The 1" COPPER FLARE LOCKNUT is a high-quality component designed for use with the 8601 model by REX INTERNATIONAL USA INC. This locknut is crafted from premium copper, ensuring excellent conductivity and resistance to corrosion. With a 1" size, it provides a secure fit for various applications, making it ideal for plumbing and HVAC systems. Its robust construction guarantees longevity and reliability, meeting industry standards for performance and safety. This locknut is essential for professionals seeking quality components.