What you need to know about inspection and monitoring of crankshaft bearings
Main, crank pin, and crosshead bearings usually wear out very slowly. Wear rates of up to 0.01 mm/10,000 hours are considered acceptable, but under normal conditions, wear rates will be lower. On the other hand, operating conditions that aren’t normal, like dirty lubricating oil, scratches on the journals, or spark erosion (for more information click…