# NTSB investigations: Lycoming IO-540 series, 2025

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 ERA26LA086](https://openairdocs.org/ntsb/ERA26LA086.md): Pipistrel D O O Panthera X152 · Atlanta, GA · Accident · No injuries · Class 4 · Limited · Final report · Dec 12, 2025 · N37RR · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB WPR26LA020](https://openairdocs.org/ntsb/WPR26LA020.md): Piper PA-23-250 · Condon, MT · Accident · 3 fatal · Class 3 · Limited · Preliminary report · Oct 17, 2025 · N2345R · Substantial damage
  > On October 17, 2025, about 1615 mountain daylight time, a Piper PA-23-250, N2345R, was substantially damaged when it was involved in an accident near Condon, Montana. The pilot and two passengers were fatally injured. The airplane was operated as a Title 14…
- [NTSB ERA26LA013](https://openairdocs.org/ntsb/ERA26LA013.md): Cessna T182T · Venice, FL · Accident · No injuries · Class 4 · Limited · Final report · Oct 4, 2025 · N423TA · Substantial damage
  > The pilot’s failure to maintain directional control while taxiing in gusty, quartering tailwind conditions.
- [NTSB CEN25LA398](https://openairdocs.org/ntsb/CEN25LA398.md): Piper PA-60-601P · Del Norte, CO · Accident · No injuries · Class 4 · Limited · Final report · Sep 27, 2025 · N3635A · Substantial damage
  > The loss of directional control during landing roll due to a flat tire.
- [NTSB ERA25LA363](https://openairdocs.org/ntsb/ERA25LA363.md): Piper PA-32R-300 · White Plains, NY · Accident · No injuries · Class 4 · Limited · Final report · Sep 23, 2025 · N47630 · Substantial damage
  > The pilot’s failure to maintain proper glidepath during a night visual approach, which resulted in a collision with the runway lighting system. Contributing to the outcome was the pilot’s momentary disorientation due to glare from the runway approach lighting…
- [NTSB ERA25LA358](https://openairdocs.org/ntsb/ERA25LA358.md): Cessna 182 · Blue Ridge, GA · Accident · No injuries · Class 4 · Limited · Final report · Sep 20, 2025 · N1176R · Substantial damage
  > The pilot’s failure to obtain the proper touchdown point, which resulted in a runway overrun.
- [NTSB CEN25LA387](https://openairdocs.org/ntsb/CEN25LA387.md): Piper PA-32R-301 · Oxford, MS · Accident · Serious injuries · Class 4 · Limited · Final report · Sep 18, 2025 · N318JM · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack during the initial takeoff climb, which resulted in an aerodynamic stall and impact with terrain.
- [NTSB CEN25LA372](https://openairdocs.org/ntsb/CEN25LA372.md): Cessna 182T · Seymour, IN · Accident · No injuries · Class 4 · Limited · Final report · Sep 9, 2025 · N357CP · Substantial damage
  > The flight instructor’s improper landing flare which resulted in a bounced landing and loss of control.
- [NTSB ERA25LA325](https://openairdocs.org/ntsb/ERA25LA325.md): Cessna 182 · Lebanon, OH · Accident · No injuries · Class 4 · Limited · Final report · Aug 31, 2025 · N628FN · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during takeoff, which resulted in a runway excursion and collision with a sign.
- [NTSB ANC25LA099](https://openairdocs.org/ntsb/ANC25LA099.md): Robinson Helicopter R44 II · Petersville, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 29, 2025 · N74435 · Substantial damage
  > The pilot’s exceedance of the helicopter’s available power while landing in a remote confined area, which resulted in rotor droop and a hard landing.
- [NTSB ERA25LA298](https://openairdocs.org/ntsb/ERA25LA298.md): Paschal JR Roy E Velocity XL RG · Columbia, SC · Accident · No injuries · Class 4 · Limited · Final report · Aug 12, 2025 · N7778M · Substantial damage
  > A landing gear collapse during landing.
- [NTSB ERA25LA215](https://openairdocs.org/ntsb/ERA25LA215.md): Piper PA32-300 · Branford, CT · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 1, 2025 · N2242Z · Substantial damage
  > Maintenance personnel's improper installation and inspection of the crankshaft gear bolt during major overhaul, which resulted in the crankshaft gear disengaging from the accessory gears which led to a total loss of engine power.
- [NTSB WPR25FA147](https://openairdocs.org/ntsb/WPR25FA147.md): Paul Berkovitz Vans RV-10 · Simi Valley, CA · Accident · 2 fatal · Class 3 · Field · Preliminary report · May 3, 2025 · N626PB · Destroyed
  > On May 3, 2025, about 1350 Pacific daylight time, an experimental amateur-built Van’s RV-10, N626PB, was destroyed when it was involved in an accident near Simi Valley, California. The pilot and passenger were fatally injured. The airplane was operated as a…
- [NTSB WPR25LA136](https://openairdocs.org/ntsb/WPR25LA136.md): D'Apuzzo Senior Aero Sport · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 19, 2025 · N321WC · Substantial damage
  > On April 19, 2025, about 1106 Pacific daylight time, an experimental amateur built D'Apuzzo Senior Aero Sport, N321WC, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The pilot was not injured. The airplane was operated as…
- [NTSB WPR25LA118](https://openairdocs.org/ntsb/WPR25LA118.md): Robinson Helicopter R44 II · Hobbs, NM · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 25, 2025 · N7530U · Substantial damage
  > The student pilot’s loss of directional control during a hover, which resulted in an impact with terrain.
- [NTSB ERA25LA102](https://openairdocs.org/ntsb/ERA25LA102.md): Daniel A Robinson High 6 Berkut 540 · Orlando, FL · Accident · No injuries · Class 4 · Limited · Final report · Jan 20, 2025 · N976DR · Substantial damage
  > The pilot’s failure to verify the canopy latches were in the locked position prior to takeoff.
- [NTSB CEN25LA073](https://openairdocs.org/ntsb/CEN25LA073.md): Robinson Helicopter R44 II · Buras, LA · Accident · Serious injuries · Class 4 · Limited · Final report · Jan 8, 2025 · N430JM · Substantial damage
  > The pilot’s failure to maintain control during a hover taxi with a quartering tailwind.
- [NTSB ANC25LA015](https://openairdocs.org/ntsb/ANC25LA015.md): Gippsaero PTY GA8 · Nightmute, AK · Accident · No injuries · Class 4 · Limited · Final report · Jan 4, 2025 · N916RK · Substantial damage
  > The pilot’s loss of directional control while taxiing in gusting wind conditions.

## 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 year(c."eventDate") = 2025
  AND 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
```

This list as a web page: https://openairdocs.org/ntsb?engine=41530&year=2025

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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.