# NTSB investigations: Aero Commander 690

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 WPR17LA030](https://openairdocs.org/ntsb/WPR17LA030.md): Aero Commander 690 · Scottsdale, AZ · Accident · No injuries · Limited investigation · Final report · Dec 1, 2016 · N9175N · Substantial damage
  > The pilot’s loss of directional control during the landing roll, which resulted in the runway excursion onto the rock-covered runway safety area.
- [NTSB WPR10LA034](https://openairdocs.org/ntsb/WPR10LA034.md): Aero Commander 690 · Cedar City, UT · Accident · No injuries · Limited investigation · Final report · Oct 21, 2009 · N690TR · Substantial damage
  > The failure of the landing gear accumulator/regulator and the installation of the improper priority valve, which precluded the landing gear from extending and locking into place.
- [NTSB FTW03WA227](https://openairdocs.org/ntsb/FTW03WA227.md): Aero Commander 690 · Soto La Marina, Mexico · Accident · 1 fatal · Foreign investigation · Sep 16, 2003 · N302WB · Destroyed
- [NTSB LAX02LA005](https://openairdocs.org/ntsb/LAX02LA005.md): Aero Commander 690 · Temecula, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 14, 2001 · N690JM · Substantial damage
  > a misrigging of the engine controls that resulted in an asymmetric reverse thrust condition.
- [NTSB LAX98TA251](https://openairdocs.org/ntsb/LAX98TA251.md): Aero Commander 690 · Ely, NV · Accident · No injuries · Final report · Jul 28, 1998 · N349AC · Substantial damage
  > The failure and separation of the left main gear wheel halves due to overload as a result of excessive air pressure. A contributing factor was the inadequate maintenance/service of the main gear tires.
- [NTSB LAX97LA019](https://openairdocs.org/ntsb/LAX97LA019.md): Aero Commander 690 · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Oct 15, 1996 · N15VZ · Substantial damage
  > failure of the main landing gear to fully engage in the down-and-locked position for undetermined reason(s). Loss of hydraulic pressure to the main gear for undetermined reasons(s) was a related factor.
- [NTSB CHI90LA114](https://openairdocs.org/ntsb/CHI90LA114.md): Rockwell AC-690 · Sheboygan, WI · Accident · No injuries · Limited investigation · Final report · Apr 18, 1990 · N57175 · Substantial damage
  > Failure of the pilot to complete the landing checklist and lower the landing gear. Contributing to this accident is habit pattern interference and distraction.
- [NTSB CHI87LA200](https://openairdocs.org/ntsb/CHI87LA200.md): Aero Commander 690 · Appleton, WI · Accident · No injuries · Limited investigation · Final report · Sep 2, 1987 · N9168N · Substantial damage
  > The plt rprtd that after the acft was at cruise flt, there was a rapid loss of hydraulic pressure. He returned to the dep arpt, but was unable to get the left main gear to lock down. Subsequently, the left main gear collapsed when the acft was landed. An…
- [NTSB LAX87FA239](https://openairdocs.org/ntsb/LAX87FA239.md): Rockwell 690 · Bridgeport, CA · Accident · 2 fatal · Field investigation · Final report · Jun 21, 1987 · N662DM · Destroyed
  > The flt conditions for the air ambulance trip consisted of a clear, moonless, dark night and the dest arpt was in a mtn valley with the only ground reference lights the town adjacent to the arpt. Witnesses saw the acft overfly the town and arpt at pattern alt…
- [NTSB DEN84MA266](https://openairdocs.org/ntsb/DEN84MA266.md): Aero Commander 690 · Little America, WY · Accident · 4 fatal · Major investigation · Final report · Aug 25, 1984 · N9150N · Destroyed
  > About 10 min after takeoff at 1005 MDT, the plt was cleared to climb to FL 190. This was atc's last communication with the acft. At 1030:39, the controller attempted to contact the plt to advise that he had lost radar contact & to recycle the transponder &…
- [NTSB IAD80FA019](https://openairdocs.org/ntsb/IAD80FA019.md): Aero Comdr 690 · Goldsboro, MD · Accident · Serious injuries · Closed · Jan 15, 1980 · N182 · Destroyed
- [NTSB LAX77FA004](https://openairdocs.org/ntsb/LAX77FA004.md): Beech 35-C33 · Los Angeles, CA · Accident · 2 fatal · Closed · Oct 21, 1976 · N21TH · 2 aircraft · Destroyed
- [NTSB CHI75FEE09](https://openairdocs.org/ntsb/CHI75FEE09.md): Aero Comdr 690A · Rockford, IL · Accident · No injuries · Closed · Aug 8, 1974 · N690WC · Substantial damage
- [NTSB FTW70FPJ26](https://openairdocs.org/ntsb/FTW70FPJ26.md): Aero Comdr 690 · Bethany, OK · Accident · Serious injuries · Closed · Jun 26, 1970 · N9202N · Destroyed
- [NTSB FTW69A0080](https://openairdocs.org/ntsb/FTW69A0080.md): Aero Comdr 690 · Rosedale, OK · Accident · 3 fatal · Closed · May 5, 1969 · N9001N · Destroyed

## 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.aircraft_model_code IN ('0141720'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0141720

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