# Accident 20220702007149A: Grumman Acft Eng Cor-Schweizer G-164A, Hopewell, NJ, July 2, 2022

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 2, 2022, 09:45 local time
- Place: Hopewell, NJ
- Damage: Substantial damage
- Phase of flight: Other, Specify
- Operating rules: Agricultural (Part 137)
- Operator: Y4NG
- Location: 39.4464° N, 75.2793° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.4464&lon=-75.2793&mi=10
- Aircraft: N8923H, registered now (https://openairdocs.org/aircraft/N8923H) (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: 1
- Pilot certificates: Commercial pilot
- Pilot flight hours: 6,000 total
- NTSB investigation: [NTSB ERA22LA297](https://openairdocs.org/ntsb/ERA22LA297) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20220702007149A

## Narrative

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

WHILE PERFORMING A TURN AROUND ON AN ACTIVE AGRICULTURAL SPRAY RUN THE AIRCRAFT SUPERCHARGER FAILED (IMPELLER SPLINES) RESULTING IN AN IMMEDIATE LOSS OF THRUST WHILE THE AIRCRAFT WAS IN A STEEP BANKED TURN.  THE AIRCRAFT STALLED/SPUN AND IMPACTED THE GROUND IN A NEAR NEAR VERTICAL ATTITUDE.

## 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 ERA22LA297](https://openairdocs.org/ntsb/ERA22LA297), Jul 2, 2022: Grumman G-164A (N8923H), Hopewell Township, NJ, substantial damage. Probable cause: A partial loss of engine power while maneuvering at low altitude due to a failure of the airplane’s supercharger.

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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