This is a lead-free 1″ x 1″ FNPT-threaded SharkBite PEX female adaptor.
The SharkBite PEX Barb Threaded Female Adapter is made of lead-free DZR brass and is an easy-to-install, low-cost solution to connect to PEX tubing. These fittings allow you to connect with either a stainless steel clamp system or a copper crimp ring system (each sold separately) and are FNPT-threaded on the other side. The SharkBite PEX Barb fittings are compatible for potable water distribution and hydronic heating applications.
