The ECO-FLO Products PPYHCHD Yard Hydrant Complete Replacement Head Assembly restores full functionality to frost-proof yard hydrants without requiring excavation of the entire unit. It includes all essential internal components, such as the handle, linkage, plunger, and operating rod, pre-installed in a durable cast iron head. Internal components are made of brass and Celcon. This assembly features a 1-inch NPT female threaded inlet and a 3/4-inch male hose threaded outlet for standard connections. It incorporates a locking eye for a padlock to prevent unauthorized water use and complies with NSF/ANSI 372-2016 lead-free standards. The unit is rated for a maximum pressure of 120 PSI and operating temperatures up to 100°F, ensuring reliable performance in outdoor conditions. It is designed for compatibility with various frost-proof yard hydrants, including Blue Water Source and Green Ever Bilt models