot gravel strip in gusty wind conditions. He said just prior to touchdown, the airplane encountered a strong gust of wind resulting in a hard landing short of the runway. The left main landing gear…NTSB MIA89FA015Accident · Serious injuriesField investigationFinal reportLake LA-4-250 · Key West, FLThe plt reduced engine power during initial climb from a touch and go landing on the gulf of Mexico. The acft stalled and descended uncontrolled back to the water, striking the water hard. The acft then bounced and again hit the water in a nose low right wing…NTSB MKC88LA177Accident · No injuriesLimited investigationFinal reportAerospatiale TB-20 · Omaha, NEThe plt rprtd that when the acft was at aprx 150' to 200' AGL on final apch, the eng lost pwr & would not restart. Unable to rch the rwy, he lndd about 50' short on soft trrn, where the gear collapsed & the acft was dmgd. Only about 12 ounces of fuel was…NTSB ANC88LA094Accident · Minor injuriesLimited investigationFinal reportPiper PA-32-300 · Dillingham, AKThe pilot reported that he lost control of the aircraft. The plane crashed approximately 500 feet off the departure end of the airstrip. The flight was a part 135 on-demand air taxi flight. At the time of the accident, the aircraft was above maximum certified…NTSB ANC88LA085Accident · 1 fatalLimited investigationFinal reportMaule M6-235 · Egegik, AKAfter touchdown on the beach, the aircraft struck a three-wheeled scooter (atv). The atv was substantially damaged and the driver of the atv, an eleven year old boy, died a few days later. The atv passenger, a eight year old girl, received minor injuries.…NTSB DEN88DTK01Accident · Serious injuriesFinal reportEagle DW-1 · Ferney, SDThe ag plt reported that he encountered a 'dust devil' while in a climbing turn during a turnaround at the end of a swath run. He said he attempted to counter the turbulence enduced roll with appropriate flt control inputs but the acft did not recover and…NTSB NYC88FA147Accident · 1 fatalField investigationFinal reportLake LA4-250 · Shaftsbury, VTThe Lake amphibian was being flown with two ferry tanks installed in the cabin. The pilot departed with full fuel in the aircraft tanks and 15 gallons in the ferry tanks. The center of gravity at zero fuel weight was 3/4 inch past the aft limit. With addition…NTSB ANC88LA061Accident · No injuriesLimited investigationFinal reportPiper PA-32-301 · Port Heiden, AKThe pilot elected to abort the takeoff of a heavily loaded Piper from a soft strip. His decision was tardy and the airplane struck a cinder bank.NTSB MIA88LA204Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Fort Myers, FLWhile en route, on a personal cross country flt, the alternator belt broke resulting in the loss of electrical power which the plt did not recognize before the battery had been drained. During the precautionary landing the acft landed hard resulting in…NTSB ANC88LA032Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Kipnuk, AKThe pilot stated that during the initial climbout from the airport he encountered a complete whiteout condition. The pilot then elected to land on the frozen lake and during the rollout the aircraft struck a snowbank.NTSB ATL87LA254Accident · No injuriesLimited investigationFinal reportAerostar 600 · Columbus, OHThe scheduled domestic all cargo flt was taxiing from the ramp to the rwy behind another company acft when the plt suddenly realized that the lead acft was not moving. The plts attempts to stop the acft were not successful. The stopped acft was substantially…NTSB FTW87LA200Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Mc Allen, TXThe right main landing gear collapsed for unknown reasons as the aircraft was taxiing for takeoff. The pilot has not responded to requests to complete an accident report form. According to airman records, the pilot did not have a multiengine rating.NTSB SEA87LA159Accident · No injuriesLimited investigationFinal reportEagle DW-1 · Hamer, IDThe plt rprtd that he bgn taking off on a downhill strip (aprx 1/2 mi long) with a left quartering tail wind. As the takeoff roll progressed, he realized an overrun was developing, so he bgn dumping his load & attempted to lift- off. He said the acft settled…NTSB NYC87LA212Accident · Serious injuriesLimited investigationFinal reportLake LA-4-250 · Westport, NYDrg the takeoff run on a Lake, the amphibian enctrd rough water & became airborne prematurely. The acft then settled onto the water in a slightly nose high attitude & touched down in front of a large wave. The acft's nose crashed head-on into the wave which…NTSB NYC87LA198Accident · No injuriesLimited investigationFinal reportLake LA-250 · Alton Bay, NHThe Lake renegade 250 was making a water takeoff when it started a sharp left turn. The aircraft stopped in the water and the pilot exited without injuries prior to the aircraft turning over. Examination of the aircraft showed that the engine pylon had…NTSB ANC87LA076Accident · No injuriesLimited investigationFinal reportMaule M-6 · Kenai, AKThe pilot effected a go-around during an approach to runway 01 in gusty surface wind conditions. During the second approach he landed and lost control at or near the demonstrated crosswind component limit for this airplane. The airplane ground looped and…NTSB FTW87FA123Accident · 2 fatalField investigationFinal reportPiper PA-32R-301 · Porter, OKAcft was observed in a rt bank when it experienced an inflt breakup. Both wings, vert stab and rudder, and the horz stab and trim tab separated prior to impact. Wx was dark night with scattered to broken cloud cover, but VFR. Although a wx rpt 33 NM northwest…NTSB MKC87LA088Accident · No injuriesLimited investigationFinal reportEagle DW-1 · Lincoln, KSThe plt was spraying 2/4/D when one spray nozzle stuck open. Rather than kill alfalfa and trees during the turnarounds, the plt elected to land on a dirt road and repair the nozzle. He misjudged the width of the road and on touchdown, the right wing touched…NTSB FTW87LA119Accident · No injuriesLimited investigationFinal reportPiper PA-32R-301 · Lake Providence, LAThe pilot, who reportedly was familiar with the 2200 x 90 foot sod strip, allowed the aircraft to drift left during the landing roll where the left main landing gear struck the end of a concrete culvert which did not extend quite to the extreme edge of the…NTSB FTW87LA089Accident · No injuriesLimited investigationFinal reportPiper PA-32RT-300 · Laverne, OKDuring a downwind landing, the aircraft ran off the end of the runway contacting a barbed wire fence and subsequently a muddy field, substantially damaging the aircraft by shearing the landing gear off and tearing the wings on the top and bottom surfaces.NTSB FTW87LA084Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Many, LAAcft received substantial damage when it ran off the end of a 3,300' pvt airstrip into a lake during an attempted go around. The winds were calm. The plt reported that he landed long and fast over trees at the threshold and delayed initiating a go around…NTSB ATL87LA097Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Toccoa, GAThe pilot overshot runway 20 and skidded off the departure end which caused substantial damage to the aircraft. The pilot stated that he should have descended to the normal visual traffic pattern altitude before attempting a landing. There were no reported…NTSB LAX87DVA03Accident · No injuriesFinal reportEagle DW-1 · Modesto, CADuring an aerial application flight, the pilot stated that just after the aircraft became airborne, it began to lose altitude and struck a canal bank at the end of the dirt strip. There were no reported mechanical failures or malfunctions. The acft was loaded…NTSB ATL87LA063Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Wilkesboro, NCDuring a takeoff attempt, the right seat pilot did not get an airspeed indication. However, the left airspeed indicated 45 mph when the pilot aborted the takeoff. The aircraft veered off the right side of the runway 1700 feet from the initial takeoff roll.…NTSB MIA87LA070Accident · No injuriesLimited investigationFinal reportSmith, Ted Aerostar Aerostar 601 · Pahokee, FLThe plt stated that he was conducting an over water apch to rwy 17 when he observed traffic preparing to land ahead of him. He slowed the acft for traffic separation, lowered the gear, & extended partial flaps. He then stated that he felt an abnormal loss of…NTSB CHI87FA057Accident · No injuriesField investigationFinal reportPiper PA-32-301 · Wheeling, ILThe pilot attempted flight although pirep's for icing had been issued during weather briefing from fss and aircraft was not equipped for icing conditions. Shortly after takeoff, pilot reported to ATC problems with aircraft flight instruments and then reported…NTSB MIA87LA055Accident · Minor injuriesLimited investigationFinal reportMaule M-7-235 · Ocala, FLThe acft dragged a wing during lndg according to the plts statement. The acft came to rest beside the rwy. The plt said he lost control of the acft due to a fuel imbalance. After the accident the left wing tip tank was found full of fuel. According to the…NTSB MIA87FA004Accident · No injuriesField investigationFinal reportSmith, Ted Aerostar Aerostar 600 · Jacksonville, FLReportedly, during an ILS approach to land, the pilot did not use the company approved checklist and landed with the gear retracted.NTSB ATL86LA260Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Montgomery, ALDuring initial climb phase of an experimental flt from mgm, AL, the plt rpted that the left engine had failed and an attempt was made to feather the prop. The plt radioed dannelly tower that the acft was returning to the arpt. Then the plt rpted that the…NTSB NYC86FHD03Accident · 1 fatalFinal reportPassonno Skybolt · Moorestown, NJThe Passonno skybolt was observed to recover from a loop and then the tail surfaces started to shake. The acft then descended to the ground and was destroyed by impact. Examination of various horizontal stabilizer and elevator components showed that the…NTSB CHI86LA173Accident · No injuriesLimited investigationFinal reportLake LA-250 · Frankfort, MIThe plt rprtd that during an attempted go-around, a crosswind caught the right wing and blew the acft to the left. The left wing hit a hangar door & was torn off, then the acft crashed to the ground & came to rest upside down. The wind was rprtd to be gusting…NTSB FTW86LA105Accident · No injuriesLimited investigationFinal reportMaule M7-235 · New Orleans, LAThe plt lost directional control of the acft during the landing roll when he failed to compensate adequately for the x-wind resulting in a ground loop.NTSB MKC86LA120Accident · No injuriesLimited investigationFinal reportEagle DW-1 · Corning, ARThe plt was making his second flt in this acft when the accident occurred. He failed to lock the cockpit canopy before start of takeoff roll. During the takeoff roll the canopy opened and separated from the acft. The plt diverted his attention from flying the…NTSB ATL86FA147Accident · 2 fatalField investigationFinal reportSmith, Ted Aerostar Aerostar 600 · Dickson, TNThe acft contacted electrical wires and trees shortly after takeoff. The acft then descended to impact with the terrain. Examination of the wreckage revealed the elevator trim actuator rod was extended 2.5 inches which correlates with a full nose down…NTSB FTW86FPA18Accident · 1 fatalFinal reportEagle Eagle DW-1 · Howe, TXThe acft appeared to stall during a sharp pull-up and turn during a test flt after a low pass over the airstrip. The plt was testing the spray equipment and made the low pass so the ground observer could see the spray pattern. No malfunctions in equipment…NTSB CHI86FEM05Accident · No injuriesFinal reportEagle DW-1 · Baroda, MIThe plt shut down the acft engine after noticing oil on the canopy and a loss of oil pressure. A forced landing was performed in a corn field and the acft nosed over. Post accident inspection disclosed the oil pressure hose had ruptured.NTSB SEA86FA126Accident · 4 fatalField investigationFinal reportLake LA-4-250 · Blue River, ORSeveral witnesses reported seeing the acft flying near the eugene arpt at an alt of 400 to 500 ft AGL. The acft was heading toward the Blue River. The acft was then seen flying over the Blue River forest ranger station aprx 7 minutes prior to the accident. At…NTSB ATL86FA125Accident · 1 fatalField investigationFinal reportBellanca 17-31ATC · Winchester, TNThe plt made a VFR pattern at an uncontrolled arpt and noted a truck alongside the north end of the rwy. The plt did notsee any persons on the rwy. During the landing flare the plt noticed a man on the rwy near the right wingtip. A jolt was felt as the acft…