# NTSB LAX83FVA03: Rockwell S2R, N8435V, Corcoran, CA, June 18, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 18, 1983, 05:00 local (12:00 UTC)
- Place: Corcoran, CA
- Coordinates: 36.070411, -119.530754 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0704&lon=-119.5308&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23563
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX83FVA03
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23563/pdf
- Page: https://openairdocs.org/ntsb/LAX83FVA03

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Airframe/component/system failure/malfunction, maneuvering - aerial application
  - flt control syst,rudder control - failure,partial (cause)
  - landing gear,normal brake system - failure,partial (cause)
- Loss of control - on ground/water, landing - roll
  - directional control - not possible, pilot in command (cause)
  - ground loop/swerve - uncontrolled, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - dirt bank/rising embankment (contributing factor)

## Analysis

THE PILOT REPORTED THAT DURING HIS LAST SPRAYING RUN HE LOST LEFT RUDDER PEDAL CONTROL. HE MAINTAINED CONTROL OF THE ACFT IN THE AIR BUT DURING LANDING HE LOST CONTROL DUE TO THE LOSS OF THE LEFT RUDDER/BRAKE PEDAL. THE ACFT VEERED OFF THE RIGHT SIDE OF THE RUNWAY. EXAMINATION DISCLOSED THAT THE LEFT RUDDER PEDAL ADJUSTMENT CHANNEL, P/N 70080-1, HAD BROKEN ALLOWING THE RUDDER PEDAL TO FALL OFF LEAVING THE LEFT RUDDER AND BRAKE CONTROL INOPERABLE.

## Aircraft

- Registration: [N8435V](https://openairdocs.org/deregistered/N8435V-1999-10-15), registration cancelled 1999-10-15, S/N 2195R (OpenAirDocs)
- Reported make and model: Rockwell S2R
- Registry model: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202) (OpenAirDocs)
- Category: Airplane
- Serial number: 2195R
- Airframe hours: 4846
- Engines: P&W R1340 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Salyer Farms Airport
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, March 7, 1983, 177 hours before
- Airport: Salyer Farms Strip, runway 32, 7,000 × 80 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 48; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: rear; flight hours: 23,468 total, 4,200 in this make and model, 23,160 as pilot in command, 221 in the last 90 days, 65 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 68 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19830618026409A](https://openairdocs.org/incident/19830618026409A), Jun 18, 1983: Ayres S2RRESTD, Corcoran, CA, Substantial damage. Left rudder pedal assembly P/N7008R1 broke causing pilot to lose directional control during landing.

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.

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