# NTSB investigations: Lycoming IO-320 series

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 6 of 18 · 889 cases

## Cases, newest first

- [NTSB DEN00LA013](https://openairdocs.org/ntsb/DEN00LA013.md): Bellanca 8KCAB · Grand Junction, CO · Accident · No injuries · Limited investigation · Final report · Oct 27, 1999 · N8707V · Substantial damage
  > A failure of the left main landing gear attachment (u-bolt) due to fatigue.
- [NTSB CHI99LA345](https://openairdocs.org/ntsb/CHI99LA345.md): Bellanca 8KCAB · Troy, MO · Accident · No injuries · Limited investigation · Final report · Sep 18, 1999 · N53895 · Substantial damage
  > the failure of the pilot to maintain directional control during landing. Factors in the accident were the proper alignment not attained by the pilot and the trees.
- [NTSB FTW99FA222](https://openairdocs.org/ntsb/FTW99FA222.md): Piper PA30 · Holdenville, OK · Accident · 1 fatal · Field investigation · Final report · Aug 16, 1999 · N7178Y · Destroyed
  > the pilot's failure to maintain aircraft control during takeoff initial climb. Factors were the loss of right engine power for undetermined reasons, and the pilot's lack of total experience in the make and model of aircraft.
- [NTSB FTW99LA154](https://openairdocs.org/ntsb/FTW99LA154.md): Piper PA-30B · Mcalester, OK · Accident · No injuries · Limited investigation · Final report · May 28, 1999 · N7991Y · Substantial damage
  > The pilot inadvertently stalling the airplane while attempting to avoid power lines. Factors were the loss of power on both the left and right engines as a result of water contamination in the fuel system, the pilot's inadequate preflight procedures, and the…
- [NTSB FTW99LA145](https://openairdocs.org/ntsb/FTW99LA145.md): Bellanca 8KCAB · Lufkin, TX · Accident · No injuries · Limited investigation · Final report · May 21, 1999 · N5500C · Substantial damage
  > The loss of control due to the separation of the left main landing gear as a result of the fatigue failure of the U-bolt which attaches the landing gear to the airframe.
- [NTSB ATL99LA091](https://openairdocs.org/ntsb/ATL99LA091.md): Piper PA-30 · Brooksville, FL · Accident · No injuries · Limited investigation · Final report · May 15, 1999 · N8055Y · Substantial damage
  > The certified flight instructor's failure to recover from a porpoise during landing and his failure to maintain directional control.
- [NTSB MIA99LA074](https://openairdocs.org/ntsb/MIA99LA074.md): Bellanca 7KCAB · Crystal River, FL · Accident · No injuries · Limited investigation · Final report · Feb 3, 1999 · N68573 · Substantial damage
  > The failure of the pilot to maintain directional control during takeoff and his failure to abort the takeoff after directional control was lost.
- [NTSB IAD99LA026](https://openairdocs.org/ntsb/IAD99LA026.md): Piper PA-30 · Fairfield, VA · Accident · Serious injuries · Limited investigation · Final report · Jan 5, 1999 · N3TH · Destroyed
  > The owner's failure to comply with the Airworthiness Directive and the subsequent fuel system filter blockage by ice leading to fuel starvation and power loss of the right engine. Additionally, the pilot's improper selection of the left auxiliary fuel tank…
- [NTSB IAD98LA104](https://openairdocs.org/ntsb/IAD98LA104.md): Piper PA-30 · Dayton, OH · Accident · Serious injuries · Limited investigation · Final report · Aug 30, 1998 · N8349Y · Substantial damage
  > the pilot's inadequate recovery from a bounced landing.
- [NTSB ATL98LA118](https://openairdocs.org/ntsb/ATL98LA118.md): Piper PA-30-39 · Greenville, NC · Accident · No injuries · Limited investigation · Final report · Aug 20, 1998 · N7298Y · Substantial damage
  > A loose wiring connection at the landing gear motor relay that prevented the electrical extension of the landing gear.
- [NTSB FTW98LA312](https://openairdocs.org/ntsb/FTW98LA312.md): Piper PA-30 · Watkins, CO · Accident · Minor injuries · Limited investigation · Final report · Jul 16, 1998 · N444BP · Substantial damage
  > The pilot misjudged his altitude. Contributing to the accident were unfavorable wind and dark night conditions.
- [NTSB SEA98LA085](https://openairdocs.org/ntsb/SEA98LA085.md): Piper PA-30 · Everett, WA · Accident · 1 fatal · Limited investigation · Final report · Jun 4, 1998 · N98NT · Minor damage
  > The pilot-in-command's exiting the aircraft with both engines running to remove a wheel chock. A factor was the inadequate preflight of the aircraft (not removing the chock) prior to engine start.
- [NTSB IAD98LA065](https://openairdocs.org/ntsb/IAD98LA065.md): Piper PA-30 · Floyd, VA · Accident · Serious injuries · Limited investigation · Final report · Jun 1, 1998 · N7794Y · Destroyed
  > The pilot's improper selection of fuel tank position resulting in fuel starvation of both engines.
- [NTSB FTW98LA094](https://openairdocs.org/ntsb/FTW98LA094.md): Champion 7KCAB · Leadville, CO · Accident · No injuries · Limited investigation · Final report · Jan 10, 1998 · N5275X · Substantial damage
  > The failure of the pilot to maintain directional control of the airplane. Factors were a sudden windshift from a headwind to a quartering tailwind, and the snowbank.
- [NTSB CHI98LA072](https://openairdocs.org/ntsb/CHI98LA072.md): Piper PA-30/A · Hastings, NE · Accident · 1 fatal · Limited investigation · Final report · Dec 24, 1997 · N9WG · Destroyed
  > The pilot's improper IFR procedure, by which he failed to maintain minimum descent altitude. Fog, a low ceiling, and night condition were a contributing factor.
- [NTSB FTW97LA368](https://openairdocs.org/ntsb/FTW97LA368.md): Bellanca 7KCAB · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Sep 19, 1997 · N88314 · Substantial damage
  > failure of the right main landing gear due to multiple fatigue cracks.
- [NTSB LAX97LA310](https://openairdocs.org/ntsb/LAX97LA310.md): Bingelis Falco F.8L · Watsonville, CA · Accident · No injuries · Limited investigation · Final report · Sep 4, 1997 · N84TX · Substantial damage
  > the pilot's misjudgment of distance and speed on final approach, leading to a landing undershoot.
- [NTSB CHI97LA247](https://openairdocs.org/ntsb/CHI97LA247.md): Champion 7KCAB · Hampshire, IL · Accident · No injuries · Limited investigation · Final report · Aug 5, 1997 · N5066X · Substantial damage
  > the pilot's failure to maintain directional control of the airplane during landing, and his excessive use of brakes, which resulted in a nose over. Factors relating to the accident were: the crosswind condition, and the pilot's lack of experience in the make…
- [NTSB MIA97LA080](https://openairdocs.org/ntsb/MIA97LA080.md): Piper PA-30 · Sarasota, FL · Accident · No injuries · Limited investigation · Final report · Feb 1, 1997 · N64TD · Substantial damage
  > the pilot's failure to maintain clearance from obstacles.
- [NTSB MIA97FA049](https://openairdocs.org/ntsb/MIA97FA049.md): Piper PA-30 · Goldsboro, NC · Accident · 1 fatal · Field investigation · Final report · Dec 28, 1996 · N8220Y · Destroyed
  > The pilot's failure to follow instrument approach procedures during numerous instrument approaches and missed approaches which resuled in a total loss of engine power on both engines due to fuel exhaustion. Factors contributing to the accident were: the…
- [NTSB ATL97LA018](https://openairdocs.org/ntsb/ATL97LA018.md): Piper PA-30-160 · Cartersville, GA · Accident · No injuries · Limited investigation · Final report · Nov 11, 1996 · N7392Y · Substantial damage
  > the flight instructor's (CFI's) inadequate supervision by failing to ensure that directional control of the aircraft was maintained, during a simulated engine failure. The student pilot's delay in performing the appropriate single-engine emergency procedure…
- [NTSB ANC96LA155](https://openairdocs.org/ntsb/ANC96LA155.md): Champion 7GCBC · Skwentna, AK · Accident · No injuries · Limited investigation · Final report · Sep 15, 1996 · N9033L · Substantial damage
  > the pilot's improper planning/decision. Related factors were: the terrain condition, unfavorable (lee-side) wind, and trees.
- [NTSB IAD96LA137](https://openairdocs.org/ntsb/IAD96LA137.md): Bellanca 8KCAB · Waterford, OH · Accident · Serious injuries · Limited investigation · Final report · Aug 18, 1996 · N88428 · Substantial damage
  > the pilot's decision to abruptly maneuver the airplane with insufficient altitude to recover.
- [NTSB CHI96FA278](https://openairdocs.org/ntsb/CHI96FA278.md): Lancair 320 · Fond Du Lac, WI · Accident · 1 fatal · Field investigation · Final report · Aug 8, 1996 · N320L · Destroyed
  > the fatigue in the propeller flange with soft material and oversized lightening holes. A factor was the pilot's inability to maintain control of the aircraft due to the exceeded weight and balance which led to a stall/spin.
- [NTSB LAX96FA290](https://openairdocs.org/ntsb/LAX96FA290.md): Bellanca 8KCAB · Mound House, NV · Accident · 1 fatal · Field investigation · Final report · Jul 25, 1996 · N57438 · Destroyed
  > the flight instructor's improper in-flight planning/decision by allowing the student pilot to get too low during a simulated emergency landing before initiating a go-around.
- [NTSB CHI96LA253](https://openairdocs.org/ntsb/CHI96LA253.md): Yasecko LONG-EZE · Waukesha, WI · Accident · No injuries · Limited investigation · Final report · Jul 24, 1996 · N303Y · Substantial damage
  > Failure of the throttle cable.
- [NTSB SEA96FA133](https://openairdocs.org/ntsb/SEA96FA133.md): Bellanca 8KCAB · Pomeroy, WA · Accident · 1 fatal · Field investigation · Final report · Jun 21, 1996 · N57514 · Destroyed
  > The pilot's failure to maintain adequate clearance with the surrounding terrain while maneuvering to land. A factor was the rising terrain conditions.
- [NTSB NYC96LA069](https://openairdocs.org/ntsb/NYC96LA069.md): Bellanca 7KCAB · South Wales, NY · Accident · No injuries · Limited investigation · Final report · Mar 1, 1996 · N7807S · Substantial damage
  > the pilot's improper flare and failure to maintain directional control during landing.
- [NTSB LAX96LA102](https://openairdocs.org/ntsb/LAX96LA102.md): Piper PA-30 · Hilo, HI · Accident · No injuries · Limited investigation · Final report · Jan 28, 1996 · N7358Y · Substantial damage
  > Inadequate supervision of the student pilot by the flight instructor during an attempted go-around from a balked landing, which resulted in a loss of directional control and collision with a distance remaining marker.
- [NTSB ANC95LA155](https://openairdocs.org/ntsb/ANC95LA155.md): Champion 7GCBC · Big Lake, AK · Accident · No injuries · Limited investigation · Final report · Sep 2, 1995 · N9033L · Substantial damage
  > The pilot's failure to maintain a proper rate of descent during the approach to land, and his misjudgment of altitude to flare for landing on glassy water. The glassy water condition was a related factor.
- [NTSB SEA95LA142](https://openairdocs.org/ntsb/SEA95LA142.md): Piper PA-30 · Island Park, ID · Accident · No injuries · Limited investigation · Final report · Jul 6, 1995 · N7487Y · Substantial damage
  > The pilot's inadequate compensation for wind conditions. A factor to the accident was wind gusts.
- [NTSB MIA95LA149](https://openairdocs.org/ntsb/MIA95LA149.md): Bellanca 8KCAB · Miami, FL · Accident · Serious injuries · Limited investigation · Final report · Jun 11, 1995 · N7631S · Substantial damage
  > Total blockage of the air induction at the servo fuel injector by paper from an undetermined source and inadequate maintenance servicing by other maintenance personnel. Contributing to the accident was unsuitable terrain encountered by the pilot during the…
- [NTSB FTW95FA232](https://openairdocs.org/ntsb/FTW95FA232.md): Bellanca 8KCAB · Joaquin, TX · Accident · 1 fatal · Field investigation · Final report · Jun 7, 1995 · N8754 · Destroyed
  > The performance of aerobatics at low altitude and the inadvertent stall.
- [NTSB MIA95LA076](https://openairdocs.org/ntsb/MIA95LA076.md): Piper PA-30 · Miami, FL · Accident · Minor injuries · Limited investigation · Final report · Feb 11, 1995 · N8778Y · Substantial damage
  > The failure of the truck driver to follow airport operations procedures and signs.
- [NTSB FTW94LA322](https://openairdocs.org/ntsb/FTW94LA322.md): Bellanca 7KCAB · Frederick, CO · Accident · No injuries · Limited investigation · Final report · Sep 28, 1994 · N53844 · Substantial damage
  > A fatigue failure of the left main landing gear axle.
- [NTSB BFO94LA124](https://openairdocs.org/ntsb/BFO94LA124.md): Piper PA-30 · Sandy Hook, NJ · Accident · No injuries · Limited investigation · Final report · Jun 30, 1994 · N7041Y · Destroyed
  > The loss of engine power for reasons undetermined and the inability of the pilot to feather the propeller.
- [NTSB CHI94DCA01](https://openairdocs.org/ntsb/CHI94DCA01.md): Piper PA-39 · Viburnum, MO · Accident · 1 fatal · Final report · Feb 18, 1994 · N8913Y · Destroyed
  > The pilot's failure to maintain adequate airspeed during the turn to final. The gusty tailwind during the turn was a contributing factor.
- [NTSB LAX94FA047](https://openairdocs.org/ntsb/LAX94FA047.md): Piper PA-30 · Brea, CA · Accident · 1 fatal · Field investigation · Final report · Nov 15, 1993 · N8238Y · Destroyed
  > The pilot's choice of an inadequate cruise altitude over rolling hill terrain which resulted in an in-flight collision with helium balloons and an in-flight loss of control for undetermined reasons. A factor in the accident was the pilot's inadequate visual…
- [NTSB LAX93LA291](https://openairdocs.org/ntsb/LAX93LA291.md): Piper PA-39 · Thermal, CA · Accident · No injuries · Limited investigation · Final report · Jul 17, 1993 · N8975Y · Substantial damage
  > the pilot's inadvertent movement of the landing gear selector switch to the up position. A factor in the accident was the difference in cockpit switch layout between the PA23 and PA39 aircraft.
- [NTSB NYC93LA132](https://openairdocs.org/ntsb/NYC93LA132.md): Piper PA-30 · Mitchellville, MD · Accident · No injuries · Limited investigation · Final report · Jun 27, 1993 · N7563Y · Substantial damage
  > The failure of the pilot to maintain a proper glide path during the final approach, which resulted in the airplane striking a moving vehicle.
- [NTSB LAX93LA237](https://openairdocs.org/ntsb/LAX93LA237.md): Schmidt JURCA-MJ55 · Bakersfield, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 2, 1993 · N5045 · Substantial damage
  > Loss of engine power for undetermined reasons.
- [NTSB ATL93LA049](https://openairdocs.org/ntsb/ATL93LA049.md): Piper PA-30 · Crossville, TN · Accident · No injuries · Limited investigation · Final report · Jan 2, 1993 · N7712Y · Substantial damage
  > The pilot's failure to follow checklist procedures in that he did not utilize the alternate gear extension method when electrical power was lost. A factor was his failure to follow the checklist when he failed to turn on the generators prior to flight, which…
- [NTSB DEN93LA014](https://openairdocs.org/ntsb/DEN93LA014.md): Champion 7KCAB · Boulder, CO · Accident · No injuries · Limited investigation · Final report · Dec 2, 1992 · N2751G · Substantial damage
  > Undetermined.
- [NTSB CHI92DCA04](https://openairdocs.org/ntsb/CHI92DCA04.md): Tinsman RV6 · Foristell, MO · Accident · Serious injuries · Final report · Sep 13, 1992 · N42JT · Substantial damage
  > The partial failure of the fuel injection system. Factors related to the accident are the pilot's insufficient altitude to reach the runway from the downwind leg, and the presence of transmission wires in the off airport landing site.
- [NTSB BFO92LA129](https://openairdocs.org/ntsb/BFO92LA129.md): Piper PA-30K · Schaghticoke, NY · Accident · Serious injuries · Limited investigation · Final report · Sep 7, 1992 · N400RD · Substantial damage
  > The loss of total engine power due to fuel starvation. Contributing to the accident was the loss of total electrical power.
- [NTSB NYC92LA112](https://openairdocs.org/ntsb/NYC92LA112.md): Piper PA-30 · Indian Head, MD · Accident · No injuries · Limited investigation · Final report · Jun 13, 1992 · N7958Y · Substantial damage
  > The pilot improperly compensated for the wind conditions and lost control of the airplane after touchdown which resulted in the airplane departing the runway. An additional cause of the accident was, the delayed remedial action on the part of the flight…
- [NTSB LAX92LA099](https://openairdocs.org/ntsb/LAX92LA099.md): Piper PA-30 · Pacoima, CA · Accident · No injuries · Limited investigation · Final report · Jan 23, 1992 · N8662Y · Substantial damage
  > The pilot's improper preflight and delay in aborting the takeoff. Contributing to this accident was the unlocked nose baggage door.
- [NTSB DEN92LA019](https://openairdocs.org/ntsb/DEN92LA019.md): Bellanca 7KCAB · Aurora, CO · Accident · No injuries · Limited investigation · Final report · Dec 24, 1991 · N53883 · Substantial damage
  > The pilot failed to maintain control of the aircraft. A factor was: improper supervision by the flight instructor.
- [NTSB ATL92LA001](https://openairdocs.org/ntsb/ATL92LA001.md): Champion 7KCAB · Cartersville, GA · Accident · No injuries · Limited investigation · Final report · Oct 3, 1991 · N5282X · Substantial damage
  > The failure of the pilot to maintain control of the aircraft during the landing roll and the improper remedial action taken by the pilot to regain control of the airplane.
- [NTSB DEN91FA126](https://openairdocs.org/ntsb/DEN91FA126.md): Piper PA-30 · Ft. Carson, CO · Accident · 1 fatal · Field investigation · Final report · Sep 11, 1991 · N7730Y · Destroyed
  > The loss of power to both engines due first to fuel starvation followed by fuel exhaustion, the pilot's failure to refuel, and the inadvertent stall. A factor was: the pilot's improper use of powerplant controls.

Next page: https://openairdocs.org/ntsb.md?engine=41509&page=7

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 ('41509'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41509&page=6

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