# NTSB investigations: Lycoming R680-4P-B4

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.

## Latest cases

- [NTSB CEN26LA182](https://openairdocs.org/ntsb/CEN26LA182.md): Boeing A75N1(PT17) · Waco, TX · Accident · No injuries · Class 4 · Limited · Final report · May 9, 2026 · N55732 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing with a crosswind.
- [NTSB ERA23LA381](https://openairdocs.org/ntsb/ERA23LA381.md): Boeing B75 · Erwinna, PA · Accident · No injuries · Class 4 · Limited · Final report · Sep 19, 2023 · N46Y · Substantial damage
  > The pilot’s failure to maintain control of the airplane while taking off in a crosswind.
- [NTSB CEN21LA343](https://openairdocs.org/ntsb/CEN21LA343.md): Stinson JR. SR · Ripon, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 29, 2021 · N81Y · Substantial damage
  > A total loss of engine power due to fuel starvation.
- [NTSB WPR21LA208](https://openairdocs.org/ntsb/WPR21LA208.md): Boeing A75N1(PT17) · Hollister, CA · Accident · Minor injuries · Class 3 · Limited · Final report · May 26, 2021 · N75016 · Substantial damage
  > The improper installation of a relief valve spring that was shorter than the standard spring length, which slowed the response of the propeller governor to change the pitch of the blades during climbout, resulting in a partial loss of power.
- [NTSB CEN16FA116](https://openairdocs.org/ntsb/CEN16FA116.md): Curtiss Wright Travel AIR 4000 · Palmer Lake, CO · Accident · 2 fatal · Field investigation · Final report · Mar 2, 2016 · N6464 · Destroyed
  > The pilot's failure to maintain sufficient airspeed while maneuvering at low altitude in strong gusting winds, which resulted in exceedance of the airplane's critical angle of attack and an aerodynamic stall/spin. Contributing to the accident was the pilot's…
- [NTSB ERA14CA395](https://openairdocs.org/ntsb/ERA14CA395.md): Boeing E75N1 · Penridge, PA · Accident · No injuries · Data collection · Final report · Jul 17, 2014 · N53546 · Substantial damage
  > The pilot's delayed action in correcting a drift to the right during landing roll and his improper use of the wheel brakes which resulted in the airplane nosing over.
- [NTSB ERA13LA054](https://openairdocs.org/ntsb/ERA13LA054.md): Vans RV-12 · Williamson, GA · Accident · No injuries · Limited investigation · Final report · Nov 10, 2012 · N678AD · 2 aircraft · Substantial damage
  > The inadequate visual lookout by the pilots of both airplanes, which resulted in a midair collision.
- [NTSB CEN11LA375](https://openairdocs.org/ntsb/CEN11LA375.md): Boeing A75N1(PT17) · Junction City, KS · Accident · No injuries · Limited investigation · Final report · Jun 4, 2011 · N50052 · Substantial damage
  > The degraded engine performance due to low compression on the cylinder and delayed ignition timing.
- [NTSB ERA10CA465](https://openairdocs.org/ntsb/ERA10CA465.md): Stearman E75 · Jackson, GA · Accident · No injuries · Data collection · Final report · Sep 4, 2010 · N1370V · Substantial damage
  > The pilot's diverted attention toward an unsecured engine cowl door after takeoff which resulted in his failure to maintain airspeed and altitude. Contributing to the accident was the pilot’s inadequate preflight inspection of the airplane.
- [NTSB NYC07LA124](https://openairdocs.org/ntsb/NYC07LA124.md): Boeing Stearman A75N1 · Charleston, SC · Accident · 2 fatal · Limited investigation · Final report · May 23, 2007 · N55718 · Substantial damage
  > An in-flight collision with water for undetermined reasons.
- [NTSB LAX06LA056](https://openairdocs.org/ntsb/LAX06LA056.md): Boeing B75N1 · Corona, CA · Accident · No injuries · Limited investigation · Final report · Dec 11, 2005 · N65696 · 2 aircraft · Substantial damage
  > failure of both pilots to see and avoid each other during traffic pattern operations at a non-towered airport.
- [NTSB FTW94LA254](https://openairdocs.org/ntsb/FTW94LA254.md): Boeing A75 · Comfort, TX · Accident · Serious injuries · Limited investigation · Final report · Jul 31, 1994 · N60459 · Substantial damage
  > The pilot's inadequate compensation for the crosswind and his failure to push the propeller lever full forward. Factors were the crosswind and the pilot's failure to follow the before takeoff checklist.
- [NTSB FTW89LA130](https://openairdocs.org/ntsb/FTW89LA130.md): Stinson V77 · El Paso, TX · Accident · No injuries · Limited investigation · Final report · Jul 9, 1989 · N65345 · Substantial damage
  > Pilot's failure to maintain directional control during landing roll in a high crosswind environment.
- [NTSB ATL89LA069](https://openairdocs.org/ntsb/ATL89LA069.md): Boeing E75 · Salisbury, NC · Accident · No injuries · Limited investigation · Final report · Jan 5, 1989 · N52124 · Substantial damage
  > Improper use of carburetor heat by the pilot, which resulted in carburetor ice. Factors related to the accident were: carburetor icing conditions and obstruction(s)/utility pole near the departure end of the runway.
- [NTSB FTW88DRG08](https://openairdocs.org/ntsb/FTW88DRG08.md): Boeing Stearman E-75 · Fisher, TX · Accident · No injuries · Final report · Apr 3, 1988 · N75031 · Substantial damage
  > After touchdown, the pilot stated that he lost directional control and the right main gear ran off the right side of the runway. During attempted recovery, the airplane rolled off the left side of the runway, collided with a drainage ditch and nosed over to…
- [NTSB MKC88LA006](https://openairdocs.org/ntsb/MKC88LA006.md): Boeing A-75 · Creve Coeur, MO · Accident · No injuries · Limited investigation · Final report · Oct 9, 1987 · N1754M · Substantial damage
  > While practicing stop and go ldgs, plt lost control during rollout. Acft swerved and entered an inadvertent ground loop. The right main landing gear failed and the right lower wing contacted the ground.
- [NTSB FTW86LA087](https://openairdocs.org/ntsb/FTW86LA087.md): Boeing PT-13/E-75 · Dallas, TX · Accident · No injuries · Limited investigation · Final report · May 15, 1986 · N10583 · Substantial damage
  > The plt had just departed the arpt, started to turn crosswind at 500 ft and began climbing, when the eng started sputtering and lost pwr. He did not have enough alt to return to the arpt and had to ditch the acft 200 yds off the north end of the rwy. No…
- [NTSB DEN85LA139](https://openairdocs.org/ntsb/DEN85LA139.md): Boeing A75N1 · Grand Junction, CO · Accident · No injuries · Limited investigation · Final report · May 19, 1985 · N49926 · Substantial damage
  > The plt reported that as he arrived at the destination (canyonlands, UT), there was a storm over the arpt, so he diverteded toward delta, CO. About 10 mi from delta, he encountered another storm, so he turned toward Grand Junction, CO. Before reaching the…
- [NTSB NYC82DNC12](https://openairdocs.org/ntsb/NYC82DNC12.md): Boeing PT-17 · Hamlin, ME · Accident · No injuries · Final report · Jul 31, 1982 · N1344M · Substantial damage
  > The pilot departed a private strip with 150 gallons of water mixed with fungicide and insecticide. After takeoff, he turned and began climbing over rising terrain. The terrain sloped upward from a river, rising about 400 ft. the pilot reported that he failed…
- [NTSB FTW80FPG37](https://openairdocs.org/ntsb/FTW80FPG37.md): Boeing PT-13D · N Little Rock, AR · Accident · No injuries · Closed · Jun 22, 1980 · N75658 · Substantial damage
- [NTSB MIA80DLG08](https://openairdocs.org/ntsb/MIA80DLG08.md): Boeing A75N1 · Columbia, SC · Accident · No injuries · Closed · Apr 6, 1980 · N55718 · Substantial damage
- [NTSB NYC78FHA34](https://openairdocs.org/ntsb/NYC78FHA34.md): Stearman PT-17 · Pottstown, PA · Accident · No injuries · Closed · Sep 17, 1978 · N46Y · Substantial damage
- [NTSB LAX78FUJ82](https://openairdocs.org/ntsb/LAX78FUJ82.md): Travel Air 4000 · Tolleson, AZ · Accident · Serious injuries · Closed · Jul 12, 1978 · N609H · Destroyed
- [NTSB NYC76FNC55](https://openairdocs.org/ntsb/NYC76FNC55.md): Boeing A75N1 · Belmont, ME · Accident · No injuries · Closed · Jul 10, 1976 · N70043 · Destroyed
- [NTSB LAX76FUG58](https://openairdocs.org/ntsb/LAX76FUG58.md): Stinson V-77 · 29 Palms, CA · Accident · Serious injuries · Closed · Jun 22, 1976 · N69747 · Destroyed
- [NTSB FTW76FQD23](https://openairdocs.org/ntsb/FTW76FQD23.md): Stinson V-77 · El Paso, TX · Accident · No injuries · Closed · May 1, 1976 · N65345 · Substantial damage
- [NTSB LAX76FUQ14](https://openairdocs.org/ntsb/LAX76FUQ14.md): Stinson V-77 · Pacoima, CA · Accident · No injuries · Closed · Nov 12, 1975 · N69986 · Substantial damage
- [NTSB OAK75DVG48](https://openairdocs.org/ntsb/OAK75DVG48.md): Stearman A75N1 · Orland, CA · Accident · No injuries · Closed · Mar 14, 1975 · N4763V · Substantial damage
- [NTSB FTW75DPG40](https://openairdocs.org/ntsb/FTW75DPG40.md): Boeing E75N1 · West Helena, AR · Accident · No injuries · Closed · Feb 25, 1975 · N75667 · Substantial damage
- [NTSB OAK75IP019](https://openairdocs.org/ntsb/OAK75IP019.md): Boeing 747 · Honolulu, HI · Incident · No injuries · Closed · Nov 17, 1974 · N731 · Minor damage
- [NTSB MIA75FKG19](https://openairdocs.org/ntsb/MIA75FKG19.md): Boeing A75N1 · Blakely, GA · Accident · Minor injuries · Closed · Aug 20, 1974 · N65871 · Substantial damage
- [NTSB LAX75FUG01](https://openairdocs.org/ntsb/LAX75FUG01.md): Naval Fcty N3N-3 · Lucerne, CA · Accident · Minor injuries · Closed · Jul 21, 1974 · N44760 · Substantial damage
- [NTSB MKC73DCA19](https://openairdocs.org/ntsb/MKC73DCA19.md): Boeing A75-N1 · Campbell, MO · Accident · No injuries · Closed · Mar 28, 1973 · N75016 · Substantial damage
- [NTSB CHI73DEE23](https://openairdocs.org/ntsb/CHI73DEE23.md): Boeing B75N1 · Wheeling, IL · Accident · No injuries · Closed · Aug 12, 1972 · N5404N · Substantial damage
- [NTSB FTW72FPG40](https://openairdocs.org/ntsb/FTW72FPG40.md): Boeing E75N1 · Aubrey, AR · Accident · No injuries · Closed · Sep 3, 1971 · N75667 · Substantial damage
- [NTSB OAK70DVG07](https://openairdocs.org/ntsb/OAK70DVG07.md): Boeing E-75 · Willows, CA · Accident · No injuries · Closed · Apr 8, 1970 · N4763V · Substantial damage
- [NTSB MIA70D0119](https://openairdocs.org/ntsb/MIA70D0119.md): Boeing A75 · West Columbia, SC · Accident · No injuries · Closed · Jun 4, 1969 · N55718 · Substantial damage
- [NTSB LAX69F0343](https://openairdocs.org/ntsb/LAX69F0343.md): Travelair 4000 · El Mirage, AZ · Accident · Minor injuries · Closed · Apr 21, 1969 · N6203 · Destroyed
- [NTSB FTW69D0205](https://openairdocs.org/ntsb/FTW69D0205.md): Boeing A75 · Bradley, AR · Accident · No injuries · Closed · Sep 12, 1968 · N151J · Destroyed
- [NTSB FTW66F0673](https://openairdocs.org/ntsb/FTW66F0673.md): Boeing A7571 · Kaplan, LA · Accident · No injuries · Closed · May 18, 1966 · N264HC · Substantial damage
- [NTSB MIA66F0389](https://openairdocs.org/ntsb/MIA66F0389.md): Boeing PT-13 · Atlanta, GA · Accident · No injuries · Closed · Dec 20, 1965 · N1714M · Substantial damage
- [NTSB MIA66F0208](https://openairdocs.org/ntsb/MIA66F0208.md): Boeing A-75 · Mattson, MS · Accident · Minor injuries · Closed · Aug 25, 1965 · N5820N · Substantial damage
- [NTSB NYC66D0047](https://openairdocs.org/ntsb/NYC66D0047.md): Stinson SM-8A · Provincetown, MA · Accident · No injuries · Closed · Jun 20, 1965 · N205W · Substantial damage
- [NTSB UNK64X4045](https://openairdocs.org/ntsb/UNK64X4045.md): Boeing 75N1 · Lepanto, AR · Accident · No injuries · Closed · Sep 19, 1964 · N79536 · Substantial damage
- [NTSB UNK64X3733](https://openairdocs.org/ntsb/UNK64X3733.md): Boeing E75N1 · Hazen, AR · Accident · No injuries · Closed · Sep 2, 1964 · N69858 · Substantial damage
- [NTSB UNK64X1658](https://openairdocs.org/ntsb/UNK64X1658.md): Stearman E75N1 · Henry County, AL · Accident · Minor injuries · Closed · May 7, 1964 · N3724C · Destroyed
- [NTSB UNK64X1498](https://openairdocs.org/ntsb/UNK64X1498.md): Boeing A75 · Ville Platte, LA · Accident · No injuries · Closed · Apr 28, 1964 · N1703B · Substantial damage

## 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 ('41542'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41542

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.