ASN Wikibase Occurrence # 37268
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| Date: | Thursday 17 March 1988 |
| Time: | 12:41 |
| Type: |  Beechcraft V35B Bonanza |
| Owner/operator: | private |
| Registration: | N4103A |
| MSN: | D-9116 |
| Total airframe hrs: | 2823 hours |
| Engine model: | CONTINENTAL IO-520-BA |
| Fatalities: | Fatalities: 1 / Occupants: 3 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Oildale, CA -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Ducor, CA |
| Fullerton, CA (FUL) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AFTER DEPARTURE, UPON REACHING 6,500 FT MSL, A PROPELLER BLADE SEPARATED FOLLOWED BY THE ENTIRE PROPELLER ASSY. THE ENGINE MOUNTS BROKE MAKING CONTROL OF THE AIRPLANE DIFFICULT. THE AIRPLANE COLLIDED WITH THE SIDE OF A HILL DURING THE ENSUING FORCED LANDING. METALLURGICAL EXAMINATION OF THE SEPARATED PROPELLER BLADE DISCLOSED HIGH FREQUENCY, LOW AMPLITUDE FATIGUE. THE FATIGUE WAS NOT DUE TO ANY PRE-EXISTING CRACKS OR MATERIAL FAILURE. THE ENGINE MOUNTS WERE EXCEEDINGLY WORN. THE REMANUFACTURED ENGINE WAS INSTALLED IN THE AIRPLANE 1 YEAR BEFORE THE ACCIDENT AND HAD ACCUMULATED 108.6 HOURS. THE OWNER/PILOT DID NOT OVERHAUL THE PROPELLER ON THE ADVICE OF THE FBO CHIEF INSPECTOR. THE PROPELLER EXCEEDED THE MANUFACTURERS RECOMMENDED OVERHAUL PERIOD BY 5 YEARS AT THE TIME THE ENGINE WAS INSTALLED. CAUSE: IMPROPER MAINTENANCE GIVEN BY THE FIXED BASED OPERATOR.
Sources:
NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X25267
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 21-Dec-2016 19:23 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
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