The 511-13-31 is a compact mini-ball straight supply stop designed for copper solder (sweat) installations, delivering reliable performance and clean, direct connections in potable water systems. Featuring a 1/2″ female solder inlet and 3/8″ OD compression outlet, this valve provides a secure, permanent connection to copper piping while allowing easy hook-up to standard fixture supply lines.Manufactured from lead-free, high-quality American brass with a durable nickel-plated finish, the valve is engineered for long-term durability and corrosion resistance. Its quarter-turn operation ensures quick and precise shut-off, while every valve is tested before leaving the factory to maintain consistent, dependable performance.Built to meet rigorous industry standards, the 511-13-31 complies with NSF, CSA, and potable water requirements, making it suitable for residential and light commercial applications.Backed by dahl's lifetime transferable warranty, this valve offers a trusted, professional-grade solution for installers who demand performance, durability, and simplicity. Color: Silver.