Amateur-built CASSUTT accident near Pryor, Oklahoma, July 7, 2021
On July 7, 2021 at about 12:22 pm local time, a 1999 amateur-built CASSUTT, registered N8277S, was substantially damaged in an accident during landing near Pryor, Oklahoma (Mid-America Industrial airport). It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The pilot’s high flare and failure to execute a go-around which resulted in a hard landing and runway excursion.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- July 7, 2021 · about 12:22 pm local time
- Place
- Pryor, Oklahoma · Mid-America Industrial · map
- Type
- Accident
- Injuries
- 1 person had minor injuries.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built CASSUTT, built 1999
- Registration
- N8277S · no longer on the register · serial 02
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
The pilot reported that while landing the tailwheel-equipped airplane, he flared high, and the airplane landed hard. The airplane subsequently veered off the right side of the runway, nosed over, and came to rest inverted. The airplane sustained substantial damage to the left wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The pilot reported he should have added power and performed a go around.
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
- Loss of control on ground during landing
- Abnormal runway contact during landing defining event
- Runway excursion during landing (landing roll)
- Nose over/nose down during landing (landing roll)
The NTSB's findings
- Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
- Personnel issues › Action/decision › Info processing/decision › Decision making/judgment › Pilot
- Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Landing flare › Incorrect use/operation
Pilot
- Certificate: private
- Ratings: single-engine land
- Flight time: 2,164 hours in all; 370 in this make and model; 7 in the last 90 days; 1 in the last 30 days; 2,118 as pilot in command
- Last flight review: November 15, 2019
- Medical certificate: Class 3 (without waivers/limitations)
- Seat: sngl
- Injury: minor injuries
The aircraft
- Airframe total time: 369 hours
- Last inspection: condition inspection, July 4, 2021; 1 hours since
- Seats: 1
- Landing gear: fixed
- Engine: Lycoming O-235-C1 (piston); 327 hours total
The flight
- Departed from: H71 Pryor OK at 11:30 am
- Flight plan: none
- Runway 18/3, 4,992 ft by 72 ft
Weather at the time
- Light: daylight
- Visibility: 5 statute miles
- Sky: clear
- Temperature: 70°F (21°C), dew point 68°F (20°C)
- Altimeter: 29.98 inHg
- Observation at 7:15 am from KGCM, 8 miles away
Weather report (METAR): KGCM 071215Z AUTO 00000KT 5SM BR CLR 21/20 A2998 RMK AO2
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
2 documents, released by the NTSB on November 16, 2021. 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 |
| 2 | Photo of Airplane at Accident Site | PDF, 1 page | View Download |
The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.
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.