Model NumberPipe Dia. MNPT EndsNumber of ElementsLengthWeightMax. Working Pressure (PSI @ 75°F)Typical Flow (GPM)Pressure Loss (PSI) 3/8-40C-4-6-23/8"66-1/2"1.3 oz310.4 - 3.25 - 11.25 3/8-40C-4-12-23/8"1211"2.1 oz310.4 - 3.50 - 22.5 ...