Enhance the security of your fastening applications with our Internal Tooth Lockwasher. Crafted from durable stainless steel, this washer ensures reliable performance and corrosion resistance. Featuring an outside diameter of .373 inches and a thickness of .021 inches, it is designed for precision and efficiency. The inside diameter of .172 inches and hole size #8 make it compatible with various hardware. With RoHS compliance, you can trust in its environmental friendliness. Upgrade your assembly process with this essential component for a secure and lasting hold.