The External Tooth Lock Washer, a crucial component for ensuring secure fastening in various applications. This stainless steel washer, designed to ASME B18.21.1 specifications, features a precise outside diameter of .228 inches and a slim thickness of .013 inches. With an inside diameter of .106 inches and a hole size of #3, it provides a perfect fit for your fastening needs. Its external tooth design offers enhanced grip and prevents loosening, guaranteeing reliable performance. Rest assured, this washer is not only efficient but also environmentally friendly, as it complies with RoHS standards. Upgrade your fastening system with this high-quality External Tooth Lock Washer.