# NTSB investigations: Mitsubishi MU-2B-20

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 ERA12CA128](https://openairdocs.org/ntsb/ERA12CA128.md): Mitsubishi MU-2B-20 · Picayune, MS · Accident · No injuries · Data collection · Final report · Dec 29, 2011 · N800BY · Substantial damage
  > The pilot's excessive rate of descent during the landing flare/touchdown, which resulted in a hard landing.
- [NTSB ERA11IA172](https://openairdocs.org/ntsb/ERA11IA172.md): Mitsubishi MU-2B-20 · Walterboro, SC · Incident · No injuries · Incident investigation · Final report · Jan 16, 2011 · N52CD · Minor damage
  > The inadequate inspection and rigging of the nose landing gear downlock mechanism by maintenance personnel, which resulted in the failure of a bolt and the subsequent collapse of the nose gear during the landing roll.
- [NTSB CHI02LA144](https://openairdocs.org/ntsb/CHI02LA144.md): Mitsubishi MU2B-20 · Belleville, MI · Accident · No injuries · Limited investigation · Final report · May 28, 2002 · N54CK · Substantial damage
  > The pilot's failure to verify the extension of the landing gear prior to landing, and his failure to perform the emergency landing gear extension procedure. The popped circuit breaker was a factor.
- [NTSB DEN01FA113](https://openairdocs.org/ntsb/DEN01FA113.md): Mitsubishi MU-2B-20 · Cerrillos, NM · Accident · 2 fatal · Field investigation · Final report · Jun 10, 2001 · N187AF · Destroyed
  > the pilot's loss of aircraft control inflight for reasons undetermined. Contributing factors were the pilot's inadequate transition/upgrade training and his total lack of experience in aircraft make/model.
- [NTSB ATL99LA054](https://openairdocs.org/ntsb/ATL99LA054.md): Mitsubishi MU-2B-20 · Knoxville, TN · Accident · No injuries · Limited investigation · Final report · Mar 12, 1999 · N176BJ · Substantial damage
  > A loss of engine power for undetermined reasons. Contributing to the accident was the failure of the landing gear to extend for undetermined reasons.
- [NTSB ATL96LA078](https://openairdocs.org/ntsb/ATL96LA078.md): Mitsubishi MU-2B · Batesville, MS · Accident · No injuries · Limited investigation · Final report · Apr 7, 1996 · N310MA · Substantial damage
  > an anomaly in the fuel system that allowed a pressure differential to occur between the center and outer portions of the main integral fuel tank, which in turn resulted in fuel starvation of both engines. A factor relating to the accident was: failure of…
- [NTSB FTW91FA074](https://openairdocs.org/ntsb/FTW91FA074.md): Mitsubishi MU-2B-20 · Kenefic, OK · Accident · 1 fatal · Field investigation · Final report · May 7, 1991 · N106MA · 2 aircraft · Destroyed
  > Improper planning/decision by the pilots of both aircraft, and the Mitsubishi pilot's misjudgment of his position, while attempting to fly formation at night with an aircraft that did not have all navigation lights operative. Factors related to the accident…
- [NTSB BFO89LA023](https://openairdocs.org/ntsb/BFO89LA023.md): Mitsubishi MU-2B-20F · San Diego, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 28, 1989 · N701DM · Destroyed
  > Pilot incapacitation for an unknown reason.
- [NTSB NYC88LA055](https://openairdocs.org/ntsb/NYC88LA055.md): Mitsubishi MU-2B-20 · White Plains, NY · Accident · No injuries · Limited investigation · Final report · Dec 7, 1987 · N866Q · Substantial damage
  > The cross country business flight was uneventful from concord, new hampshire to White Plains, new york under clear sky. During final approach, the pilot extended the gear but did not notice that the circuit breaker had opened and the gear was not lowered. The…
- [NTSB ATL87FA173](https://openairdocs.org/ntsb/ATL87FA173.md): Mitsubishi MU-2B · Coral Springs, FL · Accident · 1 fatal · Field investigation · Final report · Jun 18, 1987 · N184MA · Destroyed
  > The pilot reported to ground personnel at fort lauderdale that he was experiencing an avionics problem and the passengerentry door was sprung the day before when it was slammed; however, the pilot elected to depart. The aircraft wreckage was located on June…
- [NTSB DEN87FA003](https://openairdocs.org/ntsb/DEN87FA003.md): Mitsubishi MU-2B-20 · Denver, CO · Accident · No injuries · Field investigation · Final report · Oct 12, 1986 · N3MU · Substantial damage
  > Acft had been repossessed and was being ferried from grand junction, CO, to chicago, IL, with en route stop at Denver, CO. After takeoff from Denver, landing gear would not retract. Plt made several attempts without success. He elected to return to Denver.…
- [NTSB FTW86FA015](https://openairdocs.org/ntsb/FTW86FA015.md): Mitsubishi MU-2B-2D · El Paso, TX · Accident · 1 fatal · Field investigation · Final report · Oct 17, 1985 · N23CD · Destroyed
  > The plt canceled his IFR flt plan and attempted to fly VFR at a relatively low alt over mountainous terrain with low scattered clouds on a dark night. He reported a large lighted area as being downtown El Paso when in reality it was most likely coronado…
- [NTSB FTW85LA229](https://openairdocs.org/ntsb/FTW85LA229.md): Mitsubishi MU-2B-20 · San Angelo, TX · Accident · No injuries · Limited investigation · Final report · May 21, 1985 · N711LL · Substantial damage
  > A piece of unidentified equipment reportedly was not properly secured during previous maintenance. The equipment reportedly was mounted immediately above the nose wheel extension/retraction mechanism and moved due to acft vibration preventing the nose gear…
- [NTSB CHI83LA051](https://openairdocs.org/ntsb/CHI83LA051.md): Mitsubishi MU-2B-20 · Muskegon, MI · Accident · Minor injuries · Limited investigation · Final report · Dec 15, 1982 · N45EV · Substantial damage
  > The pilot descended below his altitude and struck trees approximately 4.7 miles south of his destination. The aircraft continued to fly and the pilot elected to make an emergency landing. After touchdown the aircraft skidded down the runway for approximately…
- [NTSB ATL83FA063](https://openairdocs.org/ntsb/ATL83FA063.md): Mitsubishi MU-2B · Louisville, KY · Accident · Serious injuries · Field investigation · Final report · Dec 15, 1982 · N5589S · Substantial damage
  > A takeoff was initiated from a 3539 ft wet/upsloping rwy. The gross wt of the acft was about 9300 lbs (300 lbs under themax gross wt). The plt stated the acft accelerated, but never reach '107.' After using about 2700 ft, the plt decided to abort the takeoff,…
- [NTSB MKC82DA146](https://openairdocs.org/ntsb/MKC82DA146.md): Mitsubishi MU-2B-20 · Camdenton, MO · Accident · No injuries · Final report · Aug 18, 1982 · N550MA · Substantial damage
  > The pilot landed hard damaging the landing gear on a paved area short of the displaced threshold. Flaps were set at 20 degrees instead of 40 degrees. After initial landing, the aircraft swerved right and went off the runway.
- [NTSB ATL81IA033](https://openairdocs.org/ntsb/ATL81IA033.md): Mitsubishi MU-2B · Norfolk, VA · Incident · No injuries · Closed · Jan 6, 1981 · N755Q · Minor damage
- [NTSB DEN80FA012](https://openairdocs.org/ntsb/DEN80FA012.md): Mitsubishi MU-2B · Provo, UT · Accident · 2 fatal · Closed · Dec 21, 1979 · N200BR · Destroyed
- [NTSB IAD80FA007](https://openairdocs.org/ntsb/IAD80FA007.md): Mitsubishi MU-2F · Nashville, TN · Accident · 5 fatal · Closed · Nov 1, 1979 · N873Q · Destroyed
- [NTSB MIA77FKJ08](https://openairdocs.org/ntsb/MIA77FKJ08.md): Mitsubishi MU-2B · Gadsden, AL · Accident · No injuries · Closed · Dec 3, 1976 · N304L · Substantial damage
- [NTSB CHI74AC059](https://openairdocs.org/ntsb/CHI74AC059.md): Mitsubishi MU-2B · Elyria, OH · Accident · No injuries · Closed · Jan 11, 1974 · N106MA · Substantial damage
- [NTSB FTW73DQG43](https://openairdocs.org/ntsb/FTW73DQG43.md): Mitsubishi MU-2B · Cedillos C, Mexico · Accident · 2 fatal · Closed · Jun 13, 1973 · N882Q · Destroyed
- [NTSB CHI73AC067](https://openairdocs.org/ntsb/CHI73AC067.md): Mitsubishi MU-2 · Detroit, MI · Accident · No injuries · Closed · Jan 31, 1973 · N866Q · Substantial damage
- [NTSB CHI73FEA25](https://openairdocs.org/ntsb/CHI73FEA25.md): Mitsubishi MU-2B · Noblesville, IN · Accident · No injuries · Closed · Jan 12, 1973 · N555C · Substantial damage
- [NTSB MIA73AM054](https://openairdocs.org/ntsb/MIA73AM054.md): Mitsubishi MU-2B · Alcolu, SC · Accident · 1 fatal · Closed · Nov 20, 1972 · N757Q · Destroyed
- [NTSB CHI72FEP24](https://openairdocs.org/ntsb/CHI72FEP24.md): Mitsubishi MU2B20 · East Troy, WI · Accident · No injuries · Closed · Dec 11, 1971 · N304L · Substantial damage
- [NTSB IAD70AI039](https://openairdocs.org/ntsb/IAD70AI039.md): Mitsubishi MU-2B · Salisbury, MD · Accident · Serious injuries · Closed · Jan 16, 1970 · N764Q · 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 ('5780407'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5780407

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