# NTSB LAX83LA374: Rockwell S2R, N5523X, Brentwood, CA, August 6, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 6, 1983, 13:30 local (20:30 UTC)
- Place: Brentwood, CA
- Coordinates: 37.870708, -121.680564 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.8707&lon=-121.6806&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23812
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX83LA374
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23812/pdf
- Page: https://openairdocs.org/ntsb/LAX83LA374

## Sequence of events

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

- Nose over, landing - flare/touchdown
  - landing gear,normal brake system - locked (cause)
- Fire, standing

## Analysis

THE PLT REPORTED THAT DURING TOUCHDOWN, THE RIGHT BRAKE 'LOCKED UP' & THE ACFT BEGAN TO 'PULL TO THE RIGHT'. HE REPORTED THAT THE TAIL WAS STILL OFF THE GROUND. IN ORDER TO 'KEEP FROM GOING INTO TREES' BESIDE TH RWY, HE USED THE LEFT BRAKE. SUBSEQUENTLY, THE ACFT NOSED OVER & BEGAN TO BURN IN THE ENG AREA. THE FIRE SPREAD QUICKLY & CONSUMED THE ACFT.

## Aircraft

- Registration: [N5523X](https://openairdocs.org/deregistered/N5523X-2013-04-22), registration cancelled 2013-04-22, S/N 2174R, built 1975 (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)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 217
- Airframe hours: 3160
- Engines: P&W R-1340 600 horsepower reciprocating
- Damage: Destroyed
- Fire: On-Ground
- Flight: Aerial application, Part 137
- Registered owner: Leeroy Kruse
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, December 2, 1983
- Airport: Kruse Ag Airport, runway 16, 2,400 × 40 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 50; commercial; airplane ratings: multi-engine land, single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 7,200 total, 4,600 in this make and model, 7,000 as pilot in command, 84 in the last 90 days, 45 in the last 30 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 100 °F
- Altimeter: 30.00 inHg

## 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 19830806048219A](https://openairdocs.org/incident/19830806048219A), Aug 6, 1983: Ayres S2RRESTD, Brentwood, CA, Destroyed. Pilot claims brake locked during landing roll causing aircraft to nose over and start fire.

## Other investigations on N5523X (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 OAK76DVA76](https://openairdocs.org/ntsb/OAK76DVA76), Jun 7, 1976: Aero Comdr 600S2C (N5523X), Riverdale, CA, substantial damage

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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