The practice of operating machines and mechanisms indicates that bearing wear is one of the main reasons for limiting their durability. This especially applies to the sliding bearings of crankshafts of car engines. where the intensity of wear of their working surfaces significantly depends on the properties of the lubricant. An experimental study of the wear resistance of the sliding ... https://www.roneverhart.com/Mesa-Boogie-Rectifier-4x12-Cabinet-Standard-Straight-p31703/