# Accident 19891118046369A: Scwzer G164B, Knights Landing, CA, November 18, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 18, 1989, 10:00 local time
- Place: Knights Landing, CA
- Airport: Private
- Damage: Substantial damage
- Phase of flight: Roll-Out (Fixed Wing)
- Operating rules: Agricultural (Part 137)
- Operator: NHYG
- Location: 38.8899° N, 121.7999° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=38.8899&lon=-121.7999&mi=10
- Aircraft: N6977K, a cancelled registration (https://openairdocs.org/deregistered/N6977K-2018-01-23) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164B (registry code 3952802, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: SCWZER G164B
- Reported engine: PWA R1340AN1
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 20,000 total, 1,500 in this make and model, 125 in the last 90 days
- NTSB investigation: [NTSB LAX90DVG02](https://openairdocs.org/ntsb/LAX90DVG02) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19891118046369A

## Narrative

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

RIGHT MAIN GEAR BROKE OFF ON LANDING ROLL. TWO ATTACH BOLTS AN992A HAD SHEARED.

## 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 LAX90DVG02](https://openairdocs.org/ntsb/LAX90DVG02), Nov 18, 1989: Schweizer G-164B (N6977K), Knights Landing, CA, substantial damage. Probable cause: THE FAILURE OF THE RIGHT MAIN LANDING GEAR DUE TO A SHEARED BOLT THAT ATTACHED THE SPRING LEG TO THE GEAR.

## Other reports on N6977K (2)

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

- [Accident 20040217003739A](https://openairdocs.org/incident/20040217003739A), Feb 17, 2004: Scwzer G164B (N6977K), Tracy, CA, Destroyed. (-23) Pilot was returning aircraft to trinkle ag flying, inc.'s north landing strip when he experienced a rough running engine. He made a forced landing in an…
- [Accident 19810605040779A](https://openairdocs.org/incident/19810605040779A), Jun 5, 1981: Scwzer G164B (N6977K), Davis, CA, Substantial damage. Landing gear struck rice levee on spray run. Impact tore engine loose. Airplane flipped over while landing.

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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