NTSB investigations

20 cases where NTSB found Propeller system, general.

Cases per year

20082026
NTSB investigations per year, 2008–2026: 20 cases
20083
20092
20104
20111
20123
20132
20142
20162
20201

Latest cases

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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '01046100'))
  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.

NTSB WPR20LA270Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA 14 · Susanville, CAThe pilot’s decision to conduct a steep departure at a high-density altitude and the exceedance of the airplane’s critical angle of attack during a climb, which resulted in an accelerated stall and subsequent loss of control. Contributing to the accident was…Aug 15, 2020 · N91449 · Substantial damageNTSB ERA17FA050Accident · 2 fatalField investigationFinal reportCurtiss JN4 · Williamson, GAThe in-flight failure of the propeller due to excessive engine vibration loads and the use of an incorrectly-sized propeller, which resulted in a fatigue crack of the leading edge strip. Contributing to the accident was the inadequate repair of the propeller…Nov 17, 2016 · N1662 · DestroyedNTSB ERA16FA325Accident · 2 fatalField investigationFinal reportMooney M20J · Pittstown, NJThe pilot's improper landing touchdown attitude, which resulted in a propeller strike, and his inappropriate decision to abort the landing after the propeller had contacted the runway, which resulted in a loss of thrust and led to an aerodynamic stall during…Sep 25, 2016 · N526AM · Substantial damageNTSB ERA14LA279Accident · No injuriesLimited investigationFinal reportFrederick Hays-Roth Velocity Twin · Sebastian, FLThe pilot’s improper landing flare, which resulted in a bounced landing. Also causal to the accident were the pilot’s subsequent delayed decision to abort the landing and his improper execution of the aborted landing, which resulted in the airplane exceeding…Jun 2, 2014 · N360VT · Substantial damageNTSB CEN14LA235Accident · Minor injuriesLimited investigationFinal reportPazmany PL 4 · Yates City, ILA loss of propeller thrust due to a failure of the reduction drive unit resulting from the improper installation of the unit. Contributing to the accident was a lack of documentation for the reduction drive unit installation.May 10, 2014 · N44PL · Substantial damageNTSB CEN14CA039Accident · Minor injuriesData collectionFinal reportWohaska John Parsons Stiles Gyro · Festus, MOThe pilot's improper propeller adjustment, which resulted in decreased performance and a loss of aircraft control.Oct 20, 2013 · N7064U · Substantial damageNTSB ERA14LA004Accident · No injuriesLimited investigationFinal reportMcdonald Howard Brian Zenair 701 · Zephyrhills, FLThe failure of the propeller speed reduction unit drive belts due to inadequate belt tension being applied during installation, which resulted in a complete loss of thrust.Oct 19, 2013 · N538HB · Substantial damageNTSB CEN12LA539Accident · Minor injuriesLimited investigationFinal reportGn-1 Aircamper Mathes · Burlington, WIThe pilot's improper installation of the propeller bolts, which resulted in the in-flight separation of the propeller.Aug 11, 2012 · N31TM · Substantial damageNTSB CEN12CA597Accident · No injuriesData collectionFinal reportBordelon Bruce Kitfox IV · Castlerock, MNPropeller system failure during a go-around maneuver resulting in a forced landing. Contributing to the severity of damage to the airplane was the postimpact fire.Jul 31, 2012 · N396BK · DestroyedNTSB WPR12LA265Accident · Serious injuriesLimited investigationFinal reportRoetman Ryland K JR Eagle · Rexburg, IDA loss of engine oil pressure, which led to the subsequent uncommanded loss of thrust and decrease in the propeller rpm during a low-level aerobatic maneuver.Jun 16, 2012 · N106BD · Substantial damageNTSB ERA11FA406Accident · 1 fatalField investigationFinal reportMooney M20K · Augusta, GAThe pilot’s decision to fly the airplane after maintenance personnel advised him that the airplane should not be flown because the pilot provided an incorrect propeller for installation and the subsequent failure of the propeller attachment bolts and the…Jul 18, 2011 · N777CV · Substantial damageNTSB WPR11LA015Accident · Serious injuriesLimited investigationFinal reportMischke BD-5B · Burlington, WAThe failure of the sprag clutch during takeoff, resulting in a loss of engine thrust.Oct 14, 2010 · N525BD · Substantial damageNTSB CEN10LA245Accident · Minor injuriesLimited investigationFinal reportGross Cozy · Pine Bluff, ARThe inadvertent opening of the cockpit canopy during cruise flight for undetermined reasons, which allowed debris to impact and damage the pusher propeller with a resulting total loss of engine power.May 9, 2010 · N144TJ · Substantial damageNTSB CEN10LA171Accident · No injuriesLimited investigationFinal reportLoehr Thomas H Zenith Stol CH701 · Eldon, MOA loss of engine thrust during takeoff due to the failure of the engine-to-propeller drive belts as a result of improper belt tension. Contributing to the accident was the non-certificated pilot's improper preflight inspection.Mar 22, 2010 · N144AC · Substantial damageNTSB ERA10LA175Accident · 1 fatalLimited investigationFinal reportSmith Edward I Lancair IV-P · Hilton Head Island, SCA loss of engine power due to the failure of the crankshaft as a result of a previous propeller strike.Mar 15, 2010 · N9JE · Minor damageNTSB ERA09LA502Accident · 2 fatalLimited investigationFinal reportM-Squared Sprint 1000 · Madeira Beach, FLA loss of torque to the gearbox engine-side coupling flange bolts, which resulted in separation of the gearbox and propeller from the engine and the subsequent severing of the airplane's tail structure.Sep 5, 2009 · N185SQ · Substantial damageNTSB ERA09LA477Accident · Serious injuriesLimited investigationFinal reportVollenweider R/Hurst R F Vans RV-9A · Marianna, FLFailure of the propeller speed reduction gearbox for undetermined reasons. Contributing to the accident was the pilot’s decision to disregard the manufacturer's mandate to replace the gearbox, the manufacturer's failure to provide owners with technical…Aug 23, 2009 · N362TS · Substantial damageNTSB ERA09CA040Accident · Minor injuriesData collectionFinal reportFox Jack G Mong Biwin · Thomasville, NCThe builder’s failure to set adequate propeller pitch during propeller installation.Nov 2, 2008 · N318CF · Substantial damageNTSB SEA08LA149Accident · 1 fatalLimited investigationFinal reportVan Heeswyk Lightning · Marana, AZThe insufficient clamping force resulting in a fatigue fracture of the propeller extension attachment bolts and subsequent separation of the propeller assembly in flight. Contributing to the accident was the pilot's failure to maintain sufficient airspeed to…Jun 1, 2008 · N62JV · Substantial damageNTSB CHI08CA103Accident · No injuriesData collectionFinal reportKoleno Titan T-51 · Geneva, OHThe failure of the propeller pitch control mechanism during approach. Contributing to the accident were the inability of the pilot to maintain airspeed and altitude, and the unsuitable terrain.Apr 3, 2008 · N614TB · Substantial damage