Cessna T303 accident near Seminole, Oklahoma, November 28, 1984
On November 28, 1984 at about 4:15 pm local time, a Cessna T303, registered N628SV, was substantially damaged in an accident near Seminole, Oklahoma (Seminole Muni airport). It was a business flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. 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
- November 28, 1984 · about 4:15 pm local time
- Place
- Seminole, Oklahoma · Seminole Muni · map
- Type
- Accident
- Injuries
- No one was hurt; 2 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna T303 · all T303s on the register
- Registration
- N628SV · no longer on the register · serial 30300082
- Damage
- Substantial damage
- Flight
- Business flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
EXPERIENCING A POWER LOSS ON THE RIGHT ENGINE ON TAKEOFF FROM A TOUCH & GO LANDING. THE PILOT WAS FORCED TO LAND OFF THE RUNWAY. THE AIRCRAFT ROLLED INTO A GULLY SUSTAINING SUBSTANTIAL DAMAGE. THE MALFUNCTION COULD NOT BE REPRODUCED DURING SUBSEQUENT EXAMINATIONS OF THE ENGINE, PROPELLER, OR FUEL SYSTEMS, BUT IT WAS NOTED THAT SERVICE BULLETINS DEALING WITH A HISTORY OF SIMILAR DISCREPANCIES OF THE FUEL PRESSURE SWITCH HAD NOT BEEN COMPLIED WITH.
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: flight instructor, commercial pilot
- Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instructor: glider; instructor: instrument airplane; instrument: airplane; rotorcraft: glider
- Flight time: 1,723 hours in all; 25 in this make and model; 29 in the last 90 days; 4 in the last 30 days; 1,424 as pilot in command; 120 on instruments
- Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
- Seat: rgt
The aircraft
- Airframe total time: 618 hours
- Last inspection: continuous airworthiness programme, November 6, 1984; 38 hours since
- Maximum gross weight: 5,150 lb
- Seats: 6
- Landing gear: retractable
- Engine: Continental TSIO-520-AE (piston); 0 hours total
The flight
- Departed from: OKC Oklahoma City OK at 2:45 pm
- Flight plan: VFR then IFR
- Runway 16, 3,500 ft by 75 ft
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 190° at 15 knots, gusting 19
- Visibility: 20 statute miles
- Sky: clear
- Temperature: 45°F (7°C), dew point 27°F (-3°C)
- Altimeter: 30.00 inHg
- Observation at 10:00 am from OKC
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 2 |
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.