Ensure maximum security and reliability in your fastening applications with this Internal Tooth Lockwasher. Crafted from durable steel with a protective zinc finish coating, this washer provides essential reinforcement to prevent loosening or slipping. With an outside diameter of .228 inches, an inside diameter of .106 inches, and a thickness of .013 inches, it is designed to fit precisely and securely in place. The #3 hole size further enhances its compatibility with various fasteners. Trust in the robust construction of this lockwasher to maintain the integrity of your assemblies with ease. Please note, this product is not RoHS compliant.