Enhance the security of your fastening applications with our Internal Tooth Lockwasher. Made from durable 410 Stainless Steel, this essential component features a precise outside diameter of .252 inches and a thickness of .015 inches. With an inside diameter of .119 inches and a hole size of #4, it ensures a snug fit for your assembly. Compliant with RoHS regulations, it guarantees both performance and environmental responsibility. Trust in the reliability of this lockwasher to keep your connections secure.