LDR Industries 300 2X4 Pipe Nipple, 2-Inch X 4-Inch, Black Product Description LDR 3 2X4 Black pipe nipple 2-inch x 4-Inch. 2-Inch x 4-Inch Black malleable pipe nipple. Hydrostatic tested and protected from corrosion with Varnish. 15 psi and not used for drinking water. From the Manufacturer LDR 300 2X4 Black Pipe Nipple 2-Inch X 4-Inch. 2-Inch X 4-Inch Black Malleable Pipe nipple. Hydrostatic tested and Protected from corrosion with varnish. 150 PSI and not used for drinking water. Features 2-Inch x 4-inch pipe nipple Black malleable fitting Hydrostatic tested Protected from corrosion with varnish Do not use for drinking water USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.