NTSB Identification: MIA88IA028.
The docket is stored on NTSB microfiche number 35459.
Scheduled 14 CFR
Incident occurred Friday, November 06, 1987 in GULFPORT, MS
Probable Cause Approval Date: 07/10/1989
Aircraft: BEECH 99, registration: N6724D
Injuries: 12 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

WHILE ON A PART 135 SCHEDULED DOMESTIC PASSENGER FLT DURING FINAL APCH, THE NOSE LANDING GEAR FAILED TO FULLY EXTEND. THE PLT RECYCLED THE GEAR, BUT THE GEAR FAILED TO FULLY EXTEND. HE THEN ATTEMPTED TO LOWER THE GEAR USING THE EMERGENCY METHOD, AGAIN, WITH NEGATIVE RESULTS. THE APRCH WAS CONTINUED AND DURING TOUCHDOWN, THE COMPLETE GEAR COLLAPSED. THE ACFT THEN SLID TO A STOP & THE PASSENGERS WERE EVACUATED VIA THE EMERGENCY EXIT. POST INCIDENT EXAMINATION OF THE LANDING GEAR REVEALED THAT THE RT MAIN LANDING GEAR ACTUATOR END CAP FAILED AS A RESULT OF FATIGUE ALLOWING HYDRAULIC PRESSURE AND FLUID TO LEAK.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

HYDRAULIC SYSTEM..FATIGUE

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

FLUID,HYDRAULIC..LOSS,TOTAL

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

GEAR EXTENSION..NOT POSSIBLE

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