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

13 cases on aircraft the registry lists as Grumman Acft ENG Cor-Schweizer G-164B. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

19782026
NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164B, ID per year, 1978–2026: 13 cases
19782
19811
19851
19871
19941
19961
19981
20022
20041
20051
20081

Latest cases

Query with SQL
duckdb -csv -c "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\" = 'ID' AND c.\"eventCountry\" = 'USA'
    AND 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"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB LAX08LA177Accident · Minor injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Wilder, IDThe loss of engine power as a result of failure of the supercharger. Contributing to the accident was the lack of suitable terrain for the forced landing.Jun 13, 2008 · N48571 · Substantial damageNTSB SEA05CA157Accident · No injuriesData collectionFinal reportGrumman G-164B · Paul, IDThe failure of the pilot to maintain direction control during the landing roll, which resulted in a nose over. Contributing factors included the weeds and the wet, soft terrain..Aug 3, 2005 · N8386K · Substantial damageNTSB SEA04LA099Accident · Serious injuriesLimited investigationFinal reportGrumman G-164B · Midvale, IDThe failure of the pilot to maintain clearance from the high tension powerline. A factor was the powerline.Jun 5, 2004 · N8440K · DestroyedNTSB SEA02LA123Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Weiser, IDThe fracture of the number 3 cylinder exhaust pushrod resulting in the exhaust valve's inability to open during the exhaust cycle and the subsequent engine stoppage. Contributing factors were the ditch and elevated roadway which the aircraft crossed during…Jul 6, 2002 · N8440K · Substantial damageNTSB SEA02LA121Accident · Minor injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Shelley, IDA loss of engine power due to the manufacturer's improperly machined threads, which prevented the cylinder base/head halves from being properly assembled, leading to fatigue propagation and the ultimate separation of the cylinder. A contributing factor was…Jul 4, 2002 · N297AL · DestroyedNTSB SEA98LA138Accident · 2 fatalLimited investigationFinal reportRockwell S-2R · Burley, IDA failure of both pilots to see and avoid each other's aircraft due to inadequate visual lookout.Jul 16, 1998 · N5036X · 2 aircraft · Substantial damageNTSB SEA96LA103Accident · No injuriesLimited investigationFinal reportSchweizer G164B · Moscow, IDinflight 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…May 29, 1996 · N48559 · Substantial damageNTSB SEA94LA193Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Wilder, IDThe failure of the left brake master cylinder and the pilot's inadequate remedial action when the aircraft collided with an embankment during an intentional ground loop.Jul 19, 1994 · N48571 · Substantial damageNTSB SEA87LA067Accident · No injuriesLimited investigationFinal reportGrumman G164B · Reubens, IDDuring takeoff run the aircraft veered to the right of the runway, struck a ditch, and then nosed over inverted. The pilot found that the right dowel pin on the right main gear had broken. The reason for the failure could not be determined.Mar 20, 1987 · N6798Q · Substantial damageNTSB SEA85LA146Accident · No injuriesLimited investigationFinal reportGrumman 164B · Twin Falls, IDA partial loss of power occurred during aerial application due to a crack around one of the cylinders. While the plt was attempting to dump chemicals, the acft settled onto the ground tearing off the rt main gear. The plt then flew on to Twin Falls to land.…Jun 22, 1985 · N6762K · Substantial damageNTSB SEA81FYP18Accident · 1 fatalClosedGrumman G-164B · Harrison, IDMay 23, 1981 · N48574 · Substantial damageNTSB SEA78FYA26Accident · No injuriesClosedGrumman G-164B · Homedale, IDSep 20, 1978 · N48542 · DestroyedNTSB SEA78FYA17Accident · No injuriesClosedGrumman G-164B · Burley, IDJul 19, 1978 · N6704Q · Destroyed