An O-Ring Port Tee, also known as a port tee or O-ring boss tee, is a fitting commonly used in hydraulic systems to create a branch connection in a fluid line. It allows for the joining of three hydraulic lines together at a single point, typically at a right-angle configuration.Attributes:• Manufactured to a precise specification and are built for durability, reliability, and productivity.• Designed for 12.7 and 19.05mm Outer Diameter Tubes.• Consists of three ports that allow the connection of hydraulic lines and incorporate an O-ring seal to provide a leak-free connection.Applications: An O-Ring Port Tee is used as a fitting to connect steering hose lines for lubrication.