The specifications of the series flow and displacement range:
C series: 10 to 100 ml / rev (3 to 31 gpm at 1200 rpm)
D series: 48 to 158 ml / rev (14 to 50 gpm at 1200 rpm)
E series: 132 to 227 ml / rev (1200 to 72 gpm at 1200 rpm)