Tank nipple is a threaded tank connector used as feedthroughs for supplying water to a tank or vessel. Made of brass usually used to pass through the wall of a tank of water. It consists of two parts, a cylinder made threaded fitting with a hexagonal flange at the end and a back nut for tightening and fixing. During assembly, and to ensure proper sealing, use with appropriate gaskets and washers. Product range with male thread dimensions from 1/2" to 1".