Enhance the security of your fastening applications with our Internal Tooth Lockwasher. Made from durable 410 Stainless Steel, this washer ensures reliable performance in demanding environments. With an outside diameter of 1.24 inches and a thickness of .051 inches, it provides a secure fit for your components. The inside diameter of .782 inches and hole size of 3/4 inch make it compatible with a variety of fasteners. Rest assured, this lockwasher is RoHS compliant, meeting environmental standards. Upgrade your assembly process with this essential component for a tight and secure hold.