Nord-Lock wedge lock washers are used in numerous industries such as: energy, transportation, offshore, mining and quarrying, construction and bridge building, manufacturing and processing, ship building, forestry and agriculture, heavy vehicles, and military. Nord-Lock washers secure bolted joints with tension instead of friction. It is a high quality product with documented success in many industries worldwide. Nord-Lock wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. They are approved by several industry standards and specified by numerous international companies. Over the operational life cycle, Nord-Lock wedge lock washers give increased operational reliability and lower maintenance costs while significantly reducing the risks of production stops, accidents and warranty claims.