[Threaded Pipe and Hose Connections] The threaded portion (1/2 Inch x 14 NPT) allows you to connect the adapter to a threaded pipe or fitting in your RV plumbing system. The swivel adapter allows for rotation or swiveling at the connection point. This swivel feature is useful for adjusting the angle of the hose or pipe connection without having to twist or turn the entire hose. It provides flexibility during installation and helps in achieving the desired alignment. [Leakage ]: The NPT threading provides a secure and leak- connection. elbow adapter to get a unleak connection [Quality Material]: made from high-quality nylon,which is and - . This ensures and prevents degradation over time.Maximal operating pressure 160 psi at 90 degrees. [Versatile Applications] the wingnut adapter fits for the water pump with 1/2 inch outlet, The threaded portion (1/2 Inch x 14 NPT) allows you to connect the adapter to a threaded pipe or fitting in your RV plumbing system. The barbed end (1/2 Inch