Cessna 175 N7554M
10 September 1994 · Oklahoma City, Oklahoma, United States · Fatal
Summary
On 10 September 1994 at about 18:26 local time, a Cessna 175 registered N7554M was involved in an accident near Oklahoma City, Oklahoma, United States. 2 people were on board and 2 died. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 18:26
- Classification
- Accident
- Location
- Oklahoma City, Oklahoma, United States
- Nearest airport
- Downtown Airpark (2DT)
- Coordinates
- 35.4193, -97.3896
- Aircraft
- Cessna 175
- Registration
- N7554M
- Category
- Airplane
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- FTW94FA295
People
2 people died.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 2 | 0 | 0 | 0 |
Probable cause
IMPROPER MAINTENANCE OF THE ENGINE BY UNKNOWN PERSON(S), THE INSTALLATION OF UNAPPROVED PARTS, AND SUBSEQUENT BEARING SEIZURE. THE LACK OF SUITABLE TERRAIN IN THE FORCED LANDING AREA WAS A RELATED FACTOR.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
WITNESSES REPORTED THAT DURING THE TAKEOFF INITIAL CLIMB, ENGINE SOUNDS CEASED AND THE PROPELLER STOPPED IN A VERTICAL POSITION. THE AIRPLANE TOUCHED DOWN ON A GRASSY AREA BEYOND THE DEPARTURE END OF THE RUNWAY; AFTER TRAVERSING ROUGH AND UNEVEN TERRAIN, IT ENCOUNTERED A DIRT BANK AND BECAME AIRBORNE. THE AIRPLANE THEN DESCENDED INTO A 25' DEEP RAVINE. AN EXAMINATION REVEALED THE ENGINE WAS BINDING DURING ROTATION AND THE FRONT REDUCTION GEAR CASE WAS REMOVED. THE PROPELLER SHAFT THRUST BEARINGS FIT LOOSELY ABOUT THE JOURNAL, EXHIBITED SCRATCHES, AND WERE NOT THE CORRECT BEARINGS. BOTH THE PROPELLER DRIVER GEAR FRONT BEARING AND REAR BEARING WERE SOLID BRASS BEARINGS. THE MANUFACTURER PRINT SPECIFICATIONS FOR THESE BEARINGS LISTED A STEEL BACKED SPLIT BEARING. THE FRONT BEARING WAS SEIZED TO THE PROPELLER DRIVE GEAR. THE CRANKCASE AND THE FORWARD GEAR CASE EXHIBITED GALLING AND METAL DEBRIS, WHICH WAS IDENTIFIED AS ALUMINUM FROM THE MAIN GEAR CASE. THE ENGINE MAIN BEARINGS AND ROD BEARINGS EXHIBITED SCRATCHES.
Quoted verbatim from the NTSB record.
Other Cessna 175 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 22 Jul 1994 | Cessna 175 | Cottage Hill, Illinois, United States | - | Serious injuries | - |
| 3 Feb 1994 | Cessna 175 | Paris, Arkansas, United States | - | Serious injuries | - |
| 5 Feb 1994 | Cessna 175 | Oakdale, California, United States | Jerry Hansen | No injuries | - |
| 20 Mar 1994 | Cessna 175 | Leesville, Louisiana, United States | - | No injuries | - |
| 19 Mar 1994 | Cessna 175 | Currie, Nevada, United States | - | Minor injuries | - |
| 9 Dec 1994 | Cessna 175A | Greenwood, South Carolina, United States | Cothran, Freddie M. | Minor injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 21 Jan 1994 | Cessna 152 | Tulsa, Oklahoma, United States | Spartan Aeronautics | Minor injuries | - |
| 26 Jan 1994 | Cessna T-210J | Hobart, Oklahoma, United States | - | Serious injuries | - |
| 13 Mar 1994 | Piper PA-23 | Duncan, Oklahoma, United States | Brewer, JIM L. | No injuries | - |
| 19 Mar 1994 | Cessna 210L | Haskell, Oklahoma, United States | - | No injuries | - |
| 23 Oct 1994 | George SPACEWALKER 1 | Mountain View, Oklahoma, United States | - | Serious injuries | - |
| 16 Apr 1994 | Piper PA-25-260 | Muskogee, Oklahoma, United States | - | Minor injuries | - |