Model: nfp 25 - 1" THE PLASTIC PUMP Flow Rate to 210 LPM (55 GPM) (12.6 M / Hr.) (Pressure Ratio 1 : 1) Air Supply Pressure = 2 BAR (29.01 PSIG) to 8.6 BAR (124.7 PSIG) Liquid Outlet / Discharge Side - 1" Air Inlet " BSP Port Size ANSI Flange Liquid Inlet / Suction Side 1" Air Exhaust - " Female NPT (Includes Neo-Muff Silencer). Suction Lift Rubber Diaphragm Dry - 3.4 meter (11.8 ft.) Wet 9.0 meter (29.5 ft.) PTFE Diaphragm Dry 2.2 meter (7.2 ft.) Wet 8.8 meter (28.8 ft.) Features: Maximum Particle Size / Maximum Solids Passage 3/16" (5.1mm) Displacement per Stroke* 0.30 Liter (0.08 gallon) Typical Noise Level - 70dB (with Neo-Muff Silencer) Ship Weight: Polypropylene : 15 kg. (33 lb.) Pump Dimensions Height 437mm (17.2") X Width 468mm (18.4") X Depth 257mm (10.1") Displacement per stroke was calculated at 4.9 bar (71 psig) air inlet pressure against a 2.2 bar (31 psig) head pressure.