RAF Electronic Hardware NAS43DD3-16FC is a high-quality aluminum unthreaded spacer designed for various electronic applications. This round spacer features a 5/16" diameter, a #10 inner diameter, and a 1.00" length, providing excellent support and spacing for your components. The spacer is finished with a durable blue iridite coating to enhance corrosion resistance and maintain a sleek appearance. Trust RAF Electronic Hardware NAS43DD3-16FC to deliver reliable and precise spacing solutions for your electronic projects.