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CHI84IA155

1984-04-16 · MILWAUKEE, Wisconsin, United States · None · 1 aircraft · Status: Completed

Airport MKE

N163MA has since been reassigned. It is now registered to a different aircraft (AVIAT AIRCRAFT INC A-1B, built 2005), which was not involved in this event.

Aircraft involved

Factual narrative

A GEAR UP LANDING WAS PERFORMED AFTER THE CREW WAS UNABLE TO EXTEND THE RGT MAIN GEAR THRU NORMAL & EMERG PROCEDURES. AN EXAM OF THE ACFT DISCLOSED THE RGT MAIN GEAR DOOR AFT HINGE BOLT WAS SLIGHTLY BENT & DIFFICULT TO ROTATE IN ITS BUSHING. THE BUSHING & BOLT WERE DRY & HAD NOT BEEN LUBRICATED RECENTLY. THE HYDRAULIC CYLINDER WAS NOT CAPABLE OF SUPPLYING ENOUGH PRESSURE TO OVERCOME THE BINDING DOOR. THE BUSHING HAD NOT RECENTLY BEEN INSPECTED OR LUBRICATED BY MAINTENANCE PERSONNEL BECAUSE OF ITS LOCATION BEING DIFFICULT TO ACCESS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1984_CHI84IA155.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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Related research

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