NTSB Identification: CHI88IA157.
The docket is stored on NTSB microfiche number 40191.
Scheduled 14 CFR
Incident occurred Wednesday, July 06, 1988 in INDIANAPOLIS, IN
Probable Cause Approval Date: 06/11/1990
Aircraft: BEECH C99, registration: N3063W
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.

THE PLT NOTED AN UNSAFE NOSE GEAR INDICATION AFTER TAKEOFF. THE PLT PERFORMED EMERGENCY PROCEDURES BUT WAS UNABLE TO OBTAIN A GEAR DOWN & LOCKED INDICATION FOR LANDING. A GEAR UP LANDING WAS MADE DURING WHICH, THE ACFT SKIDDED OFF THE RWY. INVESTIGATION REVEALED THE NOSE GEAR ACTUATOR ROD HAD FAILED AT THE STRUT ATTACHMENT YOKE. THE YOKE HAD FROZEN DUE TO LACK OF LUBRICATION. THIS RESULTED IN THE FATIGUE FAILURE OF THE ACTUATOR ROD.

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

COMPONENT FAILURE DUE TO IMPROPER LUBRICATION BY THE OPERATORS MAINTENANCE PERSONNEL.

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