This high-quality pipe fitting is a must-have for any business or industrial setting. With a 1/2\" sweat x 3/8\" male NPT design, it fits seamlessly into any hydraulics, pneumatics, pumps & plumbing system. Please note that this product comes with a California Prop 65 Warning, as it contains chemicals that are known to cause cancer and birth defects or other reproductive harm. For more information on the warning and the chemicals involved, please visit www.P65Warnings.ca.gov. This pipe fitting is a reliable and durable addition to your setup.