ARO® PF20A-ASS-SAA-B

ARO® Flap Valve Metallic Diaphragm Pump, 172 GPM, Standard Pump Style, Aluminum Center Body, 2 - 11-1/2 NPTF Fluid Connections, Stainless Steel Wetted Parts, Stainless Steel Hardware, Stainless Steel Seat, EPR Flap, Santoprene Diaphragm

ARO's pneumatic flap valve diaphragm pumps provide effective flow rates up to 172 gpm (651 lpm). These pumps are designed to handle materials that are stringy, fibrous, large solids (suspended or non-suspended), abrasive, slurries and other applications less suited for ball check style pumps. Flap valve pumps are useful for feeding filter presses, waste treatment, dewatering, filled material transfer and a variety of other demanding applications.

• Type Metallic Flap Valve
• Series Specialty
• Nominal Size 2 in
• Inlet Size 2 in - 11-1/2
• Outlet Size 2 in - 11-1/2
• Connection Style NPTF
• Air Inlet Size 3/4 - 14 NPTF
• Flow Rate 172 gpm
• Maximum Diameter of Solids 2 in
• Maximum Pressure 120 psi
• Center Body Material Aluminum
• Housing Material Stainless Steel
• Check Seat Material Stainless Steel
• Diaphragm Material Santoprene
• Flap Material EPR