# NTSB investigations: Lycoming IO-540 series, NV

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 WPR23LA272](https://openairdocs.org/ntsb/WPR23LA272.md): Mellinger B L III/Briebleb R Glasair III · Pahrump, NV · Accident · No injuries · Class 3 · Limited · Final report · Jul 17, 2023 · N196G · Substantial damage
  > A fuel leak due to damaged threads on a fuel line fitting, which resulted in an interruption of fuel flow and a total loss of engine power due to fuel starvation.
- [NTSB WPR20CA197](https://openairdocs.org/ntsb/WPR20CA197.md): Robinson R44 · Pioche, NV · Accident · No injuries · Class 4 · Data collection · Final report · Jun 28, 2020 · N7530B · Substantial damage
  > The pilot’s decision to fly at low level over mountainous terrain and his inability to recover when the helicopter encountered a downdraft that resulted in a collision with terrain.
- [NTSB WPR20FA013](https://openairdocs.org/ntsb/WPR20FA013.md): Robinson R44 · Las Vegas, NV · Accident · 2 fatal · Class 3 · Field · Final report · Oct 23, 2019 · N225JM · Substantial damage
  > An undetermined inflight event that resulted in the pilot performing an autorotation to uneven terrain for reasons that could not be determined due to the extent of impact damage.
- [NTSB WPR18FA253](https://openairdocs.org/ntsb/WPR18FA253.md): Commander 114 · Jean, NV · Accident · 1 fatal · Class 2 · Field · Final report · Sep 6, 2018 · N6064C · Destroyed
  > The pilot failed to maintain adequate speed while maneuvering at a low attitude during night and entered an aerodynamic stall and subsequent spin.
- [NTSB WPR17LA076](https://openairdocs.org/ntsb/WPR17LA076.md): Piper Aerostar 602P · Reno, NV · Accident · No injuries · Limited investigation · Final report · Mar 11, 2017 · N301FW · Substantial damage
  > The failure of the left main landing gear to fully extend for reasons that could not be determined because postaccident examination and testing did not reveal any evidence of preimpact mechanical failures or malfunctions that would have precluded normal…
- [NTSB WPR15LA196](https://openairdocs.org/ntsb/WPR15LA196.md): Piper PA 32R-301 · Boulder City, NV · Accident · No injuries · Limited investigation · Final report · Jun 22, 2015 · N35590 · Substantial damage
  > A total loss of engine power during cruise flight for reasons that could not be determined based on the available evidence.
- [NTSB WPR13LA082](https://openairdocs.org/ntsb/WPR13LA082.md): Piper PA-60-602P · North Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Jan 2, 2013 · N3AG · Substantial damage
  > The pilot’s failure to maintain an adequate descent rate while on final approach, which resulted in a hard landing and landing gear collapse due to overload following the failure of both engines to respond to power inputs during an attempted go-around for…
- [NTSB WPR12LA075](https://openairdocs.org/ntsb/WPR12LA075.md): Piper Aerostar 601P · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Jan 5, 2012 · N104RM · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll.
- [NTSB WPR10FA449](https://openairdocs.org/ntsb/WPR10FA449.md): Piper PA-32RT-300 · Las Vegas, NV · Accident · 2 fatal · Field investigation · Final report · Sep 6, 2010 · N36072 · Substantial damage
  > The pilot's inability to maintain a positive rate of climb after takeoff for undetermined reasons.
- [NTSB WPR09CA470](https://openairdocs.org/ntsb/WPR09CA470.md): Robinson Helicopter R44 II · Mt Charleston, NV · Accident · Minor injuries · Data collection · Final report · Sep 28, 2009 · N29LE · Destroyed
  > The pilot's failure to maintain aircraft control and terrain clearance while maneuvering at a low altitude above high terrain. Contributing to the accident was a downdraft and high density altitude.
- [NTSB WPR09LA411](https://openairdocs.org/ntsb/WPR09LA411.md): Robinson R44 · Tonopah, NV · Accident · Serious injuries · Limited investigation · Final report · Aug 21, 2009 · N19DV · Substantial damage
  > The pilot’s failure to maneuver the helicopter within its performance capabilities while at a low altitude in mountainous terrain and in high density altitude conditions.
- [NTSB SEA08CA210](https://openairdocs.org/ntsb/SEA08CA210.md): Maule MX-7-2325 · Smith, NV · Accident · No injuries · Data collection · Final report · Sep 25, 2008 · N5670A · Substantial damage
  > The pilot's excessive brake application during the landing roll, which resulted in a nose over.
- [NTSB LAX08LA268](https://openairdocs.org/ntsb/LAX08LA268.md): Rouse Glasair III · Reno, NV · Accident · No injuries · Limited investigation · Final report · Aug 16, 2008 · N1YZ · Substantial damage
  > The excessively worn throttle/mixture linkage arms and pins and a missing mixture control linkage spring washer, which resulted in a loss of power due to an excessively rich mixture.
- [NTSB SEA07LA270](https://openairdocs.org/ntsb/SEA07LA270.md): Socata TB20 · Beatty, NV · Accident · Serious injuries · Limited investigation · Final report · Sep 22, 2007 · N203AB · Substantial damage
  > The pilot's failure to follow the manufacturer's procedures during a go-around and subsequent loss of airplane control. A contributing factor to the accident was the dark night.
- [NTSB LAX01TA284](https://openairdocs.org/ntsb/LAX01TA284.md): Aero Commander 500S · Elko, NV · Accident · No injuries · Final report · Aug 21, 2001 · N975AA · Substantial damage
  > The main landing gear collapsed for undetemined reasons.
- [NTSB LAX01LA030](https://openairdocs.org/ntsb/LAX01LA030.md): Piper PA-32R-301 · Dayton Valley, NV · Accident · No injuries · Limited investigation · Final report · Nov 1, 2000 · N8139A · Substantial damage
  > The pilot's failure to attain a proper glide path during the final approach resulting in an undershoot of the runway. Factors were the lack of runway lights and night lighting condition.
- [NTSB LAX93LA114](https://openairdocs.org/ntsb/LAX93LA114.md): Eagle DW-1 · Rachael, NV · Accident · No injuries · Limited investigation · Final report · Feb 11, 1993 · N8805D · Substantial damage
  > The pilot poor preflight planning and preparation. The road sign was a factor relating to this accident.
- [NTSB SEA85LA193](https://openairdocs.org/ntsb/SEA85LA193.md): Eagle DW-1 · Orovada, NV · Accident · No injuries · Limited investigation · Final report · Jun 3, 1985 · N8804F · Substantial damage
  > After completing his last spray run, the plt began a turn. During the turn, the eng lost power, then restarted & lost power again. Attempts to restart the eng were to no avail. Since the acft was still at a very low alt (aprx 50 ft), an emerg landing was…
- [NTSB SEA85LA078](https://openairdocs.org/ntsb/SEA85LA078.md): Piper PA-32-300 · Fish Lake Valle, NV · Accident · No injuries · Limited investigation · Final report · Mar 13, 1985 · N2965A · Substantial damage
  > During landing roll the acft veered sharply to the left and struck an irrigation sprinkling system. The operator discovered that the valve stem to the tire had broken and the plt had landed with a flat tire.
- [NTSB SEA84LA126](https://openairdocs.org/ntsb/SEA84LA126.md): Piper Aerostar 601P · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Jun 5, 1984 · N14NP · Substantial damage
  > The plt stated he lowered the gear before entering the traffic pattern & noted a down-&-locked indication. He reported that during the landing flare, the gear unsafe horn sounded & he applied power to go around. However, he felt the acft scrap the surface, so…
- [NTSB OAK78FVW05](https://openairdocs.org/ntsb/OAK78FVW05.md): Piper PA32R · Pahrump, NV · Accident · No injuries · Closed · Dec 8, 1977 · N47630 · 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."eventStateOrRegion" = 'NV' AND c."eventCountry" = 'USA'
  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&state=NV

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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.