Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish Plain, Thread Size 5/8 In. -11, Thread Style Fully Threaded, Hex Width 13/16 in, Overall Length 2 1/8 in, Dimensional Standards ASME B 18.2. 2, Material Quality Standards ASTM A582, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Sight Hole No, Package Quantity 2. This item has been restricted from sale in the following state (s): []