Everflow Supplies NPGL1140 4" Long Galvanized Steel Nipple Pipe Fitting with 1-1/4" Nominal Size Diameter Overflow part number NPGL1140 Galvanized 4 inch long Steel nipple 1-1/4" Nominal pipe diameter with male threaded ends Schedule 40 pipe wall thickness Meets or exceeds all applicable ASTM and ANSI standards