Another potential draw back is the variety of tips and air caps available

Prevents Clogging and Leaks: The smooth surface of the stainless steel ball helps prevent clogging or jamming

Polyester Pads: Made from multi-layered

Spring loaded checks allow the diaphragm pump to work in any orientation

Graco Husky 307 - 16.5 GPM - Polypropylene (3/8" BSP) Standard Pump, Polypropylene Center Section, Acetal Seats, PTFE Balls & PTFE Diaph 61"(W) x 87"(H) x 50.5"(D) Another potential draw back isProduct Description The Husky 307 air operated diaphragm pump features a stall free low pulsation air valve that provides a smooth and rapid changeover. Typical applications include oil transfer and evacuation, fuel dispense and transfer, windshield wash solution dispense, and water and anti freeze dispense. Some models UL approved for use in pumping gasoline and gasoline alcohol blends up to 10% ethanol, diesel fuel, fuel oil and lubricating oil.