In-Line Check Valve, Compatible Lubricants Acetone, Alcohol, Dish Detergents, Ethyl, Gasoline, Grease Lacquer Solvents, Oils, Sodium Hydroxide, Non-Threaded Connection Diameter 1/2 in, Connection Thread Size Not Applicable, Connection Thread Type Not Applicable, Connection Thread Gender Not Applicable, Product Type Check Valve, Resistance Properties Corrosion Resistant, Water Resistant, Connection Type Inline, Material Acetal, Includes (10) Check Valves, For Use With 1/2 in Flex Hose Systems. This item has been restricted from sale in the following state (s): []