The 1" 125# Chrome Plated Leaded Red Brass Hex Locknut from Merit Brass is designed for durability and reliability in various applications. This locknut is made from leaded red brass, ensuring excellent corrosion resistance and strength. It meets ASTM B456 standards, making it suitable for high-pressure environments. With a 125# rating, it is ideal for use in plumbing and HVAC systems. The chrome plating adds an aesthetic finish while enhancing its resistance to wear and tear. Dimensions are precise for a secure fit, ensuring compatibility with standard NPSL threads.