Whats in a component? Without them would it work? I doubt it. Components inspections are important ,Inspections save downtime before a component can fail or the surrounding material fails. High load areas can be inspected using the latest NDT techniques and equipment on sea trials and ashore. Such areas can be winches, runner blocks, mast step clusters, keels , rudders and the list is comprehensive.Electrics and electronics can be diagnosed fast and accurately when there are hot spots present.