# NTSB investigations: Grumman G-164A

A list on [Grumman G-164A](https://openairdocs.org/model/grumman-g-164a.md).

Matched to the registry by N-number and event date, newest first.

Page 1 of 9 · 434 investigations

- [NTSB CEN25LA160](https://openairdocs.org/ntsb/CEN25LA160.md): Grumman G164 · Louise, TX · Accident · No injuries · Class 4 · Limited · Final report · Apr 18, 2025 · N5416 · Substantial damage
  > The reported loss of engine power for undetermined reasons.
- [NTSB CEN24LA364](https://openairdocs.org/ntsb/CEN24LA364.md): Grumman G-164A · LaPlace, LA · Accident · No injuries · Class 4 · Limited · Final report · Sep 21, 2024 · N6565 · Substantial damage
  > Total loss of engine power during the agricultural application flight for reasons that could not be determined.
- [NTSB CEN24LA313](https://openairdocs.org/ntsb/CEN24LA313.md): Grumman G164 · Dyess, AR · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2024 · N6569 · Substantial damage
  > The improper overhaul of the carburetor and the malfunction of left magneto which resulted in a partial loss of engine power.
- [NTSB ERA24LA286](https://openairdocs.org/ntsb/ERA24LA286.md): Grumman G-164A · Toccoa, GA · Accident · No injuries · Class 3 · Limited · Final report · Jun 29, 2024 · N7849 · Substantial damage
  > The pilot’s failure to set the engine speed control fully forward during takeoff, resulting in an engine surge and subsequent loss of control during landing.
- [NTSB CEN23LA317](https://openairdocs.org/ntsb/CEN23LA317.md): Grumman G-164A · Patoka, IL · Accident · No injuries · Class 3 · Limited · Final report · Jul 22, 2023 · N9892 · Substantial damage
  > A partial loss of engine power due to the failure of two compressor turbine blades as a result of the engine operating near or above the engine’s operating limits for an undetermined amount of time beyond the recommended engine’s TBO limit, which led to…
- [NTSB CEN18LA357](https://openairdocs.org/ntsb/CEN18LA357.md): Grumman G164 · Opelousas, LA · Accident · No injuries · Limited investigation · Final report · Aug 29, 2018 · N956X · Substantial damage
  > The loss of two securing bolts that allowed the left magneto to move around, which disrupted the spark timing and resulted in the engine losing total power.
- [NTSB CEN18LA152](https://openairdocs.org/ntsb/CEN18LA152.md): Grumman G 164A · Garwood, TX · Accident · No injuries · Limited investigation · Final report · Apr 27, 2018 · N6637 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA15LA314](https://openairdocs.org/ntsb/ERA15LA314.md): Grumman G164 · Trenton, NC · Accident · No injuries · Limited investigation · Final report · Aug 13, 2015 · N5277 · Substantial damage
  > The pilot's decision to land the airplane with a tailwind and his subsequent application of excessive braking, which resulted in a nose-over.
- [NTSB CEN15LA330](https://openairdocs.org/ntsb/CEN15LA330.md): Grumman G-164A · Emmett, KS · Accident · Minor injuries · Limited investigation · Final report · Jul 31, 2015 · N963X · Substantial damage
  > The engine failure due to several loose, damaged cylinder stud nuts and hold-down bolts. Contributing to the accident was maintenance personnel’s failure to detect that the cylinder nuts and hold-down bolts were not properly secured during the engine’s most…
- [NTSB CEN15LA204](https://openairdocs.org/ntsb/CEN15LA204.md): Grumman G 164A · Maysville, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 15, 2015 · N7951 · Substantial damage
  > The loss of engine power for reasons that could not be determined because a postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR14LA130](https://openairdocs.org/ntsb/WPR14LA130.md): Grumman G164 - A · Caruthers, CA · Accident · No injuries · Limited investigation · Final report · Feb 28, 2014 · N72ES · Substantial damage
  > An undetected fatigue crack in the landing gear leg, which initiated at an electrical arc-induced damage site of undetermined origin and resulted in landing gear failure. Contributing to the severity of damage to the airplane was the close proximity of an…
- [NTSB CEN13LA533](https://openairdocs.org/ntsb/CEN13LA533.md): Grumman G-164A · Atlantic, IA · Accident · Minor injuries · Limited investigation · Final report · Sep 6, 2013 · N7843 · Destroyed
  > The pilot’s delay in releasing product to reduce the airplane’s weight and improve its climb performance, which was reduced because of the high density altitude.
- [NTSB CEN13LA443](https://openairdocs.org/ntsb/CEN13LA443.md): Grumman G-164A · Monte Vista, CO · Accident · No injuries · Limited investigation · Final report · Jul 29, 2013 · N5324 · Substantial damage
  > The partial loss of engine power due to a fatigue failure of the engine cylinder exhaust rocker housing as a result of an excessively torqued rocker assembly.
- [NTSB CEN12LA491](https://openairdocs.org/ntsb/CEN12LA491.md): Grumman G-164A · Fergus Falls, MN · Accident · No injuries · Limited investigation · Final report · Jul 20, 2012 · N4638 · Substantial damage
  > A total loss of engine power due to a cracked No. 2 cylinder head.
- [NTSB CEN12LA458](https://openairdocs.org/ntsb/CEN12LA458.md): Grumman G-164A · Egeland, ND · Accident · No injuries · Limited investigation · Final report · Jul 7, 2012 · N6583 · Substantial damage
  > The partial loss of engine power for reasons that could not be determined during postaccident examinations.
- [NTSB WPR12CA242](https://openairdocs.org/ntsb/WPR12CA242.md): Grumman G-164A · Riverton, WY · Accident · No injuries · Data collection · Final report · Jun 3, 2012 · N5291 · Substantial damage
  > The pilot's loss of directional control during the landing roll and his deliberate application of excessive braking pressure, which resulted in a noseover.
- [NTSB CEN11LA556](https://openairdocs.org/ntsb/CEN11LA556.md): Grumman G-164A · El Campo, TX · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N6567 · Substantial damage
  > Separation of the No. 3 cylinder exhaust valve rocker arm, which resulted in a loss of engine power.
- [NTSB WPR11LA260](https://openairdocs.org/ntsb/WPR11LA260.md): Grumman G-164A · Buttonwillow, CA · Accident · No injuries · Limited investigation · Final report · Jun 14, 2011 · N5286 · Substantial damage
  > The pilot's misjudgment of the landing approach and subsequent long landing and overrun of the runway resulting in a collision with ground obstacles. Contributing to the accident was the pilot's likely fatigue and dehydration.
- [NTSB ERA11LA290](https://openairdocs.org/ntsb/ERA11LA290.md): Grumman G-164A · Albion, NY · Accident · No injuries · Limited investigation · Final report · Apr 29, 2011 · N896X · Substantial damage
  > A bearing failure in the engine’s supercharger section, which resulted in a total loss of engine power during flight. Contributing to the accident was the soft soil of the forced landing site.
- [NTSB WPR09LA373](https://openairdocs.org/ntsb/WPR09LA373.md): Grumman G164 · Riverdale, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2009 · N8741H · Substantial damage
  > The partial loss of engine power due to the failure of the engine's supercharger-blower.
- [NTSB CHI08CA242](https://openairdocs.org/ntsb/CHI08CA242.md): Schweizer G-164A · Jefferson, IA · Accident · No injuries · Data collection · Final report · Aug 8, 2008 · N73PB · Substantial damage
  > The loss of engine power for an undetermined reason and the unsuitable terrain encountered during the forced landing. The corn crop was a factor.
- [NTSB CHI08CA217](https://openairdocs.org/ntsb/CHI08CA217.md): Grumman G-164A · Veedersburg, IN · Accident · No injuries · Data collection · Final report · Jul 28, 2008 · N9892 · Substantial damage
  > The oil filler cap not reinstalled by the pilot prior to the aerial application flight and the total loss of engine oil during an aerial application. Additional causes were the low altitude of the operation and the unsuitable terrain encountered by the pilot…
- [NTSB DFW08CA192](https://openairdocs.org/ntsb/DFW08CA192.md): Grumman G-164A · Bovina, TX · Accident · No injuries · Data collection · Final report · Jul 18, 2008 · N7832 · Substantial damage
  > Loss of engine power for undetermined reasons.
- [NTSB NYC08LA245](https://openairdocs.org/ntsb/NYC08LA245.md): Grumman G-164A · Pelham, GA · Accident · 1 fatal · Limited investigation · Final report · Jul 12, 2008 · N7395 · Substantial damage
  > A partial loss of engine power for undetermined reasons which led to a forced landing in unsuitable terrain.
- [NTSB NYC07LA207](https://openairdocs.org/ntsb/NYC07LA207.md): Grumman G-164A · Goshen, NY · Accident · No injuries · Limited investigation · Final report · Sep 1, 2007 · N6578 · Substantial damage
  > A loss of engine power during cruise flight for undetermined reasons.
- [NTSB DFW07CA129](https://openairdocs.org/ntsb/DFW07CA129.md): Grumman G-164A · Sayre, OK · Accident · No injuries · Data collection · Final report · Jun 6, 2007 · N4673 · Substantial damage
  > The partial loss of engine power on takeoff-initial climb for an undetermined reason. A factor associated with the accident was the lack of suitable terrain for a forced landing.
- [NTSB CHI06LA147](https://openairdocs.org/ntsb/CHI06LA147.md): Allied Ag Cat Productions G-164A · Gonvick, MN · Accident · Minor injuries · Limited investigation · Final report · Jun 2, 2006 · N600T · Substantial damage
  > The aborted takeoff not performed by the pilot. A contributing factor is the reported loss of takeoff performance.
- [NTSB DFW06LA130](https://openairdocs.org/ntsb/DFW06LA130.md): Grumman G-164A · DeWitt, AR · Accident · 1 fatal · Limited investigation · Final report · May 18, 2006 · N6629 · 2 aircraft · Substantial damage
  > The failure by both pilots to maintain adequate visual lookout and the Grumman G-164A pilot's impairment caused by the recent use of marijuana.
- [NTSB LAX06CA168](https://openairdocs.org/ntsb/LAX06CA168.md): Grumman G-164A · Yuba City, CA · Accident · No injuries · Data collection · Final report · May 11, 2006 · N4892 · Substantial damage
  > the pilot's failure to attain and maintain an adequate airspeed during the takeoff initial climb.
- [NTSB NYC05LA126](https://openairdocs.org/ntsb/NYC05LA126.md): Grumman G-164A · Felton, DE · Accident · No injuries · Limited investigation · Final report · Aug 1, 2005 · N5495 · Substantial damage
  > The mechanic's inadequate annual inspection, and failure to comply with an airworthiness directive, which resulted in a total failure of the second stage turbine rotor.
- [NTSB LAX05LA152](https://openairdocs.org/ntsb/LAX05LA152.md): Grumman G-164A · Yuba City, CA · Accident · No injuries · Limited investigation · Final report · Apr 30, 2005 · N5304 · Substantial damage
  > a partial loss of engine power due to multiple cracks in the number 7 cylinder. The reasons for the cracks were not determined
- [NTSB DFW05CA084](https://openairdocs.org/ntsb/DFW05CA084.md): Grumman G-164A · Gilbert, LA · Accident · No injuries · Data collection · Final report · Mar 10, 2005 · N5327 · Substantial damage
  > The pilot's failure to maintain control of the airplane during landing. A contributing factor was a deflated right main tire.
- [NTSB IAD04LA027](https://openairdocs.org/ntsb/IAD04LA027.md): Grumman G-164A · Chatsworth, NJ · Accident · No injuries · Limited investigation · Final report · Jul 2, 2004 · N915X · Substantial damage
  > A blocked internal oil passage, which resulted in inadequate lubrication of the blower impeller shaft, and the subsequent partial loss of engine power.
- [NTSB CHI04CA163](https://openairdocs.org/ntsb/CHI04CA163.md): Grumman G-164A · Hutchinson, MN · Accident · No injuries · Data collection · Final report · Jun 23, 2004 · N5339 · Substantial damage
  > The pilot's failure to maintain airspeed during the low altitude turn after takeoff. A factor to the accident was the low altitude and the swampy terrain condition.
- [NTSB FTW04LA164](https://openairdocs.org/ntsb/FTW04LA164.md): Grumman G-164A · Garwood, TX · Accident · No injuries · Limited investigation · Final report · Jun 17, 2004 · N6567 · Substantial damage
  > The separation of the right main landing gear wheel and axle during take-off. Contributing factors were the fatigue of the bolts on the right main landing gear and the rough and uneven terrain.
- [NTSB CHI03LA132](https://openairdocs.org/ntsb/CHI03LA132.md): Grumman G-164A · North Platte, NE · Accident · No injuries · Limited investigation · Final report · May 20, 2003 · N7855 · Substantial damage
  > The pilot's failure to maintain directional control and the collapse of the main landing gear. A factor to the accident was the quartering tailwind.
- [NTSB CHI02LA212](https://openairdocs.org/ntsb/CHI02LA212.md): Grumman G-164 · Central City, NE · Accident · No injuries · Limited investigation · Final report · Jul 25, 2002 · N5296 · Substantial damage
  > The pilot was not able to maintain clearance with the trees when the airplane encountered a downdraft at a low altitude. An additional cause was the pilot's inadequate evaluation of the approaching weather conditions. Factors associated with the accident were…
- [NTSB DEN02LA081](https://openairdocs.org/ntsb/DEN02LA081.md): Grumman G-164A · Two Buttes, CO · Accident · No injuries · Limited investigation · Final report · Jul 24, 2002 · N5416 · Substantial damage
  > the failure of the right main landing wheel master brake cylinder and the subsequent inadvertent ground loop during the landing roll by the pilot.
- [NTSB CHI02LA152](https://openairdocs.org/ntsb/CHI02LA152.md): Grumman G-164A · Langdon, ND · Accident · No injuries · Limited investigation · Final report · Jun 5, 2002 · N7835 · Destroyed
  > The pilot did not maintain directional control while taxiing. A contributing factor was the wind gust condition present at the time of the accident.
- [NTSB FTW01LA209](https://openairdocs.org/ntsb/FTW01LA209.md): Grumman G-164A · Eagle Lake, TX · Accident · No injuries · Limited investigation · Final report · Sep 19, 2001 · N73PB · Destroyed
  > the partial loss of engine power for an undetermined reason, which resulted in an in flight collision with trees and terrain.
- [NTSB CHI01LA134](https://openairdocs.org/ntsb/CHI01LA134.md): Air Tractor G-164A · Casselton, ND · Accident · No injuries · Limited investigation · Final report · May 16, 2001 · N970X · Substantial damage
  > The pilot's failure to maintain directional control of the airplane while recovering from a bounced landing. A factor was the collapse of the right main landing gear.
- [NTSB ATL00LA087](https://openairdocs.org/ntsb/ATL00LA087.md): Grumman G164A · Dillon, SC · Accident · No injuries · Limited investigation · Final report · Sep 9, 2000 · N7955 · Substantial damage
  > A total loss of engine power due to a cracked cylinder head. A factor was the emergency landing into unsuitable terrain, and the subsequent nose over.
- [NTSB LAX00LA261](https://openairdocs.org/ntsb/LAX00LA261.md): Grumman G-164A · Gridley, CA · Accident · No injuries · Limited investigation · Final report · Jul 11, 2000 · N897X · Substantial damage
  > A partial loss of engine power due to the failure of an exhaust valve during an aerial application flight.
- [NTSB NYC00LA144](https://openairdocs.org/ntsb/NYC00LA144.md): Grumman G-164-A · Toms River, NJ · Accident · No injuries · Limited investigation · Final report · May 25, 2000 · N910X · Substantial damage
  > The failure of the number 9 cylinder connecting rod, due to a primer leak initiation of a partial hydraulic lock. A factor in the accident was the unsuitable terrain, to which the forced landing had to be made.
- [NTSB LAX00LA199](https://openairdocs.org/ntsb/LAX00LA199.md): Grumman G-164A · Biggs, CA · Accident · No injuries · Limited investigation · Final report · May 18, 2000 · N5335 · Substantial damage
  > The broken exhaust valve rocker arm of the number 3 cylinder that resulted in a total loss of engine power during an aerial application flight.
- [NTSB FTW00LA098](https://openairdocs.org/ntsb/FTW00LA098.md): Grumman G-164A · Garwood, TX · Accident · No injuries · Limited investigation · Final report · Mar 13, 2000 · N6637 · Substantial damage
  > The failure of the left magneto, which resulted in the partial loss of engine power during takeoff.
- [NTSB NYC00LA009](https://openairdocs.org/ntsb/NYC00LA009.md): Grumman G164 · Burkittsville, MD · Accident · Minor injuries · Limited investigation · Final report · Oct 9, 1999 · N7856 · Substantial damage
  > The vehicle drivers inadequate lookout.
- [NTSB FTW99LA157](https://openairdocs.org/ntsb/FTW99LA157.md): Grumman G-164A · Monaville, TX · Accident · No injuries · Limited investigation · Final report · Jun 2, 1999 · N73PB · Substantial damage
  > The pilot's failure to touch down on the dry area of the landing strip. A factor was the soft terrain condition on the sides of the grass strip.
- [NTSB FTW98LA410](https://openairdocs.org/ntsb/FTW98LA410.md): Grumman G-164A · Mart, TX · Accident · No injuries · Limited investigation · Final report · Sep 25, 1998 · N983X · Substantial damage
  > The loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.
- [NTSB SEA98LA140](https://openairdocs.org/ntsb/SEA98LA140.md): Grumman-Schweizer G-164A · Caldwell, ID · Accident · No injuries · Limited investigation · Final report · Jul 17, 1998 · N7951 · Substantial damage
  > The pilot-in-command's misjudgment of clearance with a power line, resulting in a collision with the line. Factors included a power line and dark night light conditions in the spray area.

Next page: https://openairdocs.org/model/grumman-g-164a/ntsb.md?page=2

## 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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('3952704')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/model/grumman-g-164a/ntsb

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