Simplify your plumbing projects with the SharkBite brass crimp female adapter. Made from lead-free DZR brass, this crimp female connector is corrosion free and is perfect for making a transition between a PEX pipe and a male NPT threaded connection using copper crimp rings or stainless steel clamps. These crimp female couplers are compatible with PEX and PE-RT pipes. SharkBite brass fittings feature a minimum working temperature of 33 degrees F at 160 PSI and a maximum working temperature of 200 degrees F at 80 PSI. These brass crimp female connectors are certified for use in potable water and hydronic heating system applications.