Technical Information Body Material Brass Port Size 1/2" NPT Mount Clamp-On Drive Configuration Slotted With Bronze Coupling 1143 Flow Rate 240 GPH / 725 LPH Elastomer EPDM / Nitrile Elastomers Seal Type Non Balances Ceramic / Carbon Rotation Clockwise Internal Component Material Carbon Valve Type Solid-Utem Valve Configuration Standard Non-External Adjust Operating Range Maximum Mechanical Power Requirement 0.86 hp (641 W) Maximum System Pressure 60 psi Relief Valve Set Pressure Range 60 to 99psi (4 to 7 BAR) Max Static Pressure 100 psi Operation Fluid Temperature Range -4°F (-20°C) - 160°F (71°C) Max Fluid Viscosity 100 cP Max Sound Level 60dB(a) Max Discharge Pressure 250 PSI Min/Max Speed 1000 - 2400 RPM Dry Suction Lift 3.3 ft Wet Suction Lift 6.6 ft Fluid Acidity 6 pH Maximum Total Dissolved Solids (TDS) 5000 ppm