# Accident 19900508014759A: Scwzer G164A, Gridley, CA, May 8, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 8, 1990, 07:15 local time
- Place: Gridley, CA
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Agricultural (Part 137)
- Operator: NHWG
- Location: 39.4197° N, 121.6695° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=39.4197&lon=-121.6695&mi=10
- Aircraft: N5368, registered now (https://openairdocs.org/aircraft/N5368) (OpenAirDocs)
- Registry model: Grumman G-164A (registry code 3952704, https://openairdocs.org/model/grumman-g-164a) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: SCWZER G164A
- Reported engine: PWA R1340AN1
- Fatal injuries: 0
- Pilot flight hours: 7,990 total, 4,000 in this make and model, 200 in the last 90 days
- NTSB investigation: [NTSB LAX90DVG07](https://openairdocs.org/ntsb/LAX90DVG07) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900508014759A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ENGINE LOST POWER DURING A SPRAY RUN. STRUCK DITCH AND NOSED OVER LANDING. NR7 CYLINDER HAD CRACKED, CAUSED FAILURE

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX90DVG07](https://openairdocs.org/ntsb/LAX90DVG07), May 8, 1990: Grumman G-164A (N5368), Gridley, CA, substantial damage. Probable cause: FAILURE OF THE NO.7 CYLINDER HEAD WHICH LED TO A FORCED LANDING AND SUBSTANTIAL DAMAGE TO THE AIRCRAFT WHEN IT NOSED OVER AFTER COLLIDING WITH A DITCH.

## Other reports on N5368 (2)

Matched to the same aircraft by N-number and date.

- [Accident 19840523018489A](https://openairdocs.org/incident/19840523018489A), May 23, 1984: Scwzer G164A (N5368), Williams, CA, Substantial damage. Crash occurred during emergency landing. Shaft that holds float assembly in carburetor came loose.
- [Accident 19780810035619A](https://openairdocs.org/incident/19780810035619A), Aug 10, 1978: Gulstm G164A (N5368), Pixley,Ca, CA, Substantial damage. Low oil state. Lndd in flooded alfalfa field.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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