Amateur-built AKRO-MASTER accident near Killeen, Texas, July 1, 1984
On July 1, 1984 at about 7:05 pm local time, a amateur-built AKRO-MASTER, registered N67HB, was destroyed in an accident near Killeen, Texas (Killeen Muni airport). It was a personal flight under general aviation rules (Part 91). 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
- July 1, 1984 · about 7:05 pm local time
- Place
- Killeen, Texas · Killeen Muni · map
- Type
- Accident
- Injuries
- 1 person was killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built AKRO-MASTER AKRO-MASTE
- Registration
- N67HB · no longer on the register · serial HB-111
- Damage
- Destroyed
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE ACFT COLLIDED WITH THE GROUND FOLLOWING A LOW ALT AEROBATIC MANEUVER WHILE PARTICIPATING IN AN AIRSHOW. INVESTIGATION REVEALED THE ACFT ENTERED A SNAP ROLL AT ABOUT 800 FT AGL, MADE ONE COMPLETE REVOLUTION IN ABOUT A 20-45 DEG NOSE DOWN ATTITUDE, ENTERED A SECOND SNAP ROLL FOR ABOUT 3/4 REVOLUTION AND IMPACTED THE GROUND. INVESTIGATION DID NOT REVEAL ANY EVIDENCE OF PRE-IMPACT FAILURE OR MALFUNCTION OF THE AIRFRAME OR POWERPLANT. AN AUTOPSY AND TOXICOLOGY STUDY OF THE PLT WERE NEGATIVE.
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; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
- Flight time: 1,296 hours in all; 96 in this make and model
- Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
- Seat: ctr
The aircraft
- Airframe total time: 96 hours
- Last inspection: annual inspection, June 4, 1984; 26 hours since
- Maximum gross weight: 1,615 lb
- Seats: 1
- Landing gear: fixed
- Engine: Franklin 6A-350C1 (piston); 0 hours total
The flight
- Departed from: ILE Killeen TX at 7:00 pm
- Flight plan: none
- Runway 1, 5,000 ft by 100 ft
Weather at the time
- Light: daylight
- Wind: from 100° at 6 knots
- Visibility: 14 statute miles
- Sky: broken clouds at 4,500 ft; not recorded at 4,500 ft
- Temperature: 91°F (33°C), dew point 66°F (19°C)
- Altimeter: 29.00 inHg
- Observation at 6:55 pm from GRK, 2 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.