# NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164B

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.

Page 3 of 9 · 426 cases

## Cases, newest first

- [NTSB FTW01LA136](https://openairdocs.org/ntsb/FTW01LA136.md): Grumman-Schweizer G-164B · Powhatan, AR · Accident · 1 fatal · Limited investigation · Final report · Jun 6, 2001 · N48721 · Destroyed
  > the pilot's failure to maintain obstacle clearance while maneuvering after takeoff.
- [NTSB LAX01LA195](https://openairdocs.org/ntsb/LAX01LA195.md): Schweizer G-164B · Butte City, CA · Accident · Serious injuries · Limited investigation · Final report · May 31, 2001 · N6902K · Substantial damage
  > a fatigue failure of a propeller bolt.
- [NTSB FTW01LA119](https://openairdocs.org/ntsb/FTW01LA119.md): Grumman-Schweizer G-164B · Rosharon, TX · Accident · No injuries · Limited investigation · Final report · May 15, 2001 · N6778K · Substantial damage
  > the pilot's failure to maintain aircraft control while maneuvering. Factors were the weather conditions and the muddy terrain.
- [NTSB MIA01LA105](https://openairdocs.org/ntsb/MIA01LA105.md): Grumman G-164B · Dyer, TN · Accident · No injuries · Limited investigation · Final report · Mar 27, 2001 · N6552K · Substantial damage
  > The improper installation of the main landing gear tire (pinched tube) by company maintenance personnel resulting in a total loss of air pressure in-flight, loss of directional control on landing roll, and subsequent nose down.
- [NTSB LAX00LA345](https://openairdocs.org/ntsb/LAX00LA345.md): Grumman-Schweizer G-164B · Tracy, CA · Accident · No injuries · Limited investigation · Final report · Sep 22, 2000 · N8981H · Substantial damage
  > Loss of engine power due to failure and separation of the number one connecting rod.
- [NTSB FTW00LA253](https://openairdocs.org/ntsb/FTW00LA253.md): Grumman-Schweizer G-164B · Erick, OK · Accident · No injuries · Limited investigation · Final report · Sep 7, 2000 · N8255K · Substantial damage
  > the loss of engine power for undetermined reasons while maneuvering. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW00LA239](https://openairdocs.org/ntsb/FTW00LA239.md): Grumman-Schweizer G-164B · Kaplan, LA · Accident · No injuries · Limited investigation · Final report · Aug 21, 2000 · N6506K · Substantial damage
  > the failure of the supercharger during takeoff. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB LAX00LA285](https://openairdocs.org/ntsb/LAX00LA285.md): Grumman G-164B · Tracy, CA · Accident · 1 fatal · Limited investigation · Final report · Aug 1, 2000 · N6737K · Destroyed
  > The pilot's failure to maintain adequate clearance from obstacles while maneuvering during an aerial application flight.
- [NTSB FTW00LA210](https://openairdocs.org/ntsb/FTW00LA210.md): Grumman-Schweizer G-164B · Ville Platte, LA · Accident · 1 fatal · Limited investigation · Final report · Jul 15, 2000 · N428KG · Destroyed
  > The loss of control for an undetermined reason.
- [NTSB LAX00LA246](https://openairdocs.org/ntsb/LAX00LA246.md): Grumman G-164B · King City, CA · Accident · No injuries · Limited investigation · Final report · Jul 3, 2000 · N48456 · Destroyed
  > The loss of engine power for undetermined reasons.
- [NTSB SEA00LA099](https://openairdocs.org/ntsb/SEA00LA099.md): Grumman-Schweizer G-164B · Colfax, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 5, 2000 · N6549K · Substantial damage
  > The pilots failure to maintain clearance from power transmission lines.
- [NTSB FTW00LA167](https://openairdocs.org/ntsb/FTW00LA167.md): Grumman-Schweizer G164B · Natchitoches, LA · Accident · No injuries · Limited investigation · Final report · Jun 1, 2000 · N48723 · Destroyed
  > The failure of the pilot to maintain directional control during the landing roll, which resulted in a ground loop. A factor was the crosswind.
- [NTSB MIA00LA168](https://openairdocs.org/ntsb/MIA00LA168.md): Grumman G-164B · Monticello, MS · Accident · No injuries · Limited investigation · Final report · May 22, 2000 · N6744K · Substantial damage
  > The failure of the pilot to maintain directional control during takeoff into crosswind conditions resulting in the collision with trees. A factor in the accident was the pilot's lack of familiarity with the aircraft.
- [NTSB ATL99LA133](https://openairdocs.org/ntsb/ATL99LA133.md): Grumman-Schweizer G-164B · Enterprise, AL · Accident · Minor injuries · Limited investigation · Final report · Sep 19, 1999 · N6736Q · Destroyed
  > The loss of engine power for undetermined reasons. Contributing to the severity of the accident was the in-flight collision with a tree during the forced landing.
- [NTSB FTW99LA218](https://openairdocs.org/ntsb/FTW99LA218.md): Grumman-Schweizer G-164B · Ferriday, LA · Accident · No injuries · Limited investigation · Final report · Aug 12, 1999 · N8253K · Substantial damage
  > The pilot's failure to refuel the airplane which resulted in a loss of engine power due to fuel exhaustion. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW99LA182](https://openairdocs.org/ntsb/FTW99LA182.md): Grumman G-164B · Iowa, LA · Accident · Minor injuries · Limited investigation · Final report · Jul 6, 1999 · N6703Q · Substantial damage
  > The pilot's failure to maintain clearance with the crops being sprayed. A factor was the pilot's diverted attention.
- [NTSB CHI99LA215](https://openairdocs.org/ntsb/CHI99LA215.md): Grumman-Schweizer G-164B · Page, ND · Accident · No injuries · Limited investigation · Final report · Jul 3, 1999 · N6633K · Substantial damage
  > the pilot's failure to compensate for the wind conditions. Factors were the sudden windshift and the crops.
- [NTSB FTW99FA150](https://openairdocs.org/ntsb/FTW99FA150.md): Grumman-Schweizer G164-B · Brinkley, AR · Accident · 1 fatal · Field investigation · Final report · May 26, 1999 · N8285K · Destroyed
  > The pilot's inadvertent VFR flight into instrument meteorological conditions. Contributing factors were the pilots failure to maintain control of the aircraft, spatial disorientation, and the fog.
- [NTSB CHI99LA162](https://openairdocs.org/ntsb/CHI99LA162.md): Grumman-Schweizer G-164B · Buxton, ND · Accident · No injuries · Limited investigation · Final report · May 25, 1999 · N6524K · Substantial damage
  > the number one cylinder's separation, the pilot's visual lookout not possible through the oil given off by the number one cylinder, and the embankment. A factor in the accident was the oil.
- [NTSB FTW99LA134](https://openairdocs.org/ntsb/FTW99LA134.md): Grumman-Schweizer G164-B · Garwood, TX · Accident · No injuries · Limited investigation · Final report · May 8, 1999 · N6771K · Destroyed
  > The pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall. A related factor was the high density altitude.
- [NTSB FTW99LA113](https://openairdocs.org/ntsb/FTW99LA113.md): Grumman-Schweizer G-164B · Franklinton, LA · Accident · No injuries · Limited investigation · Final report · Apr 9, 1999 · N6673Q · Destroyed
  > Loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW99LA101](https://openairdocs.org/ntsb/FTW99LA101.md): Grumman G-164B · Jennings, LA · Accident · No injuries · Limited investigation · Final report · Mar 26, 1999 · N6758Q · Substantial damage
  > The pilot's inadvertent stall during the departure turn to downwind. A factor was the tailwind.
- [NTSB CHI99LA046](https://openairdocs.org/ntsb/CHI99LA046.md): Grumman G-164B · Naponee, NE · Accident · Minor injuries · Limited investigation · Final report · Dec 3, 1998 · N6676Q · Substantial damage
  > the pilot's failure to identify the wires prior to spraying the field and the low altitude at which the pilot was flying. A factor was the wires which the airplane contacted.
- [NTSB MIA99LA041](https://openairdocs.org/ntsb/MIA99LA041.md): Grumman-Schweizer G-164B · Fort Gains, GA · Accident · No injuries · Limited investigation · Final report · Dec 1, 1998 · N6630Q · Substantial damage
  > a power loss due to internal damage to the second- and third- stage turbine rotor blades, due to thermal heat, rendering the engine incapable of producing full power, resulting in a forced landing, and subsequent impact with the terrain.
- [NTSB ATL99LA017](https://openairdocs.org/ntsb/ATL99LA017.md): Grumman-Schweizer G164B · Cuthbert, GA · Accident · Minor injuries · Limited investigation · Final report · Nov 11, 1998 · N6656Q · Destroyed
  > The fatigue failure of the accessory gear shaft which resulted in fuel starvation and the loss of engine power. A factors was the fuel system filter restriction.
- [NTSB SEA98LA138](https://openairdocs.org/ntsb/SEA98LA138.md): Rockwell S-2R · Burley, ID · Accident · 2 fatal · Limited investigation · Final report · Jul 16, 1998 · N5036X · 2 aircraft · Substantial damage
  > A failure of both pilots to see and avoid each other's aircraft due to inadequate visual lookout.
- [NTSB CHI98LA251](https://openairdocs.org/ntsb/CHI98LA251.md): Grumman G-164B · New Haven, IL · Accident · No injuries · Limited investigation · Final report · Jul 12, 1998 · N6731K · Substantial damage
  > Water contamination of the fuel system. A related factor was the swampy terrain.
- [NTSB SEA98LA095](https://openairdocs.org/ntsb/SEA98LA095.md): Grumman-Schweizer G-164B · Starbuck, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 12, 1998 · N8252K · Destroyed
  > The pilot-in-command's failure to maintain adequate visual lookout. A contributing factor was the unmarked transmission lines.
- [NTSB FTW98LA218](https://openairdocs.org/ntsb/FTW98LA218.md): Grumman-Schweizer G-164B · Dumas, AR · Accident · No injuries · Limited investigation · Final report · May 16, 1998 · N6656K · Substantial damage
  > The pilot's improper activation of the parking brake.
- [NTSB FTW98LA206](https://openairdocs.org/ntsb/FTW98LA206.md): Grumman G-164B · Lewisville, AR · Accident · No injuries · Limited investigation · Final report · May 4, 1998 · N48484 · Substantial damage
  > The total loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW98LA194](https://openairdocs.org/ntsb/FTW98LA194.md): Grumman-Schweizer G-164B · Oberlin, LA · Accident · Serious injuries · Limited investigation · Final report · Apr 25, 1998 · N63E · Destroyed
  > The pilot's failure to maintain aircraft control. A factor was the gusty wind.
- [NTSB FTW98LA164](https://openairdocs.org/ntsb/FTW98LA164.md): Grumman-Schweizer G-164B · Tuckerman, AR · Accident · No injuries · Limited investigation · Final report · Mar 25, 1998 · N6720K · Substantial damage
  > The pilot's failure to maintain aircraft control. Factors were the wet and soft runway conditions.
- [NTSB SEA98LA038](https://openairdocs.org/ntsb/SEA98LA038.md): Grumman-Schweizer G-164B · Stanwood, WA · Accident · No injuries · Limited investigation · Final report · Feb 19, 1998 · N48493 · Substantial damage
  > The pilot's failure to apply carburetor heat. Factors included carburetor icing conditions and soft terrain in the forced landing area.
- [NTSB CHI97LA278](https://openairdocs.org/ntsb/CHI97LA278.md): Schweizer G-164B · Larimore, ND · Accident · 1 fatal · Limited investigation · Final report · Sep 3, 1997 · N8326K · Destroyed
  > the pilot delaying the swath run turnaround maneuver at the end of the field boundary, and his failure to maintain clearance between the airplane and the high tension wires. A factor was the pilot's inattentiveness regarding the time to begin the swath run…
- [NTSB CHI97LA204](https://openairdocs.org/ntsb/CHI97LA204.md): Grumman-Schweizer G-164B · Donnelly, MN · Accident · No injuries · Limited investigation · Final report · Jul 7, 1997 · N6633K · Substantial damage
  > undetermined event resulting in the broken connecting rod and cylinder.
- [NTSB MIA97LA190](https://openairdocs.org/ntsb/MIA97LA190.md): Schweizer G-164B · Edwards, MS · Accident · No injuries · Limited investigation · Final report · Jun 20, 1997 · N6816Q · Substantial damage
  > failure of the distributor drive gear in the right magneto, resulting in loss of engine power and a forced landing. The lack of suitable terrain for a forced landing was a related factor.
- [NTSB MIA97LA146](https://openairdocs.org/ntsb/MIA97LA146.md): Grumman G-164B · Ackerman, MS · Accident · No injuries · Limited investigation · Final report · Apr 21, 1997 · N6601Q · Substantial damage
  > installation of an incorrect fuel filter in the fuel tanker, which allowed water-contaminated fuel being dispensed into the aircraft, subsequent partial loss of engine power on initial takeoff climb, and a forced landing. The lack of suitable terrain for a…
- [NTSB CHI96LA287](https://openairdocs.org/ntsb/CHI96LA287.md): Grumman-Schweizer G-164B · Wellfleet, NE · Accident · No injuries · Limited investigation · Final report · Aug 9, 1996 · N6966K · Destroyed
  > failure of the pilot to maintain aircraft control, while maneuvering at low latitude. The hilly (rolling) terrain and unfavorable wind were related factors.
- [NTSB FTW96LA232](https://openairdocs.org/ntsb/FTW96LA232.md): Grumman G-164B · Newport, AR · Accident · Minor injuries · Limited investigation · Final report · May 31, 1996 · N6678Q · Substantial damage
  > failure of the pilot to maintain clearance from the power line.
- [NTSB FTW96LA231](https://openairdocs.org/ntsb/FTW96LA231.md): Grumman-Schweizer G-164B · Bunkie, LA · Accident · No injuries · Limited investigation · Final report · May 31, 1996 · N188TB · Substantial damage
  > The pilot's failure to maintain control of the airplane.
- [NTSB SEA96LA103](https://openairdocs.org/ntsb/SEA96LA103.md): Schweizer G164B · Moscow, ID · Accident · No injuries · Limited investigation · Final report · May 29, 1996 · N48559 · Substantial damage
  > inflight loss of an unsecured access plug from the engine crankcase, which resulted in a loss of engine oil and a forced landing. Factors relating to the accident were: hilly terrain, and foreign material (engine oil) on the windscreen which limited forward…
- [NTSB CHI96LA186](https://openairdocs.org/ntsb/CHI96LA186.md): Grumman-Schweizer G-164B · Crookston, MN · Accident · No injuries · Limited investigation · Final report · May 25, 1996 · N48518 · Substantial damage
  > catastrophic engine failure.
- [NTSB FTW96LA205](https://openairdocs.org/ntsb/FTW96LA205.md): Grumman G-164B · Iowa, LA · Accident · No injuries · Limited investigation · Final report · May 10, 1996 · N6832K · Substantial damage
  > the pilot's selection of an unsuitable area for takeoff. The high vegetation (tall grass) was a related factor.
- [NTSB LAX96LA124](https://openairdocs.org/ntsb/LAX96LA124.md): Schweizer G-164B · Tracy, CA · Accident · No injuries · Limited investigation · Final report · Feb 21, 1996 · N6674Q · Substantial damage
  > overheating and failure of the engine's master rod and master rod bearing due to oil starvation. A factor relating to the accident was: the lack of suitable terrain for an emergency landing.
- [NTSB FTW96LA070](https://openairdocs.org/ntsb/FTW96LA070.md): Grumman G-164B · Pawnee, OK · Accident · No injuries · Limited investigation · Final report · Dec 13, 1995 · N6642K · Substantial damage
  > The pilot's failure to maintain adequate clearance from the terrain.
- [NTSB LAX96LA012](https://openairdocs.org/ntsb/LAX96LA012.md): Grumman G-164B · Lost Hills, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 16, 1995 · N8247K · Destroyed
  > the pilot misjudged the aircraft's altitude.
- [NTSB LAX95LA346](https://openairdocs.org/ntsb/LAX95LA346.md): Grumman G-164B · Avondale, AZ · Accident · No injuries · Limited investigation · Final report · Oct 1, 1995 · N6779K · Substantial damage
  > the pilot's failure to plan to avoid wake turbulence.
- [NTSB CHI95LA272](https://openairdocs.org/ntsb/CHI95LA272.md): Grumman G-164 · Wadena, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 13, 1995 · N48611 · Substantial damage
  > the pilot's inattentiveness during the reversal turn, the pilot not maintaining control of the airplane, and the stall/mush encountered by the pilot.
- [NTSB CHI95LA266](https://openairdocs.org/ntsb/CHI95LA266.md): Grumman G164B · Bloomington, NE · Accident · No injuries · Limited investigation · Final report · Aug 10, 1995 · N6771Q · Substantial damage
  > the disintegration of the engine's super charger bearings. Factors associated with the accident were the total failure of the engine's super charger and the unsuitable terrain surrounding the airplane's departure path encountered by the pilot.
- [NTSB SEA95LA188](https://openairdocs.org/ntsb/SEA95LA188.md): Grumman G-164B · Ephrata, WA · Accident · No injuries · Limited investigation · Final report · Jul 28, 1995 · N6774Q · Substantial damage
  > The pilot's inadequate compensation for wind conditions. Factors contributing to the accident were crosswinds and gusts.

Next page: https://openairdocs.org/ntsb.md?model=3952802&page=4

## 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 ('3952802'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3952802&page=3

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