The 2-1/2" NST x 3" Female Rockerlug fitting by Sealfast is designed for quick and secure connections in firefighting and industrial applications. This fitting features a National Standard Thread (NST) design, ensuring compatibility with standard hoses and equipment. The female Rockerlug design allows for easy attachment and detachment, making it ideal for emergency situations. Constructed from durable materials, this fitting is built to withstand high pressures and harsh conditions, ensuring reliable performance when it matters most.