Anderson Metals 5/8 In. Brass Compression Nut, 2-Pack is designed for use with 5/8-inch outside diameter tubing in compression connections. Crafted from durable brass, this compression nut provides reliable performance and excellent resistance to corrosion, making it i for plumbing and fluid transfer applications. Its sturdy construction ensures a secure and long-lasting fit in various settings where compression fittings are needed. Model Number: 30061-10