Ensure secure fastening with our Internal Tooth Lockwasher. Crafted from durable stainless steel, this lockwasher features a precise outside diameter of .972 inches and a thickness of .041 inches, making it ideal for a variety of applications. With an inside diameter of .586 inches and a hole size of 9/16, it provides a snug fit for your fasteners. Rest assured, it meets RoHS compliance standards, offering both performance and environmental responsibility. Keep your assemblies intact with this essential component.