Procon Series 2 clamp on brass rotary vane pump, 125 GPH, with 250 PSI relief valve pressure setting, clockwise rotation, standard clearance, no strainer, plastic high-temp bypass, and FDA grade EPDM nitrile seal. Pumps are self-priming (water) and maintenance-free with low vibration and pulsation characteristics. NPT 3/8" inlet and outlet connections. Rotary vane pumps are designed to pump potable water. Pump applications include carbonation, soft drink beverage dispensers, espresso/coffee machines and beer systems.