SharkBite 3/4" Barb x 3/4" FIP PEX Brass Adapter is a reliable and easy-to-install solution designed for connecting PEX tubing. Made from lead- DZR brass, this adapter a durable and low-cost option for your plumbing needs. It is typically used with PEX-B tubing but is also compatible with PEX-A. The fitting allows connection using either a stainless steel clamp system or a copper crimp ring system, both sold separately. Featuring FNPT threading on one side, it is suitable for potable water distribution and hydronic heating applications. This adapter meets key industry standards including ASTM F1807, NSF/ANSI 61, and NSF 372, ensuring safety and quality in your plumbing projects. Model Number: