Everflow Supplies NPBR2025 2-1/2" Long Brass Nipple Pipe Fitting with 2" Nominal Diameter and NPT Ends Overflow part number NPBR2025 Brass 2-1/2" long nipple 2 inch Nominal pipe diameter with male threaded NPT ends Conforms to ASTM B687 ANSI ASME B1.20.1 Meets or exceeds all applicable ANSI standards