Leak proof, minimal components, longer cycle time intervals between maintenance Reverse circulation with a flow rate of 4.7 gpm at 16 ft./hd. Inlet flange size: ANSI 300 lb. 2” Discharge flange: ANSI 300 lb. 1.5” Recirculation flange size: ANSI 300 lb., 3/4” Designed to pump Chlorosilanes at 1.31 sp. Gr. Three phase induction motor is rated for 8.4 kW, 15.8 a, 3 ph./60hz/460v.