Locknuts and lock washers are precision retaining devices for bearing, power transmission and other machinery and equipment assemblies. Locknuts and lock washers secure bearings, gears, and other power transmission products to shafts and spindles. Locknuts and lock washers are available in a variety of configurations and materials including hardened steel, left handed, metric, stainless, and aluminum. Lock nuts and washers are available in multiple precision classes and styles depending on application requirements.