Air Tractor INC AT-602 accident near Knobel, Arkansas, June 30, 2009
On June 30, 2009, a Air Tractor INC AT-602, registered N5192T, was substantially damaged in an accident during maneuvering near Knobel, Arkansas. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The failure of the P-3 tube resulting in the loss of engine power.
Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- June 30, 2009 · cases in 2009
- Place
- Knobel, Arkansas · map
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Air Tractor INC AT-602 · all AT-602s on the register
- Registration
- N5192T · registry record · serial 602-0527
- Damage
- Substantial damage
- Flight
- Aerial application (crop spraying) flight · agricultural flying rules (Part 137)
The NTSB's narrative final · quoted from the NTSB record
According to the commercial pilot, he was maneuvering the airplane to apply fertilizer to a customer's field when the engine lost power. The commercial pilot performed a forced landing to a flooded rice field resulting in substantial damage to the left wing spar and firewall. An examination of the engine revealed that the P-3 tube had failed. No other anomalies were noted with the airplane's airframe, engine, or related systems.
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
What happened, in order
- Powerplant sys/comp malf/fail during maneuvering defining event
- Loss of engine power (partial) during maneuvering
- Off-field or emergency landing during emergency descent
The NTSB's findings
- cause Aircraft › Aircraft power plant › Engine bleed air system › (general) › Failure other cases naming the engine
Pilot
- Certificate: commercial pilot
- Ratings: single-engine land
- Flight time: 5,200 hours in all; 2,000 in this make and model; 246 in the last 90 days; 146 in the last 30 days; 5,000 as pilot in command
- Last flight review: April 20, 2009
- Medical certificate: Class 2 (without waivers/limitations)
- Seat: frt
- Injury: no injuries
The aircraft
- Airframe total time: 3,600 hours
- Last inspection: 100-hour inspection, June 26, 2009
- Seats: 2
- Landing gear: fixed
- Engine: P&W Canada PT6A-66 SER (turboprop); 0 hours total
- Operator: R & W Flying INC
The flight
- Departed from: Knobel AR
- Destination: Knobel AR
- Flight plan: none
Weather at the time
- Light: daylight
- Wind: from 340° at 8 knots
- Sky: clear
- Temperature: 91°F (33°C), dew point 0°F (-18°C)
- Altimeter: 29.92 inHg
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
1 document, released by the NTSB on August 18, 2009. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.
| # | Document | What it is | |
|---|---|---|---|
| 1 | Pilot/operator Aircraft Accident Report, NTSB Form 6120.1 | PDF, 9 pages | View Download |
The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.
Other NTSB records under N5192T the same tail number, which may have belonged to a different aircraft at the time
Connections how this case links to the rest of the register
- N5192T on the register today · the tail number may have moved to another aircraft since
- Air Tractor Inc AT-602 245 registered today · the model family and its accident history
- Engine: P&W Canada PT6A-66 SER 159 aircraft carry this series today · as the NTSB recorded it
- Accidents and incidents in Arkansas 1,582 since 1982 · 176 in the last ten years
- Arkansas 3,493 aircraft registered
- Other NTSB records under N5192T 1 records · the number may have belonged to another aircraft at the time
The whole map of how records connect · these connections as data: /graph/accident/CEN09LA401.json.
The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.
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 does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.