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Accidents · NTSB MKC84LA269 · Preliminary: the investigation is not finished

Rockwell S-2R accident near Weiner, Arkansas, September 5, 1984

On September 5, 1984 at about 5:00 pm local time, a Rockwell S-2R, registered N4924X, was substantially damaged in an accident near Weiner, Arkansas. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
September 5, 1984 · about 5:00 pm local time
Place
Weiner, Arkansas · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Rockwell S-2R
Registration
N4924X · no longer on the register · serial 2122R
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

The NTSB's narrative final · quoted from the NTSB record

THE PLT WAS EXECUTING A TURN AROUND MANEUVER TO CONTINUE SPRAYING WHEN THE #2 CYL BROKE FREE FROM THE ENG & IT COMPLETELY SHUT DOWN. THE ACFT STRUCK THE LEVEE OF A BEAN FIELD & FLIPPED OVER, COMING TO REST IN AN INVERTED POSITION. POST CRASH EXAMINATION REVEALED THAT THE CRANKSHAFT HAD BROKEN WHERE IT HOLDS THE OUTER COUNTERWEIGHT, EFFECTIVELY SHUTTING DOWN THE ENG.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: commercial pilot
  • Ratings: multi-engine land; single-engine land
  • Flight time: 14,084 hours in all; 1,200 in this make and model; 252 in the last 90 days; 14,080 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: ctr

The aircraft

  • Airframe total time: 2,600 hours
  • Last inspection: annual inspection, April 30, 1984; 300 hours since
  • Maximum gross weight: 6,000 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: P&W R-1340-AN-1 (piston); 0 hours total

The flight

  • Departed from: 8M2 Weiner AR at 4:30 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 150° at 4 knots
  • Visibility: 12 statute miles
  • Sky: clear
  • Temperature: 75°F (24°C), dew point 59°F (15°C)
  • Altimeter: 30.00 inHg
  • Observation at 4:50 pm from HRO, 11 miles away

Injuries

FatalSeriousMinorNone
Crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.