JR PRODUCTS CTY H2O DISH W/1/2MPT PW Direct OEM Replacement; Used For RV Fresh Water System; Recessed Inlet Without Hatch; 3-1/2 Inch Diameter Cutout Size; 4-3/4 Inch Outside Diameter x 3/4 Inch Dish Depth; 2-1/2 Inch Valve Depth; Lead Free Brass Check Valve With 1/2 Inch Male Pipe Thread (MPT); Polar White; Single