Graco Husky 3300 Air-Operated Double Diaphragm Pump


The Husky 3300 air-operated diaphragm pump features a stall-free low pulsation air valve which provides a smooth and rapid changeover.

The one-piece center section eliminates leaks and reduces maintenance on the Husky pumps when compared to other diaphragm pumps. 

Benefits of the Husky 3300 double diaphragm pumps

  • Overall improved efficiency (up to 40% more efficient)
  • Highest fluid flow rate in its class
  • Up to 5 times longer diaphragm life compared to other air operated diaphragm pumps
  • Expanded material offering to handle endless applications
  • Offered in ATEX configuration.


Maximum fluid flow
300 gpm (1135 lpm)
Maximum Fluid Discharge Pressure
100 psi (7 bars, 0.7 MPa)
Maximum size pumpable solids
½ in (13 mm)
Fluid displacement per cycle
2.9 g (11 liters)

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