NTSB Identification: LAX83FA082.
The docket is stored on NTSB microfiche number 20312.
Nonscheduled 14 CFR
Accident occurred Wednesday, January 26, 1983 in LOMPOC, CA
Aircraft: CESSNA 401, registration: N11JR
Injuries: 5 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE ACFT WENT OFF THE LEFT SIDE OF THE RUNWAY DURING LANDING AFTER THE LEFT MAIN LANDING GEAR COLLAPSED. THIS WAS AN AIRTAXI FLIGHT AND ONE OF THE PASSENGERS CONFIRMED THAT ALL 3 LANDING GEAR GREEN LIGHTS WERE ILLUMINATED. EXAMINATION OF THE LEFT MAIN GEAR WHEEL WELL AREA REVEALED THE LEFT STRUT BELLCRANK ATTACH FLANGE FORGING AND THE CONNECTING BOLT. P/N WAS 464P4-26 WERE FRACTURED. THE STRUT FORGING FAILED IN TENSILE OVERLOAD. THE CONNECTING BOLT FRACTURED BY TENSILE SHEAR.

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

LANDING GEAR,MAIN GEAR ATTACHMENT..OVERLOAD

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

MAINTENANCE,MAJOR REPAIR..IMPROPER..OTHER MAINTENANCE PERSONNEL

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

LACK OF FAMILIARITY WITH AIRCRAFT..COMPANY MAINTENANCE PERSONNEL

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

MAINTENANCE,ADJUSTMENT..IMPROPER..OTHER MAINTENANCE PERSONNEL

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

LACK OF TOTAL EXPERIENCE IN TYPE OF AIRCRAFT..COMPANY MAINTENANCE PERSONNEL

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

MAINTENANCE,100-HOUR INSPECTION..IMPROPER..COMPANY MAINTENANCE PERSONNEL

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