Models 2½" Victaulic Mod 747m Sprinkler Riser 18 187 0 5/16" Nut & Bolt, Corse Thread 18 1251 0 Steel_Pipe 16 273 0 3-way pump test outlet 3 117 0 6x5 Ecentric Flanged Reducer Cl-125 1 66 0 6x4 Concentric Flanged Reducer Cl-125 3 126 1