Piper PA-25-235 accident near Bentley, Kansas, August 5, 1983
On August 5, 1983 at about 11:20 am local time, a Piper PA-25-235, registered N7620Z, was destroyed in an accident near Bentley, Kansas. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 1 person was killed. 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
- August 5, 1983 · about 11:20 am local time
- Place
- Bentley, Kansas · map
- Type
- Accident
- Injuries
- 1 person was killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Piper PA-25-235 · all PA-25-235s on the register
- Registration
- N7620Z · no longer on the register · serial 25-3739
- Damage
- Destroyed
- Flight
- Aerial application (crop spraying) flight · agricultural flying rules (Part 137)
The NTSB's narrative final · quoted from the NTSB record
THE ACFT STALLED, CRASHED, NOSED OVER AND BURNED DURING AN AERIAL APPLICATION MANEUVER. THE OWNER OF THE ACFT WAS SPRAYING THE SAME FIELD IN ANOTHER ACFT AND SAW THE ACCIDENT. HE STATED, THE ACFT PULLED UP AT THE COMPLETION OF A RUN, WAS IN A TURN AROUND WHEN THE NOSE PITCHED UP AND THE ACFT STALL-MUSHED TO THE GROUND. THE CHEMICAL LOAD WHICH WEIGHED 700-800 LBS WAS NOT DUMPED PRIOR TO IMPACT.
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: single-engine land
- Flight time: 1,489 hours in all; 101 in this make and model; 11 in the last 90 days
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: ctr
The aircraft
- Airframe total time: 3,300 hours
- Last inspection: annual inspection, March 10, 1983
- Maximum gross weight: 2,900 lb
- Seats: 1
- Landing gear: fixed
- Engine: Lycoming O-540-B2B5 (piston); 0 hours total
- Fire on the ground
The flight
- Departed from: Haven KS at 11:00 am
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 180° at 4 knots
- Visibility: 10 statute miles
- Sky: scat at 10,000 ft
- Temperature: 72°F (22°C), dew point 61°F (16°C)
- Altimeter: 30.00 inHg
- Observation at 11:50 am from ICT, 14 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
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.