Beechcraft F33A N67536
11 October 1989 · Goodyear, Arizona, United States · Fatal
Summary
On 11 October 1989 at about 16:33 local time, a Beechcraft F33A registered N67536, operated by Airline Training Center, was involved in an accident near Goodyear, Arizona, United States. 3 people were on board and 3 died. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 16:33
- Classification
- Accident
- Location
- Goodyear, Arizona, United States
- Nearest airport
- Litchfield (GYR)
- Coordinates
- 33.3701, -112.3797
- Aircraft
- Beechcraft F33A
- Registration
- N67536
- Category
- Airplane
- Engines
- 1
- Operator
- Airline Training Center
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Instructional
- Phase of flight
- Not recorded
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Day
- NTSB number
- LAX90FA008
People
3 people died.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 3 | 3 | 0 | 0 | 0 |
Probable cause
THE INFLIGHT SEPARATION OF ONE PROPELLER BLADE DUE TO A FATIGUE FRACTURE OF UNDETERMINED ORIGIN, AND FAILURE OF THE PILOT TO MAINTAIN CONTROL OF THE AIRCRAFT DURING AN ATTEMPT TO RETURN TO THE RUNWAY. A FACTOR IN THE ACCIDENT WAS THE OIL COVERED WINDSHEILD, WHICH HINDERED THE PILOT IN MAINTAINING OUTSIDE VISUAL REFERENCES DURING A LOW ALTITUDE MANEUVER.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
DURING THE TAKEOFF INITIAL CLIMB, ONE PROPELLER BLADE SEPARATED AND THE RESULTING IMBALANCE CAUSED THE REMAINING PROPELLER BLADE AND HUB TO SEPARATE. WITNESSES SAW THE AIRCRAFT PITCH UP, THEN ENTER A RIGHT TURN, IN AN APPARENT MANEUVER TO RETURN TO THE RUNWAY. WITNESSES SAW THE AIRCRAFT BANK ANGLE CONTINUE TO STEEPEN UNTIL THE AIRCRAFT ROLLED OVER AND ENTERED A SPIN. METALLURGICAL EXAMINATION OF THE FAILED BLADE REVEALED THAT IT SEPARATED DUE TO A FATIGUE FRACTURE IN THE FIRST FULL THREAD OF THE THREADED SHANK PORTION, WHICH FITTED INSIDE A FERRULED FITTING. EXTENSIVE METALLURGICAL EXAMINATION OF THE FRACTURE FAILED TO IDENTIFY THE INITIATING DEFECT IN THE FATIGUE FRACTURE. ON SITE EXAMINATION REVEALED THAT THE WINDSHIELD WAS HEAVILY COATED WITH ENGINE OIL.
Quoted verbatim from the NTSB record.
Other Beechcraft F33A accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 13 Jul 1989 | Beechcraft F33A | Waterville, Maine, United States | Richard Sommers | No injuries | - |
| 27 Mar 1989 | Beechcraft F33A | Lamar, Colorado, United States | Ruth M. Davis | No injuries | - |
| 21 Mar 1989 | Beechcraft F33A | Ashland, Alabama, United States | - | Fatal | 1 |
| 15 Dec 1990 | Beechcraft F33A | Lakeland, Florida, United States | Globe Aero Ltd. | No injuries | - |
| 24 Oct 1990 | Beechcraft F33A | Mobile, Arizona, United States | - | Minor injuries | - |
| 20 Apr 1990 | Beechcraft F33A | Milwaukee, Wisconsin, United States | Delta Delta Partnership | Minor injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 28 Sep 1989 | Cessna 180 | Flagstaff, Arizona, United States | George Thomas | No injuries | - |
| 21 Sep 1989 | Cessna 152 | Chandler, Arizona, United States | Button Aviation, Inc. | No injuries | - |
| 27 Sep 1989 | Robinson R22 | Scottsdale, Arizona, United States | Arizona Wing and Rotor | No injuries | - |
| 8 Oct 1989 | Roger Nelson AERONICA/T | Sierra Vista, Arizona, United States | - | No injuries | - |
| 11 Oct 1989 | Hiller UH-12E | Yuma, Arizona, United States | West Farm Air Inc. | Serious injuries | - |
| 20 Oct 1989 | Rand Engineering KR-II | Eloy, Arizona, United States | - | Fatal | 1 |