The 1.660 ELL STREET 90 DEG LONG SHIELD NUT-CAT1 from Dresser Industries is a specialized 90-degree elbow fitting designed for enhanced fluid flow in piping systems. With a size of 1.660 inches, this fitting features a long shield nut design that provides added security and stability. Constructed from high-quality materials, it offers excellent resistance to corrosion and wear. This elbow fitting complies with industry standards, ensuring reliability and safety in various applications. Its design facilitates easy installation and maintenance, making it a preferred choice for professionals in plumbing and HVAC sectors.