# Accident 20170417008489A: Grumman Acft Eng Cor-Schweizer G-164A, Palmer, KS, April 17, 2017

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 17, 2017, 11:45 local time
- Place: Palmer, KS
- Damage: Substantial damage
- Phase of flight: Other, Specify
- Operating rules: Agricultural (Part 137)
- Operator: 6HAG
- Location: 39.5619° N, 97.1881° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.5619&lon=-97.1881&mi=10
- Aircraft: N9533, a cancelled registration (https://openairdocs.org/deregistered/N9533-2020-12-05) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164A (registry code 3952801, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-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: GRUMMAN ACFT ENG COR-SCHWEIZER G-164A
- Reported engine: P&W R1340 SERIES
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 1,400 total, 190 in this make and model, 37 in the last 90 days
- NTSB investigation: [NTSB CEN17LA163](https://openairdocs.org/ntsb/CEN17LA163) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20170417008489A

## Narrative

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

DURING AERIAL APPLICATION OPERATIONS ENGINE LOST POWER RESULTING IN FORCED LANDING AND AIRCRAFT ACCIDENT.  INVESTIGATION LOCATED ENGINE CYLINDER HEAD SEVERELY CRACKED / DAMAGED.

## 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 CEN17LA163](https://openairdocs.org/ntsb/CEN17LA163), Apr 17, 2017: Grumman Schweizer G-164 (N9533), Palmer, KS, substantial damage. Probable cause: A crack in the cylinder of the radial engine, which resulted in a loss of engine power and a forced landing on unsuitable terrain.

## Other reports on N9533 (2)

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

- [Incident 19790708020259I](https://openairdocs.org/incident/19790708020259I), Jul 8, 1979: Gulstm G164A (N9533), La Salle, CO, Minor damage. After spraying field pilot landed to talk to farmer. Ground was soft from previous irrigation and plane went over.
- [Accident 19760620017439A](https://openairdocs.org/incident/19760620017439A), Jun 20, 1976: Gulstm G164C (N9533), La Jara, CO, Substantial damage. Plt exposed to parathion. Blood test after accident was negative.

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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